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iPhone 16 Pro Max Diagnostic Battery 5050mAh

Factory-direct 5050mAh iPhone 16 Pro Max diagnostic battery from an iPhone battery manufacturer and OEM battery factory, with strict QC, private labels and global shipping.

iPhone 16 Pro Max Diagnostic Battery 5050mAh






Why Choose ESC iPhone 16 Pro Max Diagnostic Battery?

Professional iPhone Battery Manufacturer

ESC is an experienced iPhone battery manufacturer supplying diagnostic and replacement batteries to professional repair shops, refurbishment facilities, mobile phone parts wholesalers and international distributors.

Standardized production processes and professional technical support help buyers maintain consistent product specifications, stable purchasing schedules and repeat-order quality.

Factory-Direct Diagnostic Battery Supply

Purchasing from a diagnostic battery factory gives professional buyers direct access to production, quality inspection, OEM customization, packaging and after-sales support.

ESC supports product samples, single-model purchasing, mixed-model orders and long-term wholesale supply programs.

High-Capacity 5050mAh Design

The battery has a listed capacity of 5050mAh, a nominal voltage of 3.878V and rated energy of 19.583Wh.

The model-specific structure is designed for the internal battery compartment and electrical requirements of the iPhone 16 Pro Max.

Diagnostic-Ready Battery Configuration

The battery is designed for professional diagnostic, installation and post-repair testing workflows.

The attached connection flex provides a complete replacement configuration compared with a bare battery cell without flex.

Strict Quality Control

Battery inspections include appearance checking, voltage testing, internal-resistance measurement, capacity verification, charging and discharging tests, aging inspection and final packaging checks.

Individual testing helps maintain a factory defect-rate target below 0.1% and a customer-reported defect rate below 1%.

OEM Battery Factory Support

As an OEM battery factory, ESC supports custom battery labels, customer logos, private label packaging, barcode labels, instruction cards, warranty cards and customized export cartons.

These services help wholesalers and private label battery suppliers develop differentiated product ranges.

Flexible Wholesale MOQ

The single-model MOQ is 20 pieces. Mixed-model wholesale orders can start from 100 pieces, depending on the selected models, packaging and customization requirements.

Samples can be evaluated before a larger bulk order is approved.

Stable Production and Lead Time

Standard products can normally be prepared within approximately seven days when materials and inventory are available.

Orders requiring customized labels, private packaging or large production quantities may require additional production time.

Global Battery Shipping

Available shipping methods include DHL, UPS, air freight, sea freight, railway freight and road transportation.

The logistics route can be selected according to the destination, quantity, customs requirements, delivery schedule and transportation budget.

Quick Specifications

Specification Details
Product Name iPhone 16 Pro Max Diagnostic Battery
Compatible Device iPhone 16 Pro Max
Battery Model 11CP6/96/63
APN 616-S2218
Battery Type Rechargeable Lithium-Ion Battery
Rated Capacity 5050mAh
Nominal Voltage 3.878V
Rated Energy 19.583Wh
Charge Voltage 4.50V
Product Configuration Diagnostic Battery With Attached Connection Flex
Battery Standard GB 31241-2014
Cycle-Life Target More Than 800 Cycles
Working Temperature -10°C to 50°C
Factory Defect-Rate Target Below 0.1%
Customer-Reported Defect Rate Below 1%
Standard Lead Time Approximately 7 Days
Warranty 12 Months
Single-Model MOQ 20 Pieces
Mixed-Model MOQ 100 Pieces
OEM Service Custom Logo, Battery Label, Barcode and Private Packaging
Certifications ISO 9001, CE, RoHS, FCC, IEC 62133, PSE, REACH, UL 2054, MSDS and UN38.3
Express Shipping DHL or UPS, Approximately 3–6 Days
Air Freight Available According to Destination and Order Quantity
Sea Freight Approximately 20–40 Days
Railway Freight Approximately 30–35 Days
Road Transportation Approximately 20–25 Days
Shipping Port Shenzhen

Final certificate availability, production time and transit schedule should be confirmed according to the production batch, destination, quantity and packaging requirements.

iPhone 16 Pro Max diagnostic battery

What Is an iPhone 16 Pro Max Diagnostic Battery?

Product Definition

An iPhone 16 Pro Max diagnostic battery is a 5050mAh, 3.878V replacement battery designed for professional repair and supported diagnostic workflows. ESC is an iPhone battery manufacturer, phone battery supplier and OEM battery factory offering strict QC, private labels, bulk supply and global shipping.

Key Features

1. Model-Specific 5050mAh Capacity

The listed 5050mAh capacity, 3.878V nominal voltage and 19.583Wh energy rating provide a model-specific power solution for the iPhone 16 Pro Max.

Actual runtime depends on measured capacity, phone condition, system settings, network activity, charging habits and operating temperature.

2. Diagnostic-Ready Configuration

The battery is designed to support professional installation, device testing and post-repair diagnostic workflows.

Recognition functions should be tested with the target device and repair process before bulk approval.

3. Complete Battery With Connection Flex

Unlike a bare battery cell, this product includes the attached connection flex shown in the product configuration.

Professional technicians should verify the connector, battery shape and software requirements before installation.

4. Strict Batch Inspection

Capacity testing, voltage measurement, resistance testing, charging and discharging tests, aging inspection and final checks help improve batch consistency.

5. OEM and Private Label Support

Custom logos, battery labels, retail boxes, barcode labels, instructions, warranty cards and export cartons are available for professional wholesale programs.

Compatible iPhone 16 Pro Max Models

Device Model Number Primary Market or Region
iPhone 16 Pro Max A3084 United States and Puerto Rico
iPhone 16 Pro Max A3295 Canada, Guam, Japan, Mexico, Saudi Arabia and U.S. Virgin Islands
iPhone 16 Pro Max A3296 China Mainland, Hong Kong and Macao
iPhone 16 Pro Max A3297 Other Countries and Regions

This diagnostic battery is designed only for the iPhone 16 Pro Max. It is not compatible with the iPhone 16, iPhone 16 Plus or iPhone 16 Pro.

Buyers should confirm the device model number, battery shape, connector position and diagnostic requirements before ordering.

Applications

Application Description
Mobile Phone Repair Shops Suitable for professional technicians replacing aged, damaged, fast-draining or low-capacity iPhone 16 Pro Max batteries.
Diagnostic Repair Centers Supports installation checking, charging tests and post-repair diagnostic workflows.
Refurbishment Facilities Suitable for batch refurbishment programs requiring model-specific batteries and consistent production quality.
Repair Chain Stores Centralized purchasing helps repair chains maintain standardized specifications and predictable inventory.
Mobile Phone Parts Wholesalers Suitable for wholesalers supplying diagnostic batteries to repair shops, service centers and regional distributors.
Private Label Battery Brands OEM customization supports branded labels, retail boxes, barcodes, instructions and warranty information.
E-Commerce Battery Sellers Suitable for sellers requiring model-specific inventory, retail-ready packaging and repeat wholesale supply.
International Distributors Mixed-model purchasing, export documentation and multiple shipping methods support regional distribution programs.

ESC Diagnostic Battery vs Original Factory Battery

Comparison Item ESC Diagnostic Battery Original Factory Battery
Product Type Compatible diagnostic replacement battery Factory-installed battery assembly
Compatible Device iPhone 16 Pro Max iPhone 16 Pro Max
Listed Capacity 5050mAh Original model-specific capacity
Nominal Voltage 3.878V Original model-specific electrical specification
Rated Energy 19.583Wh Original model-specific energy rating
Charge Voltage 4.50V Controlled by the original charging system
Product Configuration Battery assembly with attached connection flex Original battery and management components integrated
Diagnostic Positioning Designed for professional repair and diagnostic workflows Integrated with the original device ecosystem
Installation Method Professional repair installation required Installed during manufacturing or official service
Battery Recognition Depends on battery configuration, installation process and device software Managed through the original battery and device system
Battery Health Display Should be verified after installation Normally supported by the original system
Warning-Message Behavior Depends on installation, software and diagnostic procedure Normally controlled through the original device system
Branding ESC or customized private label Original manufacturer identification
Packaging Standard wholesale or customized OEM packaging Original service-channel packaging
Wholesale Availability Available for professional B2B purchasing Subject to original service-channel policies
OEM Labeling Supported Not available for third-party branding
Private Packaging Supported Not available
Order Flexibility Supports single-model, mixed-model and customized orders Limited by official service-channel availability
Single-Model MOQ 20 Pieces Generally unavailable through flexible aftermarket wholesale
Warranty 12-Month Supplier Warranty Subject to original manufacturer service terms
Target Customers Repair Shops, Refurbishers, Wholesalers and Distributors Original Manufacturing and Authorized Service Networks
Cost Positioning Competitive professional replacement solution Generally positioned within the official service ecosystem

Battery recognition, Battery Health display and warning-message behavior should be verified through sample installation. Results may depend on device software, diagnostic tools, repair procedures and battery configuration.

Quality Control Process

Incoming Material Inspection

Incoming cells, flex components and related materials are checked for appearance, dimensions, voltage, internal resistance and production consistency.

Capacity Verification

Professional battery analyzers are used to verify whether the measured capacity meets the approved 5050mAh product specification.

Voltage and Resistance Testing

Voltage and internal resistance are measured to identify abnormal batteries and improve consistency within each production batch.

Charging and Discharging Test

Charging and discharging performance is tested to identify abnormal current, unstable voltage, excessive temperature or early capacity loss.

Connection Flex Inspection

The attached connection flex and connector position are inspected for appearance, alignment and connection integrity.

Aging Inspection

Aging tests help identify abnormal self-discharge and unstable electrical performance before shipment.

Final Inspection

Battery appearance, model information, labels, connectors, quantities, packaging and customer requirements are checked before order release.

OEM and Private Label Service

Custom Battery Labels

Customer logos, product models, capacities, voltages, warnings, batch numbers and traceability codes can be printed on the battery label.

Private Label Packaging

Available options include individual retail boxes, protective trays, barcode labels, instruction cards and warranty cards.

Barcode and SKU Management

Customized model codes, SKU labels and barcodes help wholesalers manage multiple diagnostic and replacement battery models.

Mixed-Model Purchasing

Different smartphone, tablet and laptop battery models can be combined according to confirmed quantities and production requirements.

Export Carton Customization

Outer-carton labels, shipping marks, quantities, product models and customer branding can be customized for international shipments.

Ordering Information

Quotation Requirements

Provide the required model, quantity, destination country, packaging requirements, logo files, required certifications and preferred shipping method.

Sample Evaluation

Professional buyers can request samples to evaluate dimensions, connector position, voltage, measured capacity, installation compatibility and diagnostic performance.

Diagnostic Compatibility Confirmation

Buyers should provide the target device model, repair method, diagnostic tools and expected display functions before ordering.

Bulk Production

Bulk production begins after the battery model, quantity, label artwork, packaging, payment terms and delivery requirements are confirmed.

Shipping Arrangement

The recommended logistics route is selected according to battery quantity, destination, customs requirements, delivery schedule and transportation budget.

FAQ

1. What is the capacity of the iPhone 16 Pro Max diagnostic battery?

The listed capacity is 5050mAh, the nominal voltage is 3.878V and the rated energy is 19.583Wh.

Professional buyers can request samples to verify measured capacity and runtime before approving a bulk order.

2. Which phone models are compatible with this battery?

It is designed for iPhone 16 Pro Max model numbers A3084, A3295, A3296 and A3297.

It is not compatible with the iPhone 16, iPhone 16 Plus or iPhone 16 Pro.

3. What does diagnostic battery mean?

A diagnostic battery is designed for professional repair, installation testing and supported post-repair diagnostic workflows.

The exact functions can depend on the battery configuration, repair method, device software and diagnostic equipment.

4. Does the battery include a connection flex?

Yes. The product configuration shown includes an attached connection flex.

Buyers should confirm the connector position and required battery version before ordering.

5. Will Battery Health display after installation?

Battery Health display should be verified through sample installation before bulk purchasing.

Display results may depend on device software, battery configuration, repair tools and installation procedures.

6. Is this an original Apple battery?

No. It is a compatible aftermarket diagnostic replacement battery for professional repair, refurbishment and wholesale markets.

It is not an original Apple battery or an Apple-authorized service part.

7. What is the minimum order quantity?

The single-model MOQ is 20 pieces. Mixed-model wholesale orders can start from 100 pieces.

Final quantities depend on the selected models, packaging and customization requirements.

8. Can ESC customize the battery label and packaging?

Yes. ESC supports custom logos, battery labels, retail boxes, barcode labels, instructions, warranty cards and export-carton markings.

9. How is battery quality checked before shipment?

Typical inspections include appearance checking, voltage testing, internal-resistance measurement, capacity verification, charging and discharging tests, flex inspection, aging tests and final packaging checks.

10. What warranty and shipping methods are available?

A 12-month supplier warranty is available for qualified product-quality issues.

Shipping options include DHL, UPS, air freight, sea freight, railway freight and road transportation. Delivery time depends on the destination, customs clearance and selected logistics route.

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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