A replacement Li-ion battery for an iPad Pro, shown with its purple and blue protective film sheets and a small black connector piece on a clean white background.

iPhone 15 Pro Max Replacement Battery | 4422mAh | Multiple Options

Premium – Aftermarket HQ
£21.09 RRP £22.20
-5%
Skip to product information
A replacement Li-ion battery for an iPad Pro, shown with its purple and blue protective film sheets and a small black connector piece on a clean white background.
  • A replacement Li-ion battery for an iPad Pro, shown with its purple and blue protective film sheets and a small black connector piece on a clean white background.
  • A replacement phone battery kit shown on a white background, including a black Apple-compatible rechargeable lithium-ion battery with pink and blue adhesive pieces, a blue phone battery frame, and an inset box labeled 'WHAT'S IN THE BOX' showing one battery and one battery adhesive.
  • A replacement Li-ion battery for an iPad Pro, shown with its purple and blue protective film sheets and a small black connector piece on a clean white background.
  • A replacement phone battery kit shown on a white background, including a black Apple-compatible rechargeable lithium-ion battery with pink and blue adhesive pieces, a blue phone battery frame, and an inset box labeled 'WHAT'S IN THE BOX' showing one battery and one battery adhesive.
iPhone 15 Pro Max Replacement Battery | 4422mAh | Multiple Options

iPhone 15 Pro Max Replacement Battery | 4422mAh | Multiple Options

Condition :

Warranty :

£21.09 RRP £22.20
-5%
Battery type
In stock
Description

Overview

Restore dependable battery performance to your iPhone 15 Pro Max with our range of 4422mAh replacement battery options.

Choose from a complete premium aftermarket battery, genuine reclaimed Apple battery, or specialist No-BMS cell kits for professional BMS transfer repairs.

All options are designed specifically for the iPhone 15 Pro Max, giving repair professionals the flexibility to select the right battery for the repair method and budget.

Available Battery Options

Premium – Aftermarket HQ
A new premium 4422mAh Li-ion replacement battery designed for dependable performance and everyday use. Suitable for professional standard battery replacements.

Premium Performance – Aftermarket HQ
A high-performance replacement battery featuring premium protection circuitry, over-current/discharge protection and battery health calibration technology. Supplied with easy-release adhesive.

Genuine Original – Reclaimed
A genuine Apple 4422mAh battery professionally reclaimed from an original device. Batch-tested reclaimed batteries typically average around 90%+ maximum capacity. Replacement adhesive is reapplied.

Cell Kit – Aftermarket HQ | No BMS
A new battery cell designed for transferring the device's original BMS. Includes wrapping materials and adhesive and requires spot welding and professional installation.

Cell Kit – Aftermarket HQ | No BMS / OEM-Style
A professional battery cell kit with OEM-style wrapping, dual nickel tabs and laser-welded construction. Designed for transferring the original BMS and retaining original battery functionality where supported.

Features

  • 4422mAh capacity
  • Li-ion battery technology
  • Multiple replacement options
  • Premium aftermarket batteries available
  • Genuine reclaimed Apple option
  • BMS transfer-ready cell kits
  • Adhesive included where applicable
  • Professional repair options
  • Designed for iPhone 15 Pro Max

Product Specifications

Part: Replacement Battery / Battery Cell Kit
Capacity: 4422mAh
Cell Type: Li-ion
Condition: New / Reclaimed depending on variant
Device: iPhone 15 Pro Max

Genuine Reclaimed Specification

Manufacturer: Apple
Part Number: A3121
Capacity: 4422mAh
Voltage: 3.86V
Energy: 17.10Wh
Condition: Reclaimed

Compatible Device

Apple iPhone 15 Pro Max

Model Numbers: A2849, A3105, A3106, A3108

Free UK

Delivery

Quality

Checked

12 Months

Warranty

The TECHMIST Quality Promise

Certified devices, comprehensive warranties, and expert support. Always delivering premium technology and trusted service from our Harlow store nationwide UK.

We've Covered Your Doubts
Are your phones unlocked and compatible with UK networks?

Yes! Every phone from TECHMIST is factory unlocked and works with all UK networks including EE, O2, Vodafone, Three, and all MVNOs. They're also compatible with international networks for travel.
What warranty do you offer on new and refurbished phones?

All devices come with a full 12-month warranty covering hardware defects. Refurbished phones also include a 30-day money-back guarantee. We're a physical store in Harlow, so you can always reach us for support.
How do you quality-check refurbished phones?

Every refurbished device undergoes a 50-point inspection: battery health verification, screen/camera testing, connectivity checks, factory reset, and professional cleaning. Only Grade A/B/C devices that pass all tests are sold.
Can I collect my order from your store instead of delivery?

Absolutely! Choose "Click & Collect" at checkout. If the item is in stock at our Harlow store (18 Terminus Street, CM20 1ES), you can collect same-day. We'll notify you when it's ready.
What's the difference between Grade A, B, and C refurbished?
  • Grade A: Like new, minimal to no signs of use, 90%+ battery health
  • Grade B: Very good, light cosmetic marks, 85%+ battery health
  • Grade C: Good, visible wear but fully functional, 80%+ battery health
    All grades include full warranty and work perfectly.

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