For Samsung Galaxy A20 A205 / A30 A305 / A50 A505 / A50s A507 Replacement Battery 4000mAh The Repair Plus
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Discount applies at checkout on any mix of parts — ideal for repair shops.
Estimated delivery · Royal Mail Tracked 482–3 working days
- Order placedToday
- DispatchedSame day
- At your door2–3 days
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Phone parts are delicate. We recommend fitting by a qualified repair technician — damage caused during fitting is not a product fault. Need help choosing the right part? Call 07425 443625 or email info@therepairplus.com (Mon–Fri 10:00–18:00). Repair shop? Open a trade account.
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The Repair Plus 4000mAh battery for Galaxy A20, A30, A50 and A50s is a brand new 4000mAh replacement battery, made to OEM standard, for the Galaxy A20, A30, A50 and A50s. Fit it when your phone drains fast or shuts down early. Tested and shipped the same day from Manchester when you order before 4pm, Monday to Friday.
Key features
- Rated capacity: 4000mAh, the stated capacity for this listing, to bring back a full day of use.
- Model-specific fit: shaped and wired for the Galaxy A20, A30, A50 and A50s, so the connector lines up with the board.
- One battery, four phones: a handy stock item for repair shops that see all four models.
- Built-in protection: protection circuitry guards against overcharging, overheating and short circuits.
- Tested before dispatch: every battery is checked before it leaves our Manchester stock.
Specifications
| Part | Replacement internal battery |
|---|---|
| Capacity | 4000mAh |
| Voltage | 4.4V |
| Energy | 15.40Wh |
| Chemistry | Lithium-ion |
| Compatible model(s) | Galaxy A20, A30, A50 and A50s |
| Condition | Brand new |
| Quality | OEM standard |
| Dispatch | Same day before 4pm, Monday to Friday, from Manchester, UK |
| Returns | 30 days |
Compatibility
This battery fits four models: Galaxy A20 (A205), Galaxy A30 (A305), Galaxy A50 (A505) and Galaxy A50s (A507), all 2019 releases. It does not fit the Galaxy A20e (A202), which takes a smaller 3000mAh battery. Check your exact model in Settings > About phone (the model number starts with SM-) before ordering.
Getting the best from your new battery
After fitting, charge the phone to 100% without interruption, then use it normally. Some repairers like to run one full cycle, down to around 10% and back to full, so the battery percentage reads accurately. Avoid leaving the phone in hot places, such as a car dashboard, and use a decent charger and cable. If the old battery was swollen, check the rear cover and screen for pressure damage while the phone is open.
Why buy from The Repair Plus
- Same-day dispatch when you order before 4pm, Monday to Friday.
- UK stock, shipped from Manchester.
- Every part tested before dispatch.
- 30-day returns.
- Trusted by DIY repairers and independent repair shops.
Frequently asked questions
Does the same battery fit the Galaxy A20, A30, A50 and A50s?
Yes. These four 2019 models share this 4000mAh, 4.4V battery, so one part covers all of them.
Will this battery fit my Galaxy A20?
Yes, if your phone is the model listed here. Match the model number in Settings > About phone to the compatibility section above before you order.
Is it hard to replace the battery myself?
Professional installation is recommended. Screens and small parts are delicate, so we recommend having this part fitted by a qualified repair technician. Damage caused during fitting is not a product fault.
Is this a brand new battery?
Yes. It is a brand new cell made to OEM standard, not a used or refurbished pull, and it is tested before dispatch.
How fast will it arrive?
Orders placed before 4pm, Monday to Friday, are dispatched the same day from Manchester.

