# Internal Lithium-Ion Laptop Battery Lenovo 44.5Wh 4‑cell (model 5B10W13965)

**URL:** https://aio.lv/en/product--lenovo-5b10w13965--5058215
**Data updated:** 2026-03-07 15:12 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** Lenovo
**Manufacturer code:** 5B10W13965
**EAN:** 5704174940845
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 128.99 €
**Prices and availability valid until:** 2026-08-21 23:59
**Price without VAT (21%):** 106.60 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--lenovo-5b10w13965--5058215

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 05.08.2026 | free |
| Pickup points | 10.08.2026 | 1.79 EUR |
| Courier delivery to door | 10.08.2026 | 4.99 EUR |

## Summary description

Internal Lenovo lithium‑ion laptop battery, 4‑cell configuration with 44.5Wh capacity (MPN 5B10W13965). Designed as a direct replacement internal power source for compatible Lenovo notebooks, it provides portable device power management, restores battery runtime, and supports normal charging/discharging cycles. Suitable for repairs or battery replacement to regain original runtime.

## Long description

Internal Lenovo lithium-ion laptop battery with 44.5Wh capacity in a 4-cell configuration, designed as a direct internal replacement for compatible Lenovo notebooks. This battery restores portable power capacity and supports regular charge and discharge cycles, enabling the laptop to operate away from mains power. It is intended for service, repair or replacement when original runtime has degraded.
Advantages
The 44.5Wh 4-cell design provides a balance between energy capacity and compact size suitable for many slim and mainstream Lenovo laptop models. As an internal, form-fit replacement, it installs in the original battery bay and maintains the notebook's charging and power-management behaviour. Using a manufacturer-compatible lithium-ion chemistry ensures predictable voltage, stable discharge characteristics and support for standard charging protocols.
Suitable for (tasks / use cases)
Replacing a degraded or failed internal battery to restore original runtime
Repair shops performing battery replacements on compatible Lenovo notebooks
Users needing reliable mobile runtime for everyday productivity and web browsing
Maintenance of corporate or fleet laptops to extend usable device life
Key specifications
Battery type: lithium-ion rechargeable
Configuration: 4 cells
Nominal energy: 44.5 Wh
Function: internal, direct-replacement laptop battery
Compatibility: designed for compatible Lenovo notebook models that accept the same form factor and connector
How to use
Power the laptop off and disconnect any external power source before beginning replacement. Remove the access panel or bottom cover following the device manufacturer's instructions, and carefully disconnect the existing battery connector from the motherboard. Install the replacement battery in the same orientation and reconnect the battery cable securely. Reattach the cover and fasten screws to the specified torque. After installation, charge the battery to full capacity before normal use to allow the system to calibrate reported runtime.
Usage recommendations
Use only in compatible Lenovo notebook models that accept the same internal battery form factor and connector. Follow manufacturer safety guidance for lithium-ion batteries: avoid exposure to high heat, do not puncture or crush the pack, and dispose of the old battery according to local e-waste regulations. For best battery life, avoid deep discharges and store the device with the battery at roughly 40–60% charge if it will be unused for extended periods.

## FAQ

### How much does the Lenovo Internal Laptop Battery 44.5Wh 5B10W13965 cost, and is it available for purchase?

The price is 128.99 € (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 05.08.2026 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

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