# Battery Huawei HB356687ECW 3340 mAh Li-Pol replacement for compatible Huawei smartphones

**URL:** https://aio.lv/en/product--oem-8596311204555--8408908
**Data updated:** 2026-02-12 21:51 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** OEM
**Manufacturer code:** 8596311204555
**EAN:** 8596311204555
**Warranty:** 1 Year
**Availability:** Available for order
**Price:** 12.99 €
**Prices and availability valid until:** 2026-07-23 23:59
**Price without VAT (21%):** 10.74 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--oem-8596311204555--8408908

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 09.07.2026 | free |
| Pickup points | 14.07.2026 | 1.89 EUR |
| Courier delivery to door | 14.07.2026 | 4.99 EUR |

## Summary description

Rechargeable Huawei HB356687ECW lithium-polymer battery with 3340 mAh capacity designed as a replacement for compatible Huawei smartphones. Provides sustained power for daily use, supports regular charging cycles, and helps restore device runtime. Suitable for users needing a direct OEM-format battery swap to regain original battery life and mobility.

## Long description

Rechargeable Huawei HB356687ECW lithium‑polymer battery with 3340 mAh capacity designed as a replacement for compatible Huawei smartphones. This OEM‑format battery restores device runtime by providing steady power for daily use and supports regular charge/discharge cycles. It is intended for direct swap-in replacement in models that accept the HB356687ECW form factor, helping to recover original battery life and mobility without modifying the device.
Advantages
The battery offers a nominal capacity of 3340 mAh in a compact Li‑Pol cell construction, delivering balanced energy density and low self‑discharge for everyday smartphone tasks. Its design follows original manufacturer form factors for straightforward installation and secure contact alignment. The chemistry ensures stable voltage output throughout discharge and compatibility with standard charging protocols used in compatible Huawei phones.
Suitable for
 Replacing worn or degraded batteries in compatible Huawei smartphones
 Restoring device runtime for day‑to‑day use (calls, messaging, browsing, apps)
 Users seeking a direct OEM‑format battery swap without third‑party adapters
 Repair technicians performing battery replacement services
Key specifications
 Battery type: Lithium‑polymer (Li‑Pol)
 Nominal capacity: 3340 mAh
 Form factor: OEM replacement cell suitable for compatible Huawei smartphone models
 Nominal voltage: typical for smartphone Li‑Pol cells (factory‑matched to device charging system)
 Compatibility: designed for Huawei smartphones that accept this form factor and connector type
How to use
Power off the smartphone and disconnect any external power sources before beginning replacement. Remove the back cover and any retaining screws or adhesive according to the device service instructions, then disconnect the existing battery connector from the mainboard. Install the replacement HB356687ECW battery in the same orientation and reconnect the battery plug, ensuring secure contact and proper seating. Reassemble the device and perform a full charge before normal use to calibrate the battery indicator. If unsure about disassembly, seek professional repair assistance to avoid damage.
Usage recommendations
Charge the new battery fully before first use and avoid exposing the device to extreme temperatures. Use the original or certified chargers to maintain battery health and follow standard safety precautions: do not puncture, crush, or expose the battery to water. If the battery shows swelling, excessive heat, or other abnormalities, stop using it and consult a qualified technician.

## FAQ

### How much does the Battery Huawei HB356687ECW 3340 mAh Li-Pol cost, and is it available for purchase?

The price is 12.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 1 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 09.07.2026 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, Bank cards on-line, Apple Pay, Google Pay. 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 OEM 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 OEM 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

https://aio.lv/img/cache/product/8408908/51456313_large.webp