P40 Lite Battery Replacement
Huawei P40 Lite batteries naturally wear down with age and daily charging cycles. A battery that drains quickly, shuts the phone down unexpectedly, or only lasts a few hours is a sign it needs replacing rather than living with reduced battery life.
- Turnaround: This part is ordered in on booking and typically arrives within one working day, then fitted the same day.
- 6-month warranty on the replacement battery
- Walk-in near Liverpool Street Station or use our UK mail-in service
Battery option
We fit the genuine Huawei battery (HB486586ECW) for the P40 Lite.
- Genuine Huawei Battery: The genuine battery for the P40 Lite, fitted and tested to restore full-day battery life. 6-month warranty included.
Signs your P40 Lite battery may need replacing
- Battery draining significantly faster than it used to
- Device shutting down unexpectedly, particularly at lower charge percentages
- Only running reliably when connected to power throughout the day
- Battery percentage dropping suddenly or behaving inconsistently
- Screen lifting slightly, which can indicate a swollen battery and should be booked as soon as possible
What is included
- Careful opening and safe removal of the existing battery
- Fitting of the genuine replacement battery
- Post-repair charging and power stability checks
- Full function test: power, charging and speakers
- 6-month warranty on the replacement battery
Our repair process
- Book or drop in: Book online via the link at the end of this page, or visit us near Liverpool Street Station. Mail-in customers can send their device from anywhere in the UK.
- Part ordered: Once payment is received, the genuine battery is ordered and typically arrives within one working day.
- Assessment: We inspect the device before starting. If we find anything unexpected, we tell you before proceeding.
- Battery replacement: We remove the existing battery and fit the genuine replacement, then reseal and reassemble the device carefully.
- Testing: We run a full post-repair check covering power, charging and all core functions before your device is returned.
- Collect or return post: Pick up in store or we return your device by secure tracked post.
Why choose Square Repair?
- Established repair centre near Liverpool Street since 2015
- 6-month warranty on every battery replacement
- No data loss, battery replacement is a hardware-only procedure
- Post-repair testing before handover on every job
- Transparent pricing with no hidden charges
Before you book
- If we discover water damage during your repair that affects the work, we will stop and let you know. A water damage diagnosis is applicable at the current fee, and we will confirm this with you before we proceed.
- If the chassis is bent or the device has been previously opened, we will advise on any complications before starting
- If the screen is lifting slightly, book as soon as possible, since this can indicate a swollen battery that needs urgent attention
- If the device is completely dead, we carry out a diagnosis before confirming the repair
- Because this part is ordered in, please allow around one working day before your fitting slot is confirmed.
Related P40 Lite repairs
Book your repair
Walk-ins are welcome during opening hours near Liverpool Street Station. For mail-in repairs, place your order online so we can track your device from arrival.
Frequently Asked Questions
How do I know my P40 Lite battery needs replacing?
The usual signs are a battery that drains far faster than it used to, unexpected shutdowns even when there is charge left, and the device only running reliably while plugged in. If the screen or back panel is lifting slightly, treat it as urgent, as that can mean the battery has swollen.
What battery do you fit in the P40 Lite?
We fit the genuine Huawei battery (HB486586ECW) for the P40 Lite, with a 6-month warranty included.
Will my data be affected by a battery replacement?
No. Battery replacement is a hardware-only repair, so your photos, apps and settings stay exactly as they are.
How long does a battery replacement take?
This part is ordered in on booking and typically arrives within one working day.
Can I walk in without booking?
Yes, walk-ins are welcome near Liverpool Street Station during opening hours. If you are outside London, our UK-wide mail-in service covers you too.
What warranty is included?
Every battery replacement includes a 6-month warranty covering the replacement battery and our fitting.