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Xiaomi Pocophone F1 Battery BM4E 4000mAh

Factory-direct 4000mAh Pocophone F1 battery from a Xiaomi battery manufacturer and OEM battery factory with strict QC, private labels and global shipping.

Xiaomi Pocophone F1 Battery BM4E 4000mAh






Why Choose ESC Xiaomi Pocophone F1 Battery?

Professional Xiaomi Battery Manufacturer

ESC is an experienced Xiaomi battery manufacturer supplying replacement batteries to mobile phone repair shops, refurbishment facilities, spare-parts wholesalers, distributors, e-commerce sellers and private label battery brands.

Automated production equipment, an experienced research and development team and standardized inspection procedures help maintain stable product specifications and repeat-order consistency.

Factory-Direct Wholesale Supply

Purchasing from a factory direct battery wholesaler provides professional buyers with direct access to manufacturing, quality inspection, OEM customization, private packaging and after-sales support.

ESC supports samples, single-model purchasing, mixed-model orders and long-term bulk battery supply programs.

Model-Specific BM4E Configuration

The BM4E replacement battery is designed for compatible Xiaomi Pocophone F1 and POCO F1 devices.

Its battery shape, flex position, connector orientation and electrical parameters are intended for professional model-specific installation.

Model-Matched 4000mAh Capacity

The replacement battery has a listed capacity of 4000mAh and a standard voltage of 3.82V.

Xiaomi publishes the Pocophone F1 platform with a 4000mAh typical and 3900mAh minimum battery capacity, making the listed replacement capacity consistent with the original device battery class. ESC

Brand-New Pure-Cobalt Cell

The battery uses a brand-new pure-cobalt lithium-ion cell designed to provide stable voltage output, controlled internal resistance and consistent charging and discharging performance.

Its listed cycle-life target is more than 800 charging cycles under suitable charging, storage and operating conditions.

Strict Quality Control

Quality inspection covers appearance, dimensions, voltage, internal resistance, capacity, flex connection, charging and discharging performance, protection functions and aging behavior.

ESC lists a factory defect-rate target below 0.1% and a customer-reported defect rate below 1%. Batteries are tested individually before shipment. ESC

Integrated PCM Protection

The PCM board provides protection against overcharging, over-discharging and short circuits.

The protection board, flex cable, connector and contact points are inspected before shipment to help reduce electrical abnormalities and installation-related failures.

OEM Battery Factory Support

As an OEM battery factory, ESC supports customized battery labels, customer logos, barcode labels, retail boxes, instruction cards, warranty cards and export-carton markings.

These services help wholesalers, distributors and private label battery suppliers develop differentiated Xiaomi replacement battery ranges.

Flexible Wholesale MOQ

The single-model MOQ is 20 pieces. Mixed-model wholesale orders can start from 100 pieces, depending on the selected products, packaging and customization requirements.

Samples are available for professional wholesale buyers to evaluate before approving a larger order.

Warranty, Lead Time and Global Shipping

Standard products can normally be prepared within approximately seven days when materials and inventory are available. A 12-month supplier warranty is available for qualified product-quality issues.

Shipping options include DHL, UPS, air freight, sea freight, railway freight and road transportation. ESC

Quick Specifications

Specification Details
Product Name Xiaomi Pocophone F1 Replacement Battery
Battery Model BM4E
Compatible Device Xiaomi Pocophone F1 / POCO F1
Compatible Device Model M1805E10A
Battery Type Rechargeable Lithium-Ion Battery
Cell Material Brand-New Pure-Cobalt Cell
Listed Capacity 4000mAh
Standard Voltage 3.82V
Product Configuration Replacement Battery With Flex Connection and PCM
Protection Functions Overcharge, Over-Discharge and Short-Circuit Protection
Cycle-Life Target More Than 800 Charging Cycles
Listed Charging Time Approximately 1–3 Hours
Listed Standby Time Approximately 3–7 Days, Depending on Device Use
Working Temperature -10°C to 50°C
Factory Defect-Rate Target Below 0.1%
Customer-Reported Defect Rate Below 1%
Standard Lead Time Approximately 7 Days
Warranty 12 Months
Single-Model MOQ 20 Pieces
Mixed-Model MOQ 100 Pieces
OEM Service Custom Logo, Battery Label, Barcode and Private Packaging
Available Certifications and Documents ISO 9001, CE, FCC, RoHS, IEC 62133, PSE, REACH, UL 2054, MSDS, UN38.3, KC and TISI
Express Shipping DHL or UPS, Approximately 3–6 Days
Air Freight Available According to Destination and Quantity
Sea Freight Approximately 20–40 Days
Railway Freight Approximately 30–35 Days
Road Transportation Approximately 20–25 Days
Shipping Port Shenzhen
Payment Methods T/T, Western Union, L/C, PayPal, MoneyGram and Credit Card

Certification availability, production time, MOQ and transportation schedule should be confirmed according to the production batch, destination, order quantity and packaging requirements. ESC

What Is a Xiaomi Pocophone F1 Battery?

Product Definition

A Xiaomi Pocophone F1 battery is a 4000mAh, 3.82V Li-ion replacement battery using the BM4E reference. ESC is a Xiaomi battery manufacturer, phone battery supplier and OEM battery factory providing strict QC, private labels, bulk orders and global shipping. It is an aftermarket repair part, not an original Xiaomi service battery.

Key Features

1. Model-Specific BM4E Design

The BM4E battery is designed around the internal battery space, flex position, connector orientation and electrical requirements of compatible Pocophone F1 devices.

Professional technicians should compare the replacement battery with the original battery before installation.

2. Listed 4000mAh Capacity

The battery provides a listed capacity of 4000mAh and a standard voltage of 3.82V.

Actual runtime depends on measured discharge capacity, phone condition, screen brightness, network activity, installed applications, operating temperature and charging habits.

3. Complete Replacement Configuration

The product includes a model-matched flex connection and PCM protection board rather than being supplied as an unprotected bare battery cell.

This configuration helps professional repair technicians simplify installation and reduce additional assembly work.

4. More Than 800 Charging Cycles

The pure-cobalt cell has a listed cycle-life target of more than 800 charging cycles under suitable charging, storage and operating conditions.

Actual cycle life depends on charging voltage, discharge depth, device temperature, charger quality and daily usage.

5. OEM and Private Label Support

Custom logos, battery labels, barcode labels, retail boxes, instruction cards, warranty cards and export cartons are available for wholesale and private label orders.

Compatible Xiaomi Models

Compatible Device Device Model Battery Reference Compatibility Notes
Xiaomi Pocophone F1 M1805E10A BM4E Confirm Original Battery Code and Connector
Xiaomi POCO F1 M1805E10A BM4E Alternative Commercial Name for the Same Device Platform
Pocophone F1 Regional Versions M1805E10A BM4E Verify Flex Position and Battery Dimensions Before Ordering

Xiaomi identifies the Pocophone F1 device as model M1805E10A. The official device specification lists a built-in rechargeable battery with 4000mAh typical and 3900mAh minimum capacity. 米家助手

The BM4E battery should not be confused with batteries for other POCO models, including the POCO F2 Pro, POCO X-series, POCO M-series or later POCO F-series devices.

Applications

Mobile Phone Repair Shops

Suitable for professional technicians replacing aged, damaged, swollen, fast-draining or low-capacity Pocophone F1 batteries.

Smartphone Refurbishment Facilities

Supports batch refurbishment projects requiring model-specific batteries, stable specifications and repeat wholesale supply.

Xiaomi Parts Wholesalers

The BM4E battery can be included in a wholesale Xiaomi and POCO replacement battery range for repair shops, technicians and regional service centers.

Repair Chain Stores

Centralized purchasing helps repair chains maintain standardized battery references, predictable inventory and consistent product requirements across multiple locations.

Private Label Battery Brands

OEM customization supports customer logos, branded battery labels, retail packaging, barcodes, instruction cards and warranty materials.

E-Commerce Battery Sellers

Suitable for online sellers requiring clear model compatibility, retail-ready packaging, barcode management and stable replacement battery inventory.

International Distributors

Mixed-model purchasing, export documentation and multiple transportation methods support regional distribution and international wholesale programs.

ESC Replacement Battery vs Original Xiaomi Battery

Comparison Item ESC Replacement Battery Original Xiaomi Battery
Product Type Compatible aftermarket replacement battery Factory-installed or official service battery
Compatible Device Xiaomi Pocophone F1 / POCO F1 Xiaomi Pocophone F1 / POCO F1
Device Model M1805E10A M1805E10A
Battery Reference BM4E replacement reference Original battery code should be verified before replacement
Capacity Listed 4000mAh 4000mAh typical / 3900mAh minimum
Voltage Listed 3.82V Original model-specific electrical specification
Battery Chemistry Pure-Cobalt Lithium-Ion Cell Manufacturer-selected rechargeable battery cell
Product Condition Brand-New Replacement Battery Brand-New When Originally Installed
Flex Connection Model-Matched Replacement Flex Original Factory Flex
Protection System PCM Protection Board Original Factory Protection System
Protection Functions Overcharge, Over-Discharge and Short-Circuit Protection Integrated Original Protection Functions
Cycle-Life Positioning Listed Target of More Than 800 Cycles Depends on Original Battery Age and Usage
Installation Method Professional Repair Installation Required Installed During Manufacturing or Authorized Service
Compatibility Verification Confirmed by Device Model, Battery Code, Dimensions and Connector Integrated With the Original Device
Branding ESC, Neutral Label or Customized Private Label Original Manufacturer Identification
Packaging Standard Wholesale or Customized OEM Packaging Original Service-Channel Packaging
Wholesale Availability Available for Professional B2B Purchasing Subject to Official Service-Channel Availability
OEM Labeling Supported Not Available for Third-Party Branding
Private Packaging Supported Not Available
Order Flexibility Single-Model, Mixed-Model and Customized Orders Limited by Official Service-Channel Policies
Single-Model MOQ 20 Pieces Generally Unavailable Through Flexible Wholesale
Warranty 12-Month Supplier Warranty Subject to Original Manufacturer Service Terms
Target Buyers Repair Shops, Refurbishers, Wholesalers and Distributors Original Manufacturing and Authorized Service Networks
Cost Positioning Competitive Professional Replacement Solution Generally Positioned Within the Official Service Ecosystem

Xiaomi publishes the Pocophone F1 with a 4000mAh typical and 3900mAh minimum built-in battery. Replacement-battery capacity, dimensions, flex orientation and charging performance should be verified through sample testing before bulk approval. Xiaomi

Quality Control and OEM Support

Incoming Material Inspection

Battery cells, protection boards, flex cables and connectors are checked for appearance, dimensions, voltage and production consistency before assembly.

Capacity and Electrical Testing

Professional battery analyzers are used to check capacity, voltage, internal resistance, charging behavior and discharge performance.

Protection Function Testing

The PCM board is checked for overcharge, over-discharge and short-circuit protection according to the approved production process.

Aging and Final Inspection

Aging inspection helps identify abnormal self-discharge or unstable electrical performance. Finished batteries are also checked for appearance, flex position, labels, quantity and packaging.

Private Label Customization

Available customization includes customer logos, BM4E model references, capacity information, warning text, batch codes, barcode labels and retail packaging.

FAQ

1. What is the capacity of the Xiaomi Pocophone F1 battery?

The BM4E replacement battery has a listed capacity of 4000mAh and a standard voltage of 3.82V.

Xiaomi publishes the Pocophone F1 device with a 4000mAh typical and 3900mAh minimum battery capacity.

2. What battery model is used for the Pocophone F1?

The applicable replacement battery reference is BM4E.

Buyers should compare the battery code, dimensions, flex orientation and connector position with the original battery before ordering.

3. Which phone model is compatible with the BM4E battery?

The BM4E replacement battery is designed for the Xiaomi Pocophone F1, also marketed as the POCO F1.

The associated device model is M1805E10A.

4. Is the Pocophone F1 the same device as the POCO F1?

Pocophone F1 and POCO F1 are commercial names used for the same device family.

Buyers should still verify the device model and original battery code before installation.

5. Does the BM4E battery include a protection board?

Yes. The replacement battery includes a PCM board designed to provide overcharge, over-discharge and short-circuit protection.

The protection functions are tested during the quality-control process.

6. Is this an original Xiaomi battery?

No. It is a compatible aftermarket replacement battery manufactured for professional repair, refurbishment and wholesale markets.

It should not be described as an original Xiaomi service battery.

7. Can users replace the Pocophone F1 battery themselves?

Professional installation is recommended. Xiaomi describes the device battery as built-in and states that it does not support user self-removal or replacement. Xiaomi

The phone should be powered off, and the battery should not be bent, punctured, crushed or exposed to excessive heat during removal.

8. What is the minimum order quantity?

The single-model MOQ is 20 pieces. Mixed-model wholesale orders can start from 100 pieces.

Final quantities depend on the selected battery models, packaging and customization requirements.

9. Can ESC customize the battery label and packaging?

Yes. ESC supports customer logos, private battery labels, retail boxes, barcode labels, instruction cards, warranty cards and export-carton markings.

Customized artwork and packaging details can be approved before bulk production.

10. What warranty and shipping methods are available?

A 12-month supplier warranty is available for qualified product-quality issues.

Shipping methods include DHL, UPS, air freight, sea freight, railway freight and road transportation. Delivery time depends on the destination, customs clearance, order quantity and selected logistics route.

Why Choose ESC Xiaomi Pocophone F1 Battery?

Professional Xiaomi Battery Manufacturer

ESC is an experienced Xiaomi battery manufacturer supplying replacement batteries to mobile phone repair shops, refurbishment facilities, spare-parts wholesalers, distributors, e-commerce sellers and private label battery brands.

Automated production equipment, an experienced research and development team and standardized inspection procedures help maintain stable product specifications and repeat-order consistency.

Factory-Direct Wholesale Supply

Purchasing from a factory direct battery wholesaler provides professional buyers with direct access to manufacturing, quality inspection, OEM customization, private packaging and after-sales support.

ESC supports samples, single-model purchasing, mixed-model orders and long-term bulk battery supply programs.

Model-Specific BM4E Configuration

The BM4E replacement battery is designed for compatible Xiaomi Pocophone F1 and POCO F1 devices.

Its battery shape, flex position, connector orientation and electrical parameters are intended for professional model-specific installation.

Model-Matched 4000mAh Capacity

The replacement battery has a listed capacity of 4000mAh and a standard voltage of 3.82V.

Xiaomi publishes the Pocophone F1 platform with a 4000mAh typical and 3900mAh minimum battery capacity, making the listed replacement capacity consistent with the original device battery class. ESC

Brand-New Pure-Cobalt Cell

The battery uses a brand-new pure-cobalt lithium-ion cell designed to provide stable voltage output, controlled internal resistance and consistent charging and discharging performance.

Its listed cycle-life target is more than 800 charging cycles under suitable charging, storage and operating conditions.

Strict Quality Control

Quality inspection covers appearance, dimensions, voltage, internal resistance, capacity, flex connection, charging and discharging performance, protection functions and aging behavior.

ESC lists a factory defect-rate target below 0.1% and a customer-reported defect rate below 1%. Batteries are tested individually before shipment. ESC

Integrated PCM Protection

The PCM board provides protection against overcharging, over-discharging and short circuits.

The protection board, flex cable, connector and contact points are inspected before shipment to help reduce electrical abnormalities and installation-related failures.

OEM Battery Factory Support

As an OEM battery factory, ESC supports customized battery labels, customer logos, barcode labels, retail boxes, instruction cards, warranty cards and export-carton markings.

These services help wholesalers, distributors and private label battery suppliers develop differentiated Xiaomi replacement battery ranges.

Flexible Wholesale MOQ

The single-model MOQ is 20 pieces. Mixed-model wholesale orders can start from 100 pieces, depending on the selected products, packaging and customization requirements.

Samples are available for professional wholesale buyers to evaluate before approving a larger order.

Warranty, Lead Time and Global Shipping

Standard products can normally be prepared within approximately seven days when materials and inventory are available. A 12-month supplier warranty is available for qualified product-quality issues.

Shipping options include DHL, UPS, air freight, sea freight, railway freight and road transportation. ESC

Quick Specifications

Specification Details
Product Name Xiaomi Pocophone F1 Replacement Battery
Battery Model BM4E
Compatible Device Xiaomi Pocophone F1 / POCO F1
Compatible Device Model M1805E10A
Battery Type Rechargeable Lithium-Ion Battery
Cell Material Brand-New Pure-Cobalt Cell
Listed Capacity 4000mAh
Standard Voltage 3.82V
Product Configuration Replacement Battery With Flex Connection and PCM
Protection Functions Overcharge, Over-Discharge and Short-Circuit Protection
Cycle-Life Target More Than 800 Charging Cycles
Listed Charging Time Approximately 1–3 Hours
Listed Standby Time Approximately 3–7 Days, Depending on Device Use
Working Temperature -10°C to 50°C
Factory Defect-Rate Target Below 0.1%
Customer-Reported Defect Rate Below 1%
Standard Lead Time Approximately 7 Days
Warranty 12 Months
Single-Model MOQ 20 Pieces
Mixed-Model MOQ 100 Pieces
OEM Service Custom Logo, Battery Label, Barcode and Private Packaging
Available Certifications and Documents ISO 9001, CE, FCC, RoHS, IEC 62133, PSE, REACH, UL 2054, MSDS, UN38.3, KC and TISI
Express Shipping DHL or UPS, Approximately 3–6 Days
Air Freight Available According to Destination and Quantity
Sea Freight Approximately 20–40 Days
Railway Freight Approximately 30–35 Days
Road Transportation Approximately 20–25 Days
Shipping Port Shenzhen
Payment Methods T/T, Western Union, L/C, PayPal, MoneyGram and Credit Card

Certification availability, production time, MOQ and transportation schedule should be confirmed according to the production batch, destination, order quantity and packaging requirements. ESC

Pocophone F1 battery

What Is a Xiaomi Pocophone F1 Battery?

Product Definition

A Xiaomi Pocophone F1 battery is a 4000mAh, 3.82V Li-ion replacement battery using the BM4E reference. ESC is a Xiaomi battery manufacturer, phone battery supplier and OEM battery factory providing strict QC, private labels, bulk orders and global shipping. It is an aftermarket repair part, not an original Xiaomi service battery.

Key Features

1. Model-Specific BM4E Design

The BM4E battery is designed around the internal battery space, flex position, connector orientation and electrical requirements of compatible Pocophone F1 devices.

Professional technicians should compare the replacement battery with the original battery before installation.

2. Listed 4000mAh Capacity

The battery provides a listed capacity of 4000mAh and a standard voltage of 3.82V.

Actual runtime depends on measured discharge capacity, phone condition, screen brightness, network activity, installed applications, operating temperature and charging habits.

3. Complete Replacement Configuration

The product includes a model-matched flex connection and PCM protection board rather than being supplied as an unprotected bare battery cell.

This configuration helps professional repair technicians simplify installation and reduce additional assembly work.

4. More Than 800 Charging Cycles

The pure-cobalt cell has a listed cycle-life target of more than 800 charging cycles under suitable charging, storage and operating conditions.

Actual cycle life depends on charging voltage, discharge depth, device temperature, charger quality and daily usage.

5. OEM and Private Label Support

Custom logos, battery labels, barcode labels, retail boxes, instruction cards, warranty cards and export cartons are available for wholesale and private label orders.

Compatible Xiaomi Models

Compatible Device Device Model Battery Reference Compatibility Notes
Xiaomi Pocophone F1 M1805E10A BM4E Confirm Original Battery Code and Connector
Xiaomi POCO F1 M1805E10A BM4E Alternative Commercial Name for the Same Device Platform
Pocophone F1 Regional Versions M1805E10A BM4E Verify Flex Position and Battery Dimensions Before Ordering

Xiaomi identifies the Pocophone F1 device as model M1805E10A. The official device specification lists a built-in rechargeable battery with 4000mAh typical and 3900mAh minimum capacity. 米家助手

The BM4E battery should not be confused with batteries for other POCO models, including the POCO F2 Pro, POCO X-series, POCO M-series or later POCO F-series devices.

Applications

Mobile Phone Repair Shops

Suitable for professional technicians replacing aged, damaged, swollen, fast-draining or low-capacity Pocophone F1 batteries.

Smartphone Refurbishment Facilities

Supports batch refurbishment projects requiring model-specific batteries, stable specifications and repeat wholesale supply.

Xiaomi Parts Wholesalers

The BM4E battery can be included in a wholesale Xiaomi and POCO replacement battery range for repair shops, technicians and regional service centers.

Repair Chain Stores

Centralized purchasing helps repair chains maintain standardized battery references, predictable inventory and consistent product requirements across multiple locations.

Private Label Battery Brands

OEM customization supports customer logos, branded battery labels, retail packaging, barcodes, instruction cards and warranty materials.

E-Commerce Battery Sellers

Suitable for online sellers requiring clear model compatibility, retail-ready packaging, barcode management and stable replacement battery inventory.

International Distributors

Mixed-model purchasing, export documentation and multiple transportation methods support regional distribution and international wholesale programs.

ESC Replacement Battery vs Original Xiaomi Battery

Comparison Item ESC Replacement Battery Original Xiaomi Battery
Product Type Compatible aftermarket replacement battery Factory-installed or official service battery
Compatible Device Xiaomi Pocophone F1 / POCO F1 Xiaomi Pocophone F1 / POCO F1
Device Model M1805E10A M1805E10A
Battery Reference BM4E replacement reference Original battery code should be verified before replacement
Capacity Listed 4000mAh 4000mAh typical / 3900mAh minimum
Voltage Listed 3.82V Original model-specific electrical specification
Battery Chemistry Pure-Cobalt Lithium-Ion Cell Manufacturer-selected rechargeable battery cell
Product Condition Brand-New Replacement Battery Brand-New When Originally Installed
Flex Connection Model-Matched Replacement Flex Original Factory Flex
Protection System PCM Protection Board Original Factory Protection System
Protection Functions Overcharge, Over-Discharge and Short-Circuit Protection Integrated Original Protection Functions
Cycle-Life Positioning Listed Target of More Than 800 Cycles Depends on Original Battery Age and Usage
Installation Method Professional Repair Installation Required Installed During Manufacturing or Authorized Service
Compatibility Verification Confirmed by Device Model, Battery Code, Dimensions and Connector Integrated With the Original Device
Branding ESC, Neutral Label or Customized Private Label Original Manufacturer Identification
Packaging Standard Wholesale or Customized OEM Packaging Original Service-Channel Packaging
Wholesale Availability Available for Professional B2B Purchasing Subject to Official Service-Channel Availability
OEM Labeling Supported Not Available for Third-Party Branding
Private Packaging Supported Not Available
Order Flexibility Single-Model, Mixed-Model and Customized Orders Limited by Official Service-Channel Policies
Single-Model MOQ 20 Pieces Generally Unavailable Through Flexible Wholesale
Warranty 12-Month Supplier Warranty Subject to Original Manufacturer Service Terms
Target Buyers Repair Shops, Refurbishers, Wholesalers and Distributors Original Manufacturing and Authorized Service Networks
Cost Positioning Competitive Professional Replacement Solution Generally Positioned Within the Official Service Ecosystem

Xiaomi publishes the Pocophone F1 with a 4000mAh typical and 3900mAh minimum built-in battery. Replacement-battery capacity, dimensions, flex orientation and charging performance should be verified through sample testing before bulk approval. Xiaomi

Quality Control and OEM Support

Incoming Material Inspection

Battery cells, protection boards, flex cables and connectors are checked for appearance, dimensions, voltage and production consistency before assembly.

Capacity and Electrical Testing

Professional battery analyzers are used to check capacity, voltage, internal resistance, charging behavior and discharge performance.

Protection Function Testing

The PCM board is checked for overcharge, over-discharge and short-circuit protection according to the approved production process.

Aging and Final Inspection

Aging inspection helps identify abnormal self-discharge or unstable electrical performance. Finished batteries are also checked for appearance, flex position, labels, quantity and packaging.

Private Label Customization

Available customization includes customer logos, BM4E model references, capacity information, warning text, batch codes, barcode labels and retail packaging.

FAQ

1. What is the capacity of the Xiaomi Pocophone F1 battery?

The BM4E replacement battery has a listed capacity of 4000mAh and a standard voltage of 3.82V.

Xiaomi publishes the Pocophone F1 device with a 4000mAh typical and 3900mAh minimum battery capacity.

2. What battery model is used for the Pocophone F1?

The applicable replacement battery reference is BM4E.

Buyers should compare the battery code, dimensions, flex orientation and connector position with the original battery before ordering.

3. Which phone model is compatible with the BM4E battery?

The BM4E replacement battery is designed for the Xiaomi Pocophone F1, also marketed as the POCO F1.

The associated device model is M1805E10A.

4. Is the Pocophone F1 the same device as the POCO F1?

Pocophone F1 and POCO F1 are commercial names used for the same device family.

Buyers should still verify the device model and original battery code before installation.

5. Does the BM4E battery include a protection board?

Yes. The replacement battery includes a PCM board designed to provide overcharge, over-discharge and short-circuit protection.

The protection functions are tested during the quality-control process.

6. Is this an original Xiaomi battery?

No. It is a compatible aftermarket replacement battery manufactured for professional repair, refurbishment and wholesale markets.

It should not be described as an original Xiaomi service battery.

7. Can users replace the Pocophone F1 battery themselves?

Professional installation is recommended. Xiaomi describes the device battery as built-in and states that it does not support user self-removal or replacement. Xiaomi

The phone should be powered off, and the battery should not be bent, punctured, crushed or exposed to excessive heat during removal.

8. What is the minimum order quantity?

The single-model MOQ is 20 pieces. Mixed-model wholesale orders can start from 100 pieces.

Final quantities depend on the selected battery models, packaging and customization requirements.

9. Can ESC customize the battery label and packaging?

Yes. ESC supports customer logos, private battery labels, retail boxes, barcode labels, instruction cards, warranty cards and export-carton markings.

Customized artwork and packaging details can be approved before bulk production.

10. What warranty and shipping methods are available?

A 12-month supplier warranty is available for qualified product-quality issues.

Shipping methods include DHL, UPS, air freight, sea freight, railway freight and road transportation. Delivery time depends on the destination, customs clearance, order quantity and selected logistics route.

Our Factory

Since 2016, ESC has served B2B buyers with replacement batteries and charging products. We offer 3,000+ models for iPhone, Android phones, tablets and laptops, with flexible MOQs, lead times within seven days and a customer-reported defect rate below 1%. Since 2022, we have developed private-mold fast-charging power banks with broad protocol compatibility and thermal control. ESC supports brands, wholesalers, refurbishers and repair chains with OEM/ODM, certification and production services.

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Our Certificates

ESC certificate 1
ESC certificate 2
ESC certificate 3
ESC certificate 4

OEM & ODM Battery Order Process

  1. 01

    Customer Inquiry & Requirement Confirmation

    Confirm battery models, capacity, quantity, target market, certification and customization requirements.

  2. 02

    Quotation

    Provide a detailed quotation based on product specifications, order quantity, packaging and delivery requirements.

  3. 03

    Customization Details Confirmation

    Confirm customized labels, barcodes, silk-screen artwork, logo printing, packaging and other branding details.

  4. 04

    Order Confirmation

    Finalize product specifications, quantities, unit prices, payment terms, delivery schedule and shipping method.

  5. 05

    Deposit Payment

    The customer pays the agreed deposit so that materials and production can be arranged.

  6. 06

    Production Arrangement

    Arrange material preparation, battery assembly, quality inspection, aging tests, packaging and order completion.

  7. 07

    Balance Payment

    The customer pays the remaining balance after production is completed and the order details are confirmed.

  8. 08

    Shipment

    Arrange shipment by an approved air, sea, railway or express channel according to the destination and order requirements.

  9. 09

    Delivery & Receipt Follow-Up

    Provide shipping documents and tracking information, and follow up until the customer receives the goods.

  10. 10

    24/7 After-Sales Support

    Provide responsive technical assistance, quality-issue analysis and after-sales solutions after delivery.

How to Choose a Reliable Replacement Battery Supplier

Evaluate cell quality, testing capability, assembly details, production consistency and installation support before purchasing smartphone, tablet or laptop replacement batteries.

Verify Battery Model Coverage and Compatibility

Choose a supplier with broad coverage for smartphone, tablet and laptop batteries. Confirm the original battery code, device model, connector position, dimensions, rated voltage and system compatibility before ordering.

A supplier with an established model database can reduce incorrect shipments, installation problems and compatibility-related returns.

1

Check the Quality of Cells and Electronic Components

Battery quality starts with the raw materials. Ask the supplier about:

  • Battery-cell manufacturer and grade
  • Actual cell capacity
  • Cell cycle life
  • PCB and protection-chip solution
  • Connector and flex-cable quality
  • Traceability of key components

Reliable suppliers should use graded cells rather than selecting components only by the lowest price.

2

Review Incoming Material Inspection and Cell Grading

Cells should be tested and grouped according to:

  • Capacity
  • Voltage
  • Internal resistance
  • Self-discharge
  • Thickness and dimensions
  • Appearance

Proper cell grading improves consistency between batteries from the same production batch and reduces abnormal runtime, swelling and early failure.

3

Require Complete Electrical and Compatibility Testing

A professional supplier should test more than the open-circuit voltage. Quality verification should include:

  • Charging and discharging performance
  • Actual capacity
  • Battery current
  • Protection functions
  • Cycle count and battery data
  • Fuel-gauge parameters
  • Device compatibility
  • Temperature performance

Professional battery testers can perform charging, discharging, current calibration and precise parameter comparison, helping identify batteries whose measured data does not match the approved specification.

4

Evaluate Automation and Production Consistency

Automated production processes normally provide better consistency and higher capacity than heavily manual assembly.

Important processes may include:

  • Automatic cell sorting
  • Automatic welding
  • Automatic PCB testing
  • Automatic adhesive application
  • Barcode traceability
  • In-line functional inspection

Automation does not replace quality control, but it helps reduce variation caused by manual positioning, welding and assembly.

5

Inspect Assembly Details

Small assembly details have a major effect on installation efficiency and product reliability.

A well-finished battery should include:

  • Pre-applied battery adhesive
  • Dust-proof protective film
  • Protective sleeve around the flex cable
  • Fixed flex-cable position
  • Stable connector orientation
  • No loose or moving battery cable
  • Clean edges and accurate dimensions

These details reduce flex-cable damage, dust contamination, installation movement and incorrect connector alignment.

6

Confirm In-Process and Final Quality Inspection

The supplier should conduct inspection throughout production rather than checking only finished goods.

Recommended checkpoints include:

  • Incoming material inspection
  • Cell grading
  • PCB and BMS testing
  • Welding inspection
  • Assembly inspection
  • Capacity testing
  • Aging testing
  • Appearance inspection
  • Packaging inspection
  • Final random inspection

Ask whether inspection data can be traced back to the production batch.

7

Compare Capacity Claims, Defect Rate and Certification

Do not select batteries based only on the highest printed capacity.

A credible supplier should provide:

  • Tested capacity data
  • Clear rated voltage and energy
  • Customer-reported defect rate
  • Warranty policy
  • CE, RoHS, FCC, MSDS and UN38.3 documentation where applicable
  • Model-specific certification support

Exaggerated capacity labels without matching cell space, weight and test data are a significant purchasing risk.

8

Follow Correct Battery Installation Procedures

Even a qualified battery can fail if it is installed incorrectly.

Before installation:

  • Discharge the original battery below 25%
  • Power off the device
  • Use non-metallic opening tools
  • Disconnect the battery before handling other internal components
  • Avoid puncturing, bending or crushing the cell
  • Remove the protective film from the adhesive correctly
  • Align the battery and connector before pressing it into place
  • Confirm that the flex cable is not folded, stretched or trapped
  • Reinstall screws and brackets in their original positions
  • Test charging, battery recognition and device functions before final sealing

The installation guide specifically warns that a charged lithium-ion battery may catch fire or explode if punctured, and instructs technicians to power off the phone before disassembly.

9

Contact Us

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