# Battery Lenovo 01AV436 Li‑Ion 42Wh (3735mAh) replacement for laptops

**URL:** https://aio.lv/en/product--lenovo-01av436--3674628
**Data updated:** 2026-02-12 09:57 (EET)
**Category:** Portable Device Batteries
**Manufacturer:** Lenovo
**Manufacturer code:** 01AV436
**EAN:** 5706998921895
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 126.49 €
**Prices and availability valid until:** 2026-07-29 23:59
**Price without VAT (21%):** 104.54 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--lenovo-01av436--3674628

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 27.07.2026 | free |
| Pickup points | 30.07.2026 | 1.89 EUR |
| Courier delivery to door | 30.07.2026 | 4.99 EUR |

## Summary description

Rechargeable Li‑Ion battery Lenovo 01AV436 with 42Wh capacity (3735mAh) designed as a replacement power source for compatible laptops. Provides stored energy for mobile use, restoring runtime and enabling work away from mains power. Suitable for users needing a direct OEM‑spec swap or spare battery; install following device instructions and recycle used cells properly.

## Long description

Lenovo 01AV436 Li‑Ion 42Wh (3735mAh) replacement battery is a rechargeable power unit designed to restore portable runtime for compatible Lenovo laptops. It offers a nominal energy capacity of 42Wh, enabling continued operation of the device when mains power is not available. The battery is intended as a direct replacement or spare for systems that accept this form factor and electrical specification, and it should be installed following the laptop manufacturer's service instructions.
Advantages
This replacement battery uses lithium‑ion chemistry to provide a balance of energy density and weight, delivering 42Wh (3735mAh) of stored energy for extended mobile use. It is built to match OEM sizing and electrical characteristics, allowing for straightforward swap‑in installation on compatible models. The unit supports standard charging via the laptop's internal charging circuitry and can restore original runtime without requiring additional adapters or external chargers.
Suitable for
 Replacing a worn or failing internal laptop battery
 Keeping as a spare battery for travel or field work
 Restoring portable runtime for productivity, web browsing, or media playback
 Use in environments where mains access is intermittent or unavailable
Key specifications
 Chemistry: Lithium‑ion (Li‑Ion)
 Nominal energy: 42Wh
 Capacity: 3735mAh
 Intended use: Internal laptop replacement battery
 Compatibility: Designed for laptops that accept this battery form factor and electrical ratings
 Charge method: Charged via laptop's built‑in charging circuitry
How to use
Before installing, power down the laptop and disconnect it from any power source. Follow the laptop manufacturer's instructions to access and remove the existing battery, taking appropriate electrostatic and safety precautions. Insert the replacement battery into the correct compartment, ensuring connectors align and the unit seats fully. Reassemble the laptop, connect the mains adapter, and allow the battery to charge according to the device's standard charging procedure. Monitor the first few charge/discharge cycles to confirm normal operation and battery recognition by the system.
Usage recommendations
Operate and charge the battery within the temperature ranges recommended by the laptop manufacturer, avoid exposure to moisture, and recycle or dispose of the old battery according to local regulations. For longest service life, avoid deep discharges and prolonged storage at full charge; store the battery at moderate state of charge if kept as a spare.

## FAQ

### How much does the Battery Lenovo 01AV436 Li‑Ion 42Wh cost, and is it available for purchase?

The price is 126.49 € (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 27.07.2026 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 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/3674628/51439986_large.webp