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4800mAh High Capacity Battery for iPhone 16 Plus Replacement Battery

4800mAh high capacity battery for iPhone 16 Plus designed for repair shops, wholesalers and distributors. ESC provides reliable iPhone replacement batteries with OEM support, strict QC and stable bulk supply.

4800mAh High Capacity Battery for iPhone 16 Plus Replacement Battery






Why Choose 4800mAh High Capacity Battery for iPhone 16 Plus

Reliable High Capacity Battery Manufacturer

ESC is a professional high capacity battery manufacturer specializing in mobile phone replacement batteries. We provide stable battery solutions for repair shops, distributors and global wholesalers.

Professional iPhone 16 Plus Battery Supplier

Our iPhone 16 Plus battery supply covers professional repair markets with consistent quality control, competitive pricing and flexible order solutions.

Strict Quality Control System

Each battery undergoes multiple inspections including capacity testing, voltage testing, internal resistance testing and aging tests to ensure reliable performance.

Wholesale and OEM Supply Capability

As an experienced OEM battery factory, ESC supports wholesale orders, private label projects and customized packaging solutions for business customers.

Long-Term After-Sales Support

All batteries include a 12-month warranty. For confirmed quality issues, replacement units can be provided with the next order according to our warranty policy.

Global Shipping Support

We support air, sea and railway transportation solutions according to customer location, order quantity and shipping requirements.

Quick Specifications

Specification Details
Product Type High Capacity Replacement Battery
Compatible Model iPhone 16 Plus
Battery Model EC-IP16Plus
Battery Chemistry Li-ion Polymer Battery
Capacity 4800mAh
Voltage 3.875V
Energy 18.600Wh
Charge Limit Voltage 4.50V
Defective Rate ≤1%
Lead Time 5–7 Days (Subject to order confirmation)
Warranty 12 Months
Certification CE, UN38.3, MSDS, PSE
MOQ Flexible MOQ
Shipping Method Air, Sea, Railway
OEM Service Available
iPhone 16 Plus battery supplier

What Is iPhone 16 Plus High Capacity Battery?

The iPhone 16 Plus high capacity battery is a lithium polymer replacement battery designed for professional smartphone repair and refurbishment applications. With 4800mAh capacity, stable 3.875V voltage output and reliable quality control, it provides an effective replacement solution for repair shops, wholesalers and distributors.

Key Features

1. 4800mAh High Capacity Design

Provides strong power performance and extended battery life for iPhone 16 Plus users compared with standard aftermarket batteries.

2. Stable Lithium Polymer Performance

Built with lithium polymer battery technology to provide reliable voltage output, safety performance and daily usage stability.

3. Professional Replacement Solution

Designed according to iPhone 16 Plus battery specifications for professional repair and refurbishment applications.

4. Strict Factory Testing

Every battery is tested for capacity, voltage, resistance and aging performance before shipment.

5. Wholesale & OEM Support

Suitable for battery wholesalers, repair chains, distributors and private label customers requiring stable supply.

Compatible Models

Battery Model Compatible Device
EC-IP16Plus iPhone 16 Plus

Applications

Smartphone Repair Industry

Provides a reliable replacement battery solution for repair technicians replacing damaged, aged or low-performance iPhone 16 Plus batteries.

Wholesale Distribution

Ideal for mobile phone parts wholesalers requiring stable inventory and competitive replacement battery products.

Refurbishment Business

Suitable for refurbished smartphone businesses that need consistent battery quality for device restoration.

OEM Battery Projects

Supports OEM packaging and customized supply solutions for brands and distributors.

High Capacity Battery vs Original Battery

Comparison ESC iPhone 16 Plus High Capacity Battery Original Battery
Product Type Aftermarket replacement battery Factory-installed battery
Capacity 4800mAh Original factory capacity
Battery Chemistry Li-ion Polymer Li-ion Polymer
Voltage 3.875V Original factory specification
Application Repair, replacement, refurbishment Official device production
Supply Channel Wholesale and distributor supply Official service channel
OEM Customization Available Not available
Private Label Supported Not available
MOQ Flexibility Suitable for business orders Limited availability
Warranty Support 12-month supplier warranty Manufacturer service policy
Cost Advantage More competitive for repair markets Higher official replacement cost

FAQ

  1. What is the capacity of the iPhone 16 Plus replacement battery?

The battery capacity is 4800mAh, designed to provide stable and extended power performance for iPhone 16 Plus.

  1. Is this battery compatible with iPhone 16 Plus?

Yes, this battery is specifically designed for iPhone 16 Plus replacement and repair applications.

  1. Is this an original Apple battery?

No, this is a high capacity aftermarket replacement battery manufactured for professional repair and wholesale markets.

  1. What voltage does this battery use?

The battery voltage is 3.875V with 18.600Wh energy capacity.

  1. Are you a manufacturer or trading company?

ESC is a professional battery supplier and manufacturer providing mobile phone battery solutions for global customers.

  1. Can you provide OEM or private label service?

Yes, OEM packaging and private label battery solutions are available for qualified customers.

  1. What quality tests are performed before shipment?

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

  1. What is the warranty period for this battery?

The battery includes a 12-month warranty with after-sales support for confirmed quality issues.

  1. What is the MOQ for wholesale orders?

MOQ is flexible. Trial orders and mixed-model purchasing solutions are available according to customer requirements.

  1. How can I import iPhone 16 Plus batteries from China?

ESC supports international shipping by air, sea and railway with necessary battery shipping documents including UN38.3 and MSDS.

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

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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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