# Keyboard Lenovo replacement for ThinkPad T540 T540P W540 E531 E540 L540 KM-105U (model KB311026)

**URL:** https://aio.lv/en/product--lenovo-kb311026--4112996
**Data updated:** 2025-12-29 15:39 (EET)
**Category:** Replacement Keyboards
**Manufacturer:** Lenovo
**Manufacturer code:** KB311026
**EAN:** 9990000311026
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 56.49 €
**Prices and availability valid until:** 2026-07-24 23:59
**Price without VAT (21%):** 46.69 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--lenovo-kb311026--4112996

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 02.07.2026 | free |
| Pickup points | 07.07.2026 | 1.89 EUR |
| Courier delivery to door | 07.07.2026 | 4.99 EUR |

## Summary description

Replacement Lenovo keyboard compatible with ThinkPad T540, T540P, W540, E531, E540 and L540 series. OEM model KB311026 (KM-105U) designed to match original form factor and key layout for straightforward installation. Intended for repairing or restoring laptop input functionality, providing a direct fit for users needing a spare or replacement keyboard.

## Long description

Replacement Lenovo keyboard compatible with ThinkPad models T540, T540P, W540, E531, E540 and L540. OEM model KB311026 (KM-105U) is designed to match the original form factor and key layout, enabling a direct fit for repair or replacement of a laptop keyboard. Color: black. Layout: US.
Advantages
The keyboard follows the original Lenovo ThinkPad dimensions and key positions for straightforward installation and immediate functionality after replacement. It is supplied as an OEM part (KB311026 / KM-105U) which maintains a standard US layout and a black finish suitable for like-for-like replacement.
Suitable for
Lenovo ThinkPad T540 — repair or replacement of faulty keyboard
Lenovo ThinkPad T540P — restoring keyboard input
Lenovo ThinkPad W540 — spare keyboard installation
Lenovo ThinkPad E531 — keyboard replacement
Lenovo ThinkPad E540 — replacing worn or damaged keys
Lenovo ThinkPad L540 — repair or spare part
Key specifications
Manufacturer: Lenovo (OEM part)
Model / MPN: KB311026 (KM-105U)
Compatible series: T540, T540P, W540, E531, E540, L540
Layout: US
Color: Black
Warranty: 6 months
How to use
Power off the laptop and disconnect any power sources and battery if removable. Remove the bezel or palmrest according to the service manual for your ThinkPad model, detach the old keyboard connector, and replace it with the KB311026 keyboard, ensuring the ribbon cable is fully seated and locked. Reassemble the laptop and verify keyboard operation in the operating system.
Usage recommendations
Before installation, confirm compatibility with your exact ThinkPad model and follow the official service manual steps to avoid damage. Handle the keyboard and ribbon cable carefully to prevent connector or key damage.

## FAQ

### How much does the Keyboard Lenovo KB311026 for ThinkPad T540 T540P W540 cost, and is it available for purchase?

The price is 56.49 € (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 02.07.2026 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, 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/4112996/10509449_large.webp