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iPhone 16 Battery Cell 3561mAh Li-ion Cell for Repair and Wholesale

3561mAh iPhone 16 battery cell from a professional battery cell manufacturer. Designed for repair, refurbishment and wholesale buyers with OEM support and stable factory supply.

iPhone 16 Battery Cell 3561mAh Li-ion Cell for Repair and Wholesale

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Why Choose iPhone 16 Battery Cell from ESC

Direct Battery Cell Manufacturer

ESC supplies mobile phone battery cells directly for professional B2B customers. Our production and QC processes are designed for wholesalers, refurbishers, repair businesses and distributors requiring consistent supply.

Reliable iPhone 16 Battery Cell Supplier

As an iPhone 16 battery cell supplier, ESC provides 3561mAh Li-ion cells for customers requiring repeat orders, mixed-model sourcing and long-term battery cell supply.

Quality Control for B2B Orders

Battery cells are inspected for capacity, voltage, internal resistance and performance consistency before shipment to help reduce quality variation between batches.

OEM and Wholesale Supply

ESC supports OEM cooperation, private label projects and wholesale purchasing for customers building their own battery product lines or supplying professional repair markets.

Global Supply Support

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

Quick Specifications

Specification Details
Product Type Mobile Phone Battery Cell
Compatible Device iPhone 16
Battery Chemistry Li-ion
Capacity 3561mAh
Nominal Voltage 3.886V
Energy 13.839Wh
Defective Rate ≤1%
Lead Time 5–7 Days, subject to order confirmation
Warranty 12 Months
Certifications / Documents CE, UN38.3, MSDS, PSE
MOQ Flexible MOQ; mixed-model orders available
OEM / Private Label Available
Shipping Methods Air, Sea, Railway
Target Buyers Repair Shops, Refurbishers, Wholesalers, Distributors

What Is an iPhone 16 Battery Cell?

An iPhone 16 battery cell is the Li-ion energy cell used in professional battery repair, rebuilding and refurbishment applications. ESC supplies 3561mAh cells to wholesalers, repair businesses and distributors that need stable capacity, consistent batch quality, OEM support and long-term sourcing from an iPhone 16 battery cell supplier.

iPhone 16 battery cell supplier 3561mAh Li-ion replacement cell for repair

Key Features

1. 3561mAh Rated Capacity

Designed with 3561mAh capacity and 3.886V nominal voltage for iPhone 16 battery repair and rebuilding applications.

2. Model-Specific Design

Developed for iPhone 16 applications with dimensions and electrical specifications intended for professional battery assembly and repair work.

3. Stable Li-ion Cell Performance

Provides consistent voltage and capacity performance for businesses requiring dependable replacement battery cell supply.

4. Multi-Step Factory QC

Capacity, voltage, internal resistance and performance consistency are checked before shipment to improve batch reliability.

5. Wholesale and OEM Ready

Suitable for volume buyers, private label projects, repair supply businesses and regional battery distributors.

Compatible Models

Product Compatible Device
3561mAh Li-ion Battery Cell iPhone 16

Applications

Battery Repair and Rebuilding

Designed for professional technicians and battery repair businesses working with iPhone 16 battery rebuilding and cell replacement projects.

Smartphone Refurbishment

Suitable for refurbishment companies replacing aged battery cells before devices are tested, graded and prepared for resale.

Mobile Phone Parts Wholesale

A practical sourcing option for wholesalers supplying replacement battery components to repair shops and regional distributors.

Repair Chain Supply

Suitable for repair chains that require consistent battery cell specifications and repeat purchasing across multiple locations.

OEM and Private Label Projects

ESC can support OEM battery projects for customers requiring customized branding, packaging and long-term battery cell sourcing.

iPhone 16 Battery Cell vs Original Complete Battery

Comparison ESC iPhone 16 Battery Cell Original Complete Battery
Product Type Li-ion battery cell for professional repair use Complete factory battery assembly
Capacity 3561mAh Original device specification
Nominal Voltage 3.886V Original device specification
Main Application Cell replacement, rebuilding, refurbishment Complete battery replacement
Target Buyer Repair shops, refurbishers, wholesalers End users and official service channels
Professional Assembly Required for applicable repair workflows Supplied as complete assembly
Wholesale Supply Available Limited through official channels
OEM Service Available Not available
Private Label Available for qualified projects Not available
B2B Bulk Orders Supported Limited
Warranty 12-month supplier warranty Subject to original manufacturer policy

Applications and Buyer Value

For Repair Shops

Add an iPhone 16 battery cell option for technicians handling professional battery repair and rebuilding instead of sourcing complete aftermarket battery assemblies only.

For Refurbishers

Maintain a consistent supply of battery cells for high-volume refurbishment operations where battery condition is part of device grading and resale preparation.

For Wholesalers

Source iPhone 16 battery cells directly from a mobile phone battery cell manufacturer and combine them with other iPhone models in wholesale purchasing plans.

For Distributors

Expand your battery component catalog with a model-specific product suitable for professional repair customers and regional reseller networks.

FAQ

  1. What is the capacity of this iPhone 16 battery cell?

The rated capacity is 3561mAh, with a nominal voltage of 3.886V and an energy rating of 13.839Wh.

  1. Is this battery cell designed for iPhone 16?

Yes. This battery cell is designed for iPhone 16 battery repair, rebuilding and refurbishment applications.

  1. Is this a complete iPhone 16 battery assembly?

This product is positioned as a battery cell for professional repair and battery assembly applications. Buyers should confirm the required repair configuration before ordering.

  1. Who normally buys iPhone 16 battery cells?

Typical buyers include phone repair shops, refurbishment companies, battery wholesalers, mobile phone parts distributors and professional battery assembly businesses.

  1. Are you an iPhone 16 battery cell supplier?

Yes. ESC is an iPhone 16 battery cell supplier serving professional B2B buyers, including wholesalers, repair businesses, refurbishers and distributors.

  1. Are you an iPhone battery cell manufacturer?

ESC supplies mobile phone battery cells and supports wholesale, OEM and private label projects for professional battery and repair businesses.

  1. What quality tests are performed before shipment?

Battery cells are checked for capacity, voltage, internal resistance and performance consistency before shipment.

  1. Can I order iPhone 16 battery cells in bulk?

Yes. Wholesale and bulk purchasing are supported, and mixed-model orders can be arranged according to purchasing requirements.

  1. Do you provide OEM or private label services?

Yes. OEM and private label solutions are available for qualified wholesalers, distributors and battery brands.

  1. How are iPhone 16 battery cells shipped internationally?

Battery shipments can be arranged by air, sea or railway depending on destination, quantity and transportation requirements. UN38.3 and MSDS documentation can be provided 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

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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Minimum Order: 10 Units
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