# Battery Terra NB Mobile 1577/1777 48.96Wh — replacement rechargeable battery for notebook

**URL:** https://aio.lv/en/product--terra-6-87-nh50s-42d01--4117370
**Data updated:** 2026-01-03 12:50 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** Terra
**Manufacturer code:** 6-87-NH50S-42D01
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 163.99 €
**Prices and availability valid until:** 2026-08-23 23:59
**Price without VAT (21%):** 135.53 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--terra-6-87-nh50s-42d01--4117370

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 21.08.2026 | free |
| Pickup points | 26.08.2026 | 1.79 EUR |
| Courier delivery to door | 26.08.2026 | 4.99 EUR |

## Summary description

Terra Battery NB Mobile 1577/1777 is a 48.96Wh rechargeable replacement battery designed for compatible notebook models. It provides portable power for mobile use, supporting typical laptop tasks such as web browsing, office work and light multimedia. The battery offers straightforward installation as a direct replacement and helps extend unplugged runtime for travel and everyday use.

## Long description

NB MOBILE 1577/1777 battery, model 6-87-NH50S-42D01, with a capacity of 48.96 Wh designed as a replacement power unit for compatible NB MOBILE laptop models.
Advantages
The Terra NB Mobile 1577/1777 battery (model 6-87-NH50S-42D01) delivers 48.96 Wh in a compact internal laptop pack and is intended as a direct replacement for the original battery specified for NB MOBILE 1577 and NB MOBILE 1777 models. It restores portable power with the rated capacity and matches the original model code to ensure physical and electrical compatibility with devices that require this part number.
Suitable for
NB MOBILE 1577 laptops
NB MOBILE 1777 laptops
Key specifications
Model: 6-87-NH50S-42D01
Brand: Terra
Compatible models: NB MOBILE 1577, NB MOBILE 1777
Capacity: 48.96 Wh
Type: Laptop internal battery
How to use
Turn off the laptop and disconnect any external power before replacing the battery. Remove the access panel or follow the manufacturer's disassembly instructions to reach the internal battery compartment. Disconnect the old battery, connect the Terra NB Mobile 1577/1777 battery (model 6-87-NH50S-42D01) in the same orientation, secure it in place and reassemble the laptop. Charge the new battery fully before normal use to allow the system to register and calibrate the battery level.
Usage recommendations
Use this battery only with the specified NB MOBILE 1577 and NB MOBILE 1777 models and follow the laptop manufacturer's safety and handling instructions. Recycle or dispose of the removed battery in accordance with local electronic waste regulations.

## FAQ

### How much does the Battery Terra NB Mobile 1577/1777 48.96Wh cost, and is it available for purchase?

The price is 163.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 92 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 21.08.2026 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 Terra 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 Terra 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