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High Capacity Replacement Battery for iPhone 17 Pro Max 5100mAh

iPhone 17 Pro Max High Capacity Battery with 5100mAh rated capacity, 3.887V voltage and 19.824Wh energy. Designed for repair shops, refurbishers and wholesale buyers.

High Capacity Replacement Battery for iPhone 17 Pro Max 5100mAh

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Why Choose ESC iPhone 17 Pro Max High Capacity Battery

Professional Replacement Battery Manufacturer

ESC supplies professional replacement battery solutions for mobile phone repair shops, refurbishers, wholesalers and distributors.

The iPhone 17 Pro Max high capacity battery is designed for buyers who need a higher rated capacity option for professional replacement and refurbishment markets.

5100mAh High Capacity

This battery features a 5100mAh rated capacity, providing a higher-capacity replacement option for iPhone 17 Pro Max repair applications.

The iPhone 17 Pro Max high capacity battery is suitable for repair businesses and distributors that want to offer a differentiated battery option beyond normal-capacity replacement products.

Dedicated Compatibility

This battery is designed specifically for iPhone 17 Pro Max.

It is not intended for other models such as:

  • iPhone 17
  • iPhone 17e
  • iPhone 17 Air
  • iPhone 17 Pro

Correct model matching is important before installation.

Factory Quality Control

ESC batteries undergo multiple inspections before shipment:

✓ Capacity Testing
✓ Voltage Testing
✓ Internal Resistance Testing
✓ Charging Performance Testing
✓ Aging Testing

OEM & Wholesale Support

ESC supports B2B buyers with:

✓ Mixed Model Orders
✓ OEM Branding
✓ Custom Packaging
✓ Private Label Projects
✓ Wholesale Supply
✓ Distributor Cooperation

Quick Specifications

Specification Details
Product Type High Capacity Replacement Battery
Compatible Model iPhone 17 Pro Max
Rated Capacity 5100mAh
Battery Model EC-iP17Pro Max
Battery Chemistry Li-ion Polymer Battery
Nominal Voltage 3.887V
Rated Energy 19.824Wh
Charge Limit Voltage 4.50V
Application Repair, Refurbishment, Wholesale
Warranty 12 Months
Defective Rate ≤1%
OEM Support Available
Mixed Model Orders Supported

iPhone 17 Pro Max high capacity battery

What Is iPhone 17 Pro Max High Capacity Battery?

The iPhone 17 Pro Max high capacity battery is an aftermarket 5100mAh replacement battery designed for professional repair and refurbishment applications.

It uses a Li-ion polymer battery structure with 3.887V nominal voltage, 19.824Wh rated energy and 4.50V charge limit voltage.

This product is suitable for repair shops, refurbishers, wholesalers and distributors seeking a higher rated capacity battery option for iPhone 17 Pro Max.

Key Features

5100mAh Rated Capacity

The battery provides a 5100mAh rated capacity for buyers looking for a higher-capacity replacement option.

Dedicated for iPhone 17 Pro Max

Designed specifically for iPhone 17 Pro Max replacement applications.

Li-ion Polymer Battery

Uses Li-ion polymer battery technology for mobile phone replacement applications.

Professional QC Testing

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

OEM & Wholesale Supply

Suitable for repair chains, parts wholesalers, distributors and private label battery brands.

Compatible Device

Battery Model Compatible Device
EC-iP17Pro Max iPhone 17 Pro Max

Applications

Mobile Phone Repair Shops

Suitable for professional iPhone 17 Pro Max battery replacement services.

Refurbishment Companies

Provides a higher rated capacity option for refurbished iPhone 17 Pro Max devices.

Mobile Phone Parts Wholesalers

Suitable for wholesalers expanding their latest iPhone replacement battery range.

Distributors

Designed for distributors supplying repair shops and refurbishment businesses.

OEM Battery Brands

ESC supports OEM branding, private label packaging and customized B2B supply.

iPhone 17 Pro Max High Capacity Battery vs Normal Replacement Battery

Comparison ESC High Capacity Battery Normal Replacement Battery
Capacity Positioning High Capacity Normal Capacity
Rated Capacity 5100mAh Depends on Supplier
Compatible Model iPhone 17 Pro Max iPhone 17 Pro Max
Battery Chemistry Li-ion Polymer Depends on Supplier
OEM Support Available Depends on Supplier
Wholesale Supply Supported Depends on Supplier
Target Buyers Repair Shops / Refurbishers / Distributors General Replacement Market

Buyer Value

For Repair Shops

The iPhone 17 Pro Max high capacity battery gives repair shops an additional premium replacement option for customers seeking a higher rated battery capacity.

For Refurbishers

It provides a differentiated battery specification for refurbished iPhone 17 Pro Max projects.

For Wholesalers

The 5100mAh positioning can help expand product coverage and create a clearer distinction from normal-capacity replacement batteries.

For Distributors

Suitable for distributors building complete iPhone 17 series repair-parts product lines.

For OEM Brands

ESC supports customized branding, packaging and long-term high capacity battery supply.

FAQ

1. What is the capacity of this iPhone 17 Pro Max replacement battery?

The battery has a rated capacity of 5100mAh.

2. Is this an iPhone 17 Pro Max high capacity battery?

Yes. The iPhone 17 Pro Max high capacity battery is positioned as a higher rated capacity replacement option.

3. What is the nominal voltage?

The nominal voltage is 3.887V.

4. What is the rated energy?

The rated energy is 19.824Wh.

5. What is the charge limit voltage?

The charge limit voltage is 4.50V.

6. Is it compatible with iPhone 17 Pro?

No. This battery is designed specifically for iPhone 17 Pro Max.

7. Is this an original Apple battery?

No. It is an aftermarket high capacity replacement battery for professional repair applications.

8. Who should buy this battery?

It is suitable for repair shops, refurbishment companies, wholesalers, distributors and OEM battery brands.

9. Do you support wholesale orders?

Yes. ESC supports wholesale, mixed-model purchasing and long-term B2B supply.

10. Do you provide OEM service?

Yes. ESC supports OEM branding, customized packaging and private label projects.

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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