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iPhone 14 Plus Diagnosable Replacement Battery 4325mAh Li-ion Battery Supplier

Factory direct iPhone 14 Plus replacement battery featuring 4325mAh capacity, diagnosable battery technology, OEM quality control, stable supply, and wholesale solutions for repair shops and distributors.

iPhone 14 Plus Diagnosable Replacement Battery 4325mAh Li-ion Battery Supplier






Why Choose our iPhone 14 Plus Diagnosable Replacement Battery?

We provide OEM-quality iPhone 14 Plus replacement batteries with stable supply, strict quality control, and professional battery manufacturing experience.

Factory Direct Battery Supplier

Factory-direct battery manufacturing provides competitive pricing, stable production capacity, and reliable supply solutions for global repair businesses, wholesalers, and distributors.

High-Quality Lithium-Ion Cells

Selected lithium-ion polymer cells deliver consistent performance, stable power output, reliable charging cycles, and long-term usage performance.

Diagnosable Battery Solution for Professional Repair Channels

Designed for professional repair applications with improved compatibility, battery testing capability, and efficient replacement workflows.

OEM/ODM Customization Support

Support OEM branding, customized packaging, private-label solutions, barcode labels, and tailored battery services for distributors and battery brands.

Reliable Bulk Supply and Global Shipping Support

Strong production capacity, fast lead times, and professional logistics solutions support long-term cooperation with worldwide customers.


Quick Specifications

Specification Details
Compatible Model iPhone 14 Plus
Battery Type Lithium-ion Polymer Battery
Capacity 4325mAh
Nominal Voltage 3.87V
Energy 16.68Wh
Charging Voltage 4.47V
Quality Control 100% Tested Before Shipment
Warranty 12 Months
Certification CE, RoHS, UN38.3 (Available)
MOQ Negotiable
Delivery Time Fast Production Lead Time
Shipping Method Air Freight / Express / Sea Freight

iPhone 14 Plus replacement battery

What Is the iPhone 14 Plus Diagnosable Replacement Battery?

An iPhone 14 Plus diagnosable replacement battery is a high-quality lithium-ion battery designed for professional repair shops, wholesalers, and distributors. It provides reliable power performance with 4325mAh capacity and supports battery replacement applications for iPhone 14 Plus devices. Manufactured with strict quality control, this OEM replacement battery offers stable supply, consistent performance, and customization options for global repair businesses.


Key Features

1. Diagnosable Battery Solution

Designed for professional repair applications with improved compatibility and testing capability.

2. High Capacity Performance

4325mAh lithium-ion battery provides reliable power and extended usage time.

3. OEM Quality Control

Each battery undergoes performance testing to ensure safety, stability, and consistent quality before shipment.

4. Professional Repair Compatibility

Suitable for smartphone repair shops, refurbishers, distributors, and aftermarket replacement battery suppliers.

5. Bulk Supply & Customization

Supports OEM branding, packaging customization, private-label projects, and wholesale orders.


Compatible Models

Device Model Battery Compatibility
iPhone 14 Plus Compatible Replacement Battery

Applications

Smartphone Repair & Replacement Market

This iPhone 14 Plus replacement battery is widely used by professional repair centers, smartphone refurbishers, electronic distributors, and aftermarket parts suppliers. It is suitable for bulk replacement projects and OEM/private label battery solutions.


Comparison With Original Battery

Feature Original Battery Our Replacement Battery
Battery Type Lithium-ion Polymer Lithium-ion Polymer
Compatibility iPhone 14 Plus iPhone 14 Plus
Capacity 4325mAh 4325mAh
Performance Factory Standard OEM Quality Performance
Supply Availability Limited by Original Channel Stable Factory Supply
Custom Packaging Not Available OEM/ODM Supported
Wholesale Purchase Limited Available for Bulk Orders
Repair Market Support No Direct Support Designed for Repair Businesses

FAQ

1. Is this battery compatible with iPhone 14 Plus?

Yes. This replacement battery is designed specifically for iPhone 14 Plus repair applications.

2. What is the capacity of the iPhone 14 Plus replacement battery?

The battery capacity is 4325mAh with a nominal voltage of 3.87V.

3. Is this an original Apple battery?

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

4. Does this battery support professional repair shops?

Yes. It is designed for repair technicians, refurbishers, distributors, and replacement battery suppliers.

5. Can you provide wholesale pricing?

Yes. We support bulk orders with competitive factory-direct pricing for global customers.

6. Do you provide OEM packaging customization?

Yes. OEM logo printing, customized packaging, private-label solutions, and barcode services are available.

7. How do you ensure battery quality?

Each battery undergoes strict quality inspection, including capacity testing, voltage testing, appearance inspection, and safety verification.

8. What certifications are available for this battery?

CE, RoHS, and UN38.3 certifications are available according to customer requirements and destination market needs.

9. What is the minimum order quantity?

MOQ is negotiable depending on order requirements, customization needs, and purchasing volume.

10. Can you ship batteries internationally?

Yes. We provide global shipping solutions including express delivery, air freight, and sea freight options.

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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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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