Model numbers: A3426, A3427, A3428, A3429
The March 2026 MacBook Pro brought M5 Pro and M5 Max chips to the 14-inch and 16-inch models, with Apple's N1 wireless chip for Wi-Fi 7 and larger starting storage.
Which model do you have?
On the 14-inch, A3426 is M5 Pro and A3427 is M5 Max. On the 16-inch, A3428 is M5 Pro and A3429 is M5 Max.
The model number is printed in small grey text on the underside of the case, near the hinge. It starts with the letter A followed by four digits.
Common faults we fix
- Cracked display
- Liquid damage
- Charging and port faults
- Keyboard damage
- Battery wear
Repairs we carry out
- Display assembly replacement
- Liquid damage and logic board repair
- Charging and port repair
- Keyboard replacement
- Battery replacement
Your data
Storage on Apple silicon Macs is built into the logic board and encrypted, so data recovery depends on getting the original board running again. If your Mac is dead or has had a spill, switch it off and bring it in before trying to charge it. See our liquid damage recovery service.
Bring it in
Walk in to Unit 1, 80 Willow Walk, London SE1 5SY (Monday to Saturday, 9am to 6pm), or call 020 7237 6805 to talk it through first. You get a quote before any work starts.