# Battery for Xiaomi Mi Max 3 BM51 — Li‑Ion replacement battery, model BM51

**URL:** https://aio.lv/en/product--xiaomi-bm51--12238892
**Data updated:** 2026-03-30 12:53 (EEST)
**Category:** Portable Device Batteries
**Manufacturer:** Xiaomi
**Manufacturer code:** BM51
**EAN:** 4051805504145
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 28.99 €
**Prices and availability valid until:** 2026-07-16 23:59
**Price without VAT (21%):** 23.96 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--xiaomi-bm51--12238892

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 16.07.2026 | free |
| Pickup points | 21.07.2026 | 1.99 EUR |
| Courier delivery to door | 21.07.2026 | 4.99 EUR |

## Summary description

Replacement Li‑Ion battery designed for the Xiaomi Mi Max 3, model BM51. This mobile device battery serves as a direct spare part for restoring original power capacity and operation. Suitable for users needing a like‑for‑like replacement due to wear, reduced runtime, or battery failure. Intended for installation in compatible Mi Max 3 smartphones by experienced users or service technicians.

## Long description

Replacement Li‑Ion battery compatible with the Xiaomi Mi Max 3, model BM51. This battery is designed as a like‑for‑like spare part to restore original power capacity and enable continued use of the Mi Max 3 smartphone. It is intended for users who experience reduced runtime, swelling, or complete battery failure and for technicians performing repairs. The battery uses lithium‑ion cell chemistry and matches the physical dimensions and connector layout required by the Mi Max 3.
Advantages
The replacement battery provides restored runtime and reliable charging behavior when installed correctly. It is manufactured to fit the Xiaomi Mi Max 3 battery compartment and connector arrangement, ensuring compatibility with the device’s power management system. Using a direct replacement battery avoids the need for a new handset and can extend the usable life of the phone while maintaining original functionality.
Suitable for
Replacing an aged or worn battery in a Xiaomi Mi Max 3
Repairing a device with rapidly decreasing runtime or unexpected shutdowns
Restoring power after battery swelling or degraded capacity
Use during professional smartphone repair and refurbishment
Key specifications
Battery type: Lithium‑ion (Li‑Ion)
Compatibility: Designed for Xiaomi Mi Max 3 smartphones
Form factor: Flat removable internal pack matching Mi Max 3 battery compartment
Connector: Device‑specific flex connector compatible with Mi Max 3 power interface
Intended use: Replacement for original battery to restore runtime and charging behavior
How to use
Install the battery only in a compatible Xiaomi Mi Max 3 device. Replacement requires opening the phone’s rear panel and disconnecting the old battery from the mainboard; this should be performed by an experienced user or a qualified service technician. Before installation, power off the device and remove any SIM or memory cards if necessary. After fitting the new battery and reconnecting the flex cable, reassemble the phone and perform a full charge cycle to calibrate battery status reporting.
Usage recommendations
Charge the battery with the original or compatible charger and avoid exposing the battery to high temperatures, moisture, or physical damage. If you observe swelling, overheating, leakage, or abnormal behavior, stop using the battery immediately and seek professional disposal or replacement. For safety and optimal performance, have installation carried out by a trained technician if you are not experienced with smartphone repairs.

## FAQ

### How much does the Xiaomi Mi Max 3 battery BM51 cost, and is it available for purchase?

The price is 28.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 5 pcs. are in stock, and you can place your purchase right now with delivery across Latvia and Europe or choose pickup at the Riga collection point. We offer favorable purchase terms, including the option to split the payment into convenient monthly installments. Availability and price are updated in real time, so we recommend placing your order in advance.

### If I order this product today, when will I receive my order?

If you place your order today, delivery will be as fast and convenient as possible. You will be able to pick up your order on 16.07.2026 at the Riga pickup point or choose delivery across Latvia and Europe. We carefully inspect every purchase and pack it securely for safe transportation.

### What payment options are available?

AiO.lv offers several payment methods: Bank transfer. All transactions are 100% secure and encrypted.

### Can this product be purchased for a company (with VAT)?

Yes. AiO.lv works with legal entities in Latvia and across Europe. The product price already includes VAT. For certain product categories, as well as for companies from other EU countries with a valid VAT number, a 0% VAT rate may apply. We issue the invoice immediately after the order is placed, support electronic BIS invoices, and automatically generate all necessary accounting documents. You can complete the purchase for a company online — simply select the company profile and choose bank transfer as the payment method during checkout.

### What is the warranty period?

All Xiaomi products come with an official 2 Years warranty. It covers all manufacturing defects and malfunctions that may occur during use. The warranty is valid at all authorized Xiaomi service centers and through AiO.lv

### Can the product be returned after purchase?

Yes, you can return the product within 14 days of purchase if you bought it as a consumer (not a legal entity). Returns are possible without giving any reason — the main condition is that the product retains its original appearance and full set of accessories. We will make the process as simple and convenient as possible: just contact our customer support team, and we will help you arrange the return.

### Where should I contact for warranty service?

For warranty-related questions you can contact the AiO.lv (SIA VSPRO) customer support team. More information about warranty service: https://aio.lv/en/warranty

## Image

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