Home/Products/Original Capacity iPhone Replacement Batteries/iPhone 16 Original Capacity Replacement Battery | OEM Li-ion Battery Manufacturer

Factory direct iPhone 16 replacement battery with original capacity, premium lithium-ion cells, strict quality control, OEM/ODM customization, and stable bulk supply for global repair shops and distributors.

iPhone 16 Original Capacity Replacement Battery | OEM Li-ion Battery Manufacturer

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Why Choose the iPhone 16 Replacement Battery?

Professional iPhone Battery Manufacturer

ESC provides original capacity replacement batteries for smartphones, tablets, and laptops with professional lithium battery manufacturing experience.

Factory Direct Supply

Direct manufacturer pricing, stable production capacity, flexible MOQ, and reliable supply chain support for global wholesalers.

Strict Quality Control

Each battery undergoes capacity testing, voltage inspection, safety testing, and aging verification to ensure consistent performance.

OEM & Private Label Service

Support custom logo, packaging, barcode labeling, and customized battery solutions for distributors and repair businesses.

Global Export Capability

Provide CE, FCC, RoHS, MSDS, UN38.3, PSE certifications with worldwide shipping solutions.

Quick Specifications

Item	Specification
Product Name	iPhone 16 Replacement Battery
Battery Type	Lithium-ion Battery
Compatible Model	iPhone 16
Capacity	3561mAh
Voltage	3.87V
Battery Cell	Premium Lithium Cell
Cycle Life	800+ Cycles
Defect Rate	<1%
Warranty	12 Months
Certification	CE, FCC, RoHS, MSDS, UN38.3, PSE
MOQ	20pcs
Shipping Method	DHL / UPS / FedEx / Air / Sea

What Is the iPhone 16 Replacement Battery?

The iPhone 16 Replacement Battery is an original capacity lithium-ion battery designed for professional repair shops, wholesalers, refurbishers, and distributors. Manufactured with premium cells and strict quality control, it provides stable performance, reliable capacity, and long service life. ESC supports OEM packaging, private label solutions, and bulk battery supply for global B2B customers.

Key Features

1. Original Capacity Performance

Designed to match the original battery capacity specification of iPhone 16, providing stable runtime and reliable daily performance.

2. Premium Lithium-ion Cells

Using high-quality lithium cells with excellent energy density, low resistance, and consistent discharge performance.

3. Professional Factory Quality Control

Each battery passes capacity testing, safety inspection, and performance verification before shipment.

4. Long Cycle Life

Supports more than 800 charging cycles with stable battery performance for long-term usage.

5. OEM Wholesale Solutions

Available for bulk purchasing, private labeling, customized packaging, and repair market distribution.

Compatible Models

Compatible Model	Battery Type	Capacity
iPhone 16	Li-ion Replacement Battery	3561mAh

Applications

Smartphone Repair & Refurbishment

Ideal for mobile phone repair centers, refurbishment companies, electronics wholesalers, replacement parts distributors, and online sellers requiring reliable iPhone replacement batteries.

Wholesale Distribution

Suitable for bulk battery purchasing, private label brands, and aftermarket phone accessory businesses.

Comparison With Original Battery

Feature	ESC iPhone 16 Battery	Original Battery
Compatible Model	iPhone 16	iPhone 16
Capacity	Original Capacity	Original Capacity
Battery Type	Lithium-ion	Lithium-ion
Stable Performance	✓	✓
Safety Protection	✓	✓
Cycle Life	800+ Cycles	800+ Cycles
OEM Packaging	✓	✕
Private Label	✓	✕
Wholesale Supply	✓	✕
Factory Direct Price	✓	✕

FAQ

1. Is this an original Apple battery?

No. This is an aftermarket replacement battery manufactured for repair, refurbishment, and wholesale markets.

2. What is the capacity of the iPhone 16 battery?

The battery capacity is 3561mAh with a standard voltage of 3.87V.

3. Does this battery fit iPhone 16?

Yes. This battery is designed specifically for iPhone 16 replacement applications.

4. What type of battery cells are used?

The battery uses high-quality lithium-ion cells with stable performance and safety protection.

5. How many charging cycles does the battery support?

The battery supports more than 800 charging cycles under normal usage conditions.

6. Do you provide OEM packaging?

Yes. ESC supports OEM logo printing, customized packaging, and private label services.

7. What certifications are available?

Available certifications include CE, FCC, RoHS, MSDS, UN38.3, and PSE.

8. What is the minimum order quantity?

MOQ is flexible and suitable for repair shops, distributors, and wholesale buyers.

9. What shipping methods do you support?

We support DHL, UPS, FedEx, air shipment, and sea shipment.

10. Are you a factory or trading company?

ESC is a professional battery manufacturer providing direct factory supply, OEM/ODM services, and global B2B battery solutions.

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.

Our Certificates

OEM & ODM Battery Order Process

01
Customer Inquiry & Requirement Confirmation
Confirm battery models, capacity, quantity, target market, certification and customization requirements.
02
Quotation
Provide a detailed quotation based on product specifications, order quantity, packaging and delivery requirements.
03
Customization Details Confirmation
Confirm customized labels, barcodes, silk-screen artwork, logo printing, packaging and other branding details.
04
Order Confirmation
Finalize product specifications, quantities, unit prices, payment terms, delivery schedule and shipping method.
05
Deposit Payment
The customer pays the agreed deposit so that materials and production can be arranged.
06
Production Arrangement
Arrange material preparation, battery assembly, quality inspection, aging tests, packaging and order completion.
07
Balance Payment
The customer pays the remaining balance after production is completed and the order details are confirmed.
08
Shipment
Arrange shipment by an approved air, sea, railway or express channel according to the destination and order requirements.
09
Delivery & Receipt Follow-Up
Provide shipping documents and tracking information, and follow up until the customer receives the goods.
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.

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.

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.

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.

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.

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.

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.

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.

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.

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