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ESC iPhone XS replacement battery is a high quality Li-ion battery with factory direct supply, OEM battery customization, wholesale smartphone battery solutions and reliable quality control.

iPhone XS Replacement Battery

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Why Choose Our iPhone XS Replacement Battery?

Professional Smartphone Battery Manufacturer

ESC specializes in lithium battery manufacturing and provides professional replacement battery solutions for smartphones, repair businesses, wholesalers, distributors, and refurbishment companies worldwide.

Factory Direct Battery Supply

Direct factory supply ensures competitive wholesale pricing, stable production capacity, flexible MOQ, and consistent battery quality for global B2B customers.

Premium Li-ion Battery Cells

Selected lithium-ion polymer cells provide stable voltage output, reliable charging performance, and long cycle life for professional replacement applications.

Strict Quality Control

Each iPhone XS replacement battery is tested through capacity testing, voltage testing, charging inspection, appearance inspection, and safety verification before shipment.

OEM & ODM Battery Service

Support OEM packaging, private label solutions, customized branding, and bulk battery production for global distributors and repair chains.

Global Export Capability

ESC provides worldwide shipping support with professional export documentation including CE, MSDS, and UN38.3 certification.

Quick Specifications

Item	Specification
Compatible Model	iPhone XS
Battery Type	Li-ion Polymer Battery
Capacity	2658mAh
Nominal Voltage	3.81V
Energy	10.13Wh
Battery Condition	Brand New Replacement Battery
Cell Type	Lithium-ion Polymer Cell
Quality Control	Capacity Test / Voltage Test / Safety Inspection
Defect Rate	≤1%
Warranty	12 Months
Certification	CE / MSDS / UN38.3
MOQ	Negotiable
Lead Time	7-15 Working Days
Shipping Method	Express / Air Freight / Sea Freight

What Is iPhone XS Replacement Battery?

The iPhone XS Replacement Battery is a professional aftermarket Li-ion polymer battery designed for smartphone repair and replacement applications. With a 2658mAh capacity and stable 3.81V output, it provides reliable power performance for aging or damaged iPhone XS batteries. ESC offers factory direct battery supply, OEM customization, strict quality control, and wholesale smartphone battery solutions for repair shops, distributors, refurbishment companies, and private label brands.

Key Features

1. Stable 2658mAh Battery Performance

Designed for iPhone XS replacement applications with reliable capacity, stable voltage output, and consistent daily performance.

2. Premium Li-ion Polymer Cells

Uses high-quality lithium-ion polymer cells featuring low internal resistance, stable charging performance, and reliable cycle life.

3. Professional Repair Solution

Suitable for smartphone repair shops, technicians, refurbishment companies, and aftermarket battery distributors.

4. Strict Factory Testing

Every battery undergoes capacity testing, voltage inspection, charging performance testing, and safety verification before shipment.

5. OEM Wholesale Supply

Supports bulk orders, customized packaging, private labels, and long-term cooperation with global battery buyers.

Compatible Models

Device Model	Battery Model	Compatibility
iPhone XS	A2097	Compatible
iPhone XS	A1920	Compatible
iPhone XS	A2098	Compatible
iPhone XS	A2100	Compatible

Applications

Smartphone Repair & Replacement Market

The iPhone XS replacement battery is designed for professional repair technicians, mobile phone repair shops, refurbishment companies, and service providers requiring reliable battery replacement solutions.

Wholesale Battery Distribution

Suitable for smartphone battery wholesalers, electronic parts distributors, online retailers, and aftermarket accessory suppliers seeking factory direct battery supply.

OEM & Private Label Business

ESC supports customized packaging, private branding, bulk production, and customized battery solutions for mobile accessory brands and distributors.

Original Battery vs ESC Replacement Battery Comparison

Feature	Original Battery	ESC Replacement Battery
Battery Type	Li-ion Polymer Battery	Li-ion Polymer Battery
Compatible Model	iPhone XS	iPhone XS
Capacity	2658mAh	2658mAh
Voltage	3.81V	3.81V
Application	Factory Installed Device	Professional Repair Replacement
Supply Source	Original Device Supply Chain	Factory Direct Manufacturer
Wholesale Availability	Limited	Available
OEM Packaging	Not Supported	Supported
Private Label	Not Available	Supported
Quality Testing	Manufacturer Standard	100% Functional Testing
Warranty	Limited Manufacturer Policy	12 Months
Custom Solution	Limited	OEM/ODM Available

FAQ

1. Is this iPhone XS replacement battery compatible with the original device?

Yes. This battery is designed specifically for iPhone XS repair applications and matches the original battery specifications.

2. What is the capacity of the iPhone XS replacement battery?

The battery capacity is 2658mAh with a nominal voltage of 3.81V.

3. Is this an original Apple battery?

No. This is a high-quality aftermarket replacement battery manufactured for professional repair, refurbishment, and wholesale markets.

4. What type of battery cells are used?

The battery uses premium lithium-ion polymer cells to provide stable performance, safety, and reliable cycle life.

5. Is this battery suitable for repair shops?

Yes. It is designed for smartphone repair shops, technicians, refurbishment companies, distributors, and aftermarket suppliers.

6. Do you provide OEM packaging and private label services?

Yes. ESC provides OEM packaging, customized labels, private branding, and bulk battery solutions.

7. How do you ensure battery quality?

Each battery undergoes capacity testing, voltage testing, charging inspection, appearance inspection, and safety verification before shipment.

8. What certifications are available for this battery?

CE, MSDS, and UN38.3 certification documents are available according to customer requirements.

9. What is the warranty period for this replacement battery?

ESC provides a 12-month warranty covering manufacturing defects and quality-related issues.

10. Do you support worldwide shipping for wholesale orders?

Yes. ESC provides global shipping solutions through express delivery, air freight, and sea freight for international customers.

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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