# Battery Lenovo 80Wh 4-cell Li-ion battery, compatible replacement for Lenovo laptops (MPN 5B11K38740)

**URL:** https://aio.lv/en/product--lenovo-5b11k38740--11829591
**Data updated:** 2026-03-09 14:38 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** Lenovo
**Manufacturer code:** 5B11K38740
**EAN:** 5715063735152
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 131.49 €
**Prices and availability valid until:** 2026-08-17 23:59
**Price without VAT (21%):** 108.67 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--lenovo-5b11k38740--11829591

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 03.08.2026 | free |
| Pickup points | 06.08.2026 | 1.79 EUR |
| Courier delivery to door | 06.08.2026 | 4.99 EUR |

## Summary description

Rechargeable 80Wh 4-cell Li‑ion laptop battery from Lenovo (MPN 5B11K38740). Designed as a replacement power source for compatible Lenovo portable computers, it provides portable device power management, multiple charge cycles and sustained runtime for mobile work. Ideal for users needing a direct OEM-spec replacement to restore battery life and mobility.

## Long description

Rechargeable 80Wh 4-cell Li-ion battery designed as a compatible replacement for select Lenovo laptops. This battery restores portable power capacity and supports multiple charge cycles to deliver sustained runtime for mobile work. It is intended as an OEM-spec replacement to return devices to expected battery performance and mobility without altering laptop functions or charging behavior.
Advantages
The battery offers a high-capacity 80Wh rating in a compact 4-cell Li‑ion design to balance energy density and physical size. As a compatible replacement for Lenovo notebooks, it matches voltage and connector specifications to ensure reliable fit and consistent charging. Built for repeated charge-discharge cycles, the pack supports typical laptop use patterns and can reduce the need for frequent tethering to mains power when performing productivity or multimedia tasks on the move.
Suitable for
Replacing a worn or degraded battery in supported Lenovo laptops
Extending unplugged runtime for remote work and travel
Providing a spare battery for field service, presentations, or mobile teams
Maintaining productivity during power interruptions or in transit
Key specifications
Battery chemistry: Lithium-ion (Li‑ion)
Capacity: 80 Wh
Cell count: 4 cells
Form factor: laptop internal/replaceable pack
Typical use: portable computer power source for mobile productivity
How to use
Power down the laptop and disconnect any external power source before replacing the battery. Remove the existing battery according to the laptop manufacturer’s instructions, align the replacement pack with the battery bay and connector, and insert it until it seats securely. Reassemble any retained covers and reconnect the AC adapter to complete an initial charge cycle. Allow the battery to charge fully before performing extended unplugged tasks to calibrate power monitoring in the operating system.
Usage recommendations
Store and operate the battery within the laptop manufacturer’s recommended temperature range. Perform regular charge-discharge cycles to maintain capacity, avoid prolonged storage at full charge or full discharge, and use original or certified chargers. If the laptop displays charging control warnings or unexpected behavior after installation, consult device support for firmware or BIOS updates before assuming hardware fault.

## FAQ

### How much does the Lenovo 80Wh 4-cell Li-ion battery (MPN 5B11K38740) cost, and is it available for purchase?

The price is 131.49 € (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 03.08.2026 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: 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/11829591/67230388_large.webp