# Battery Pack Lenovo 45Wh 11.55V (Model 5B10Z21198) for compatible Lenovo laptops

**URL:** https://aio.lv/en/product--lenovo-5b10z21198--4339407
**Data updated:** 2026-02-12 14:07 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** Lenovo
**Manufacturer code:** 5B10Z21198
**EAN:** 5704174660644
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 79.99 €
**Prices and availability valid until:** 2026-08-09 23:59
**Price without VAT (21%):** 66.11 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--lenovo-5b10z21198--4339407

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 24.07.2026 | free |
| Pickup points | 29.07.2026 | 1.89 EUR |
| Courier delivery to door | 29.07.2026 | 4.99 EUR |

## Summary description

Rechargeable battery pack Lenovo 45Wh 11.55V, model 5B10Z21198, designed as a replacement unit for compatible Lenovo laptops. Provides 45 watt-hours of capacity at 11.55 volts to restore mobile power, extend runtime, and support typical office, study or travel use. Ideal for users needing a direct OEM-compatible battery swap to regain battery life.

## Long description

Rechargeable battery pack Lenovo 45Wh 11.55V is a replacement power unit designed for compatible Lenovo laptops. This battery provides 45 watt-hours of capacity at 11.55 volts to restore portable power and extend runtime for everyday tasks such as office work, study and travel. The design matches the form factor and electrical requirements of supported Lenovo systems to enable a straightforward swap and continued mobile use.
Advantages
This Lenovo battery pack offers a balance of energy capacity and nominal voltage suitable for many mainstream laptop configurations, helping to recover usable battery life without requiring a full device replacement. It is engineered to fit compatible laptop bays and to support standard charging routines while maintaining safety features expected of notebook batteries. The cell capacity and voltage specifications provide predictable runtime for common productivity workloads.
Suitable for
Replacing a worn or failing battery in compatible Lenovo laptops
Extending runtime for office applications and web browsing
Supporting study sessions and remote work away from power outlets
Temporary swap during travel to maintain laptop mobility
Key specifications
Capacity: 45 Wh
Nominal voltage: 11.55 V
Battery type: Rechargeable lithium-based battery pack
Form factor: Notebook internal replacement pack for compatible Lenovo models
Typical runtime: Dependent on device power draw and usage profile
How to use
Power down the laptop and disconnect any power adapter before replacing the battery. Remove the back cover or battery access panel according to the laptop manufacturer’s instructions, then disconnect the existing battery connector and remove the old pack. Install the Lenovo 45Wh 11.55V replacement into the compartment, connect the battery cable securely, and reassemble the laptop. Charge the battery fully before first use and allow the system to perform any battery calibration routines recommended by the laptop manufacturer.
Usage recommendations
Use the battery with compatible Lenovo laptop models only. Observe standard safety practices: avoid exposure to heat or water, do not puncture or disassemble the pack, and use the laptop’s official charger or a compatible replacement that meets the device’s charging specifications. Store unused batteries in a cool, dry place and follow local regulations for battery disposal or recycling.

## FAQ

### How much does the Battery Pack Lenovo 45Wh 11.55V 5B10Z21198 cost, and is it available for purchase?

The price is 79.99 € (valid at the time of publication and already includes all taxes). The item is available for order — 115 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 24.07.2026 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: Cash payment, 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 Lenovo 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 Lenovo 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/4339407/51474555_large.webp