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BLP727 5000mAh Replacement Battery for OPPO A5 2020 A9 2020 A11 A11X

BLP727 5000mAh replacement battery for OPPO A5 2020, A9 2020, A11 and A11X. Factory supply with OEM support, strict QC and reliable wholesale service.

BLP727 5000mAh Replacement Battery for OPPO A5 2020 A9 2020 A11 A11X






Why Choose OPPO BLP727 Battery from ESC

Professional Mobile Phone Battery Manufacturer

ESC specializes in replacement batteries for professional repair and distribution markets. We supply wholesalers, repair businesses, refurbishers and distributors requiring stable product quality and repeat B2B supply.

Reliable OPPO BLP727 Battery Supplier

As an experienced OPPO BLP727 battery supplier, ESC provides stable production, flexible purchasing and long-term supply support for customers sourcing replacement batteries in volume.

5000mAh Typical Capacity

The BLP727 battery provides a typical capacity of 5000mAh and a rated capacity of 4880mAh, with 3.87V nominal voltage for compatible OPPO smartphones.

Multi-Step Quality Control

Capacity, voltage, internal resistance and aging performance are checked before shipment to improve consistency across wholesale battery batches.

OEM and Private Label Support

ESC supports OEM branding, customized packaging and private label battery projects for distributors, wholesalers and professional mobile phone parts businesses.

Global Wholesale Supply

Battery shipments can be arranged by air, sea or railway according to destination, quantity and applicable lithium battery transportation requirements.

Quick Specifications

Specification Details
Product Type Replacement Battery
Battery Model BLP727
Cell Model 11CP5/65/88
Compatible Brand OPPO
Typical Capacity 5000mAh
Rated Capacity 4880mAh
Nominal Voltage 3.87V
Typical Energy 19.35Wh
Rated Energy 18.88Wh
Limit Charge Voltage 4.45V
Battery Chemistry Rechargeable Li-ion Polymer Battery
Compatible Models OPPO A5 2020, A9 2020, A11, A11X
Defective Rate ≤1%
Lead Time 5–7 Days, subject to order confirmation
Warranty 12 Months
Certifications / Documents CE, PSE, IEC 62133, UN38.3, MSDS
MOQ Flexible; 100 pcs mixed-model trial order recommended
OEM / Private Label Available
Shipping Methods Air, Sea, Railway

BLP727 is widely listed for OPPO A5 2020, A9 2020, A11 and A11X applications.

OPPO BLP727 battery supplier 5000mAh replacement battery for A5 2020 A9 2020 A11 A11X

What Is the OPPO BLP727 Battery?

The BLP727 is a 5000mAh typical-capacity Li-ion polymer replacement battery for compatible OPPO smartphones including A5 2020, A9 2020, A11 and A11X. As an OPPO BLP727 battery supplier, ESC provides wholesale buyers with factory QC, OEM support, mixed-model sourcing and reliable supply for repair, refurbishment and distribution businesses.

Key Features

1. 5000mAh Typical Capacity

Provides 5000mAh typical capacity, 4880mAh rated capacity and 3.87V nominal voltage for compatible BLP727 battery applications.

2. Multi-Model Compatibility

Designed for OPPO A5 2020, A9 2020, A11 and A11X, allowing wholesalers to cover several repair applications with one battery model.

3. Stable Li-ion Polymer Performance

Rechargeable Li-ion polymer construction provides stable power output for professional smartphone repair and refurbishment.

4. Factory Quality Testing

Each battery is checked for capacity, voltage, internal resistance and aging performance before shipment.

5. Wholesale and OEM Ready

Suitable for mobile phone repair chains, parts wholesalers, refurbishers, distributors and private label battery projects.

Compatible Models

Battery Model Compatible Phone Common Model Numbers
BLP727 OPPO A5 2020 CPH1931, CPH1933, CPH1935, CPH1943, CPH1959
BLP727 OPPO A9 2020 CPH1937, CPH1939, CPH1941
BLP727 OPPO A11 Regional variants
BLP727 OPPO A11X Regional variants

Compatibility references consistently identify BLP727 for A5 2020 and A9 2020, with supplier databases also listing A11 and A11X. Buyers should confirm the original battery code before bulk ordering because regional device variants may differ.

Applications

Smartphone Repair Shops

The BLP727 replacement battery is suitable for technicians replacing aged, damaged or poor-performing batteries in compatible OPPO smartphones.

Smartphone Refurbishment

Suitable for refurbishers preparing used OPPO devices for resale where battery condition is an important part of testing and device grading.

Mobile Phone Parts Wholesale

Designed for wholesalers requiring a commonly used OPPO battery model for supplying repair stores and regional resellers.

Repair Chain Supply

Supports repair chains requiring repeat purchasing, consistent battery specifications and mixed-model inventory.

Regional Distribution

Suitable for distributors building broader OPPO replacement battery ranges for local repair and aftermarket channels.

BLP727 Replacement Battery vs Original Battery

Comparison ESC BLP727 Replacement Battery Original BLP727 Battery
Battery Model BLP727 BLP727
Typical Capacity 5000mAh 5000mAh specification
Rated Capacity 4880mAh Depends on labeled specification
Nominal Voltage 3.87V 3.87V
Main Purpose Aftermarket repair and refurbishment Factory-installed / official replacement
B2B Wholesale Supply Available More limited
Mixed-Model Orders Supported Generally limited
OEM Branding Available Not available
Private Label Packaging Available Not available
Target Buyers Repair shops, wholesalers, refurbishers, distributors Consumers and official service channels
Warranty 12-month supplier warranty Subject to original service policy
Supply Flexibility Designed for repeat B2B sourcing Official-channel dependent

A regulatory filing for an OPPO CPH1941 device identifies BLP727 as a 3.87V, 5000mAh / 19.35Wh battery specification.

Buyer Value

For Repair Shops

Keep BLP727 inventory for several compatible OPPO models and reduce the need to source separate batteries for every repair application.

For Wholesalers

Combine BLP727 with other OPPO BLP-series batteries in mixed-model orders to simplify purchasing and expand replacement battery coverage.

For Refurbishers

Use a consistent replacement battery source when processing larger quantities of OPPO A-series devices for secondary markets.

For Distributors

Add a multi-model OPPO replacement battery to your product catalog and supply local repair shops, resellers and refurbishment businesses.

FAQ

  1. What is the typical capacity of the BLP727 battery?

The BLP727 battery has a typical capacity of 5000mAh, a rated capacity of 4880mAh and a nominal voltage of 3.87V.

  1. Which phones are compatible with the BLP727 battery?

BLP727 is commonly used with OPPO A5 2020, A9 2020, A11 and A11X. Buyers should confirm the original battery model before ordering because device variants can differ.

  1. Is BLP727 compatible with OPPO A5 2020?

Yes. BLP727 is used in multiple OPPO A5 2020 variants, including CPH1931, CPH1933, CPH1935, CPH1943 and CPH1959.

  1. Is BLP727 compatible with OPPO A9 2020?

Yes. Compatible A9 2020 variants include CPH1937, CPH1939 and CPH1941.

  1. Are you an OPPO BLP727 battery supplier?

Yes. ESC is an OPPO BLP727 battery supplier serving repair shops, wholesalers, refurbishers and distributors with wholesale and OEM battery solutions.

  1. Can I buy BLP727 batteries wholesale?

Yes. ESC supports bulk purchasing and mixed-model battery orders for professional B2B customers.

  1. Do you provide OEM and private label service?

Yes. OEM branding, customized packaging and private label solutions are available for qualified customers.

  1. What quality control is performed before shipment?

Batteries are checked for capacity, voltage, internal resistance and aging performance before shipment to support consistent batch quality.

  1. What warranty is available for BLP727 batteries?

ESC provides a 12-month warranty with after-sales support for confirmed product quality issues.

  1. How can BLP727 batteries be shipped internationally?

International battery shipments can be arranged by air, sea or railway depending on destination, quantity and transportation requirements. UN38.3 and MSDS documents are available for applicable shipments.

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

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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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Minimum Order: 10 Units
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