# Battery 2-Power 14.8v 8 cell 77Wh Laptop Battery replaces 70-NU51B2100PZ

**URL:** https://aio.lv/en/product--2-power-2p-70-nu51b2100pz--1951896
**Data updated:** 2025-12-29 07:57 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** 2-Power
**Manufacturer code:** 2P-70-NU51B2100PZ
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 61.99 €
**Prices and availability valid until:** 2026-07-31 23:59
**Price without VAT (21%):** 51.23 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--2-power-2p-70-nu51b2100pz--1951896

## 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 | 1.89 EUR |
| Courier delivery to door | 21.07.2026 | 4.99 EUR |

## Summary description

The 2-Power 14.8v Laptop Battery features 8 cells and a capacity of 77Wh, providing reliable power for your laptop. It is designed to replace the 70-NU51B2100PZ model, ensuring compatibility and performance. This battery offers long-lasting energy, making it ideal for both work and entertainment. With its high-quality construction, you can trust it to keep your device running smoothly.

## Long description

The 2-Power 14.8v 8-cell 77Wh laptop battery is a replacement for model 70-NU51B2100PZ. It uses lithium-ion/polymer cells to provide 77Wh (5200 mAh) capacity and is intended to restore portable power for compatible laptops, offering dependable runtime for work or entertainment. The battery is manufactured by 2-Power and weighs approximately 0.412 kg.
Advantages
Built with high-grade cells sourced from well-known manufacturers such as Samsung and Panasonic, this 2-Power battery delivers reliable charging performance and steady power output. The integrated SmartWatch Protect system monitors charging and discharging to reduce the risk of short circuits and overheating, helping to preserve both the device and the battery.
Suitable for
Replacing a depleted 70-NU51B2100PZ laptop battery
Extending laptop runtime for office work and remote tasks
Providing additional power for media playback and light gaming
Use in compatible laptops that accept a 14.8 V, 8-cell battery
Key specifications
Model compatibility: replaces 70-NU51B2100PZ
Voltage: 14.8 V
Capacity: 77 Wh / 5200 mAh
Cells: 8-cell lithium-ion / polymer
Weight: 0.412 kg
Manufacturer: 2-Power (MPN 2P-70-NU51B2100PZ)
How to use
Power down the laptop and disconnect any external power source before removing the old battery. Replace with the 2-Power battery, ensuring correct alignment and a secure connection to the laptop’s contacts. Reattach any locking mechanisms, then connect the AC adapter and charge the battery fully before first use. Follow the laptop manufacturer’s instructions for battery replacement when available.
Usage recommendations
For optimal lifespan, avoid exposing the battery to extreme temperatures and store it partially charged if not used for extended periods. Use the original or a compatible charger and avoid prolonged deep discharges to maintain capacity.

## Specifications

### Battery

| Feature | Value |
|---|---|
| Battery capacity | 5200 mAh |
| Number of battery cells | 8 |
| Battery voltage | 14.8 V |
| Battery capacity | 77 Wh |

### Technical details

| Feature | Value |
|---|---|
| Type | Battery |

### Weight & dimensions

| Feature | Value |
|---|---|
| Weight | 0.412 kg |
| Height | 20 mm |
| Width | 152 mm |
| Depth | 78 mm |

## FAQ

### How much does the Battery 2-Power 14.8v 8 cell 77Wh Laptop Battery cost, and is it available for purchase?

The price is 61.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 2 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 2-Power 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 2-Power 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

### How can I tell if this product suits my needs?

When making a choice, we recommend paying attention to the key features: battery capacity, weight, compatibility with your devices or usage conditions, material quality, functionality, and warranty terms. These characteristics will help you determine how well the model meets your needs.

## Image

https://aio.lv/img/cache/product/1951896/65714146_large.webp