# Nokia BL-4U Li-Ion Battery 1150mAh for E66

**URL:** https://aio.lv/en/product--no-name-21266-uniw--12485797
**Data updated:** 2026-05-27 17:56 (EEST)
**Category:** Portable Device Batteries
**Manufacturer:** No name
**Manufacturer code:** 21266-uniw
**EAN:** 5901313082101
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 8.99 €
**Prices and availability valid until:** 2026-07-27 23:59
**Price without VAT (21%):** 7.43 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--no-name-21266-uniw--12485797

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 15.07.2026 | free |
| Pickup points | 20.07.2026 | 1.89 EUR |
| Courier delivery to door | 20.07.2026 | 4.99 EUR |

## Summary description

Reliable 1150mAh Li-Ion replacement battery for Nokia E66 mobile phones. This BL-4U battery ensures stable power supply and optimal performance for your device. Designed for long-lasting usage, it is an essential component for maintaining your phone's functionality. Easy to install, this battery provides a dependable energy source for daily communication needs.

## Long description

The Nokia BL-4U Li-Ion battery is a high-quality replacement power source specifically engineered for the Nokia E66 mobile phone. With a capacity of 1150mAh, this battery provides a reliable and stable energy supply, ensuring that your device maintains its optimal performance throughout the day. It is designed to meet the original power requirements of your phone, offering a seamless fit and consistent operation for all your communication needs.
Advantages
This replacement battery offers a dependable solution for users looking to restore or maintain the battery life of their Nokia E66. By utilizing lithium-ion technology, it provides a consistent voltage output without the memory effect associated with older battery types. Its precise design ensures a perfect fit within the device, allowing for easy installation and reliable contact connectivity. Choosing this battery helps extend the operational lifespan of your mobile phone, providing a cost-effective alternative to purchasing a new device.
Suitable for
Daily mobile communication and messaging
Replacing degraded or faulty original batteries
Maintaining functionality for legacy Nokia devices
Providing a backup power source for travel
When it may not be suitable
This battery is specifically designed for the Nokia E66 and may not be compatible with other mobile phone models. It is not intended for use in devices that require a different voltage or physical form factor, and attempting to force it into an incompatible device may cause damage.
Key specifications
Battery chemistry: Lithium-Ion (Li-Ion)
Capacity: 1150mAh
Model compatibility: Nokia BL-4U series
Device compatibility: Nokia E66
How to use
To install the battery, first power off your Nokia E66 and remove the back cover of the phone. Carefully lift out the old battery and insert the new BL-4U unit, ensuring that the gold contact points on the battery align correctly with the pins inside the battery compartment. Once seated, replace the back cover and charge the battery fully before its first use to ensure optimal performance and calibration.
What to consider before purchase
Verify that your phone model is compatible with the BL-4U battery type
Ensure your device is powered off before attempting installation
Check the battery compartment for any debris or damage before inserting the new unit
Usage recommendations
For the best results, perform a full charge cycle when using the battery for the first time. Avoid exposing the battery to extreme temperatures and store it in a cool, dry place when not in use to maintain its longevity.

## FAQ

### How much does the Nokia BL-4U Battery for E66 cost, and is it available for purchase?

The price is 8.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 61 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 15.07.2026 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 No name 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 No name 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/12485797/68810968_large.webp