# Keyboard HP replacement for ProBook 4320s/4321s/4325s/4326s/4329s model KB312283

**URL:** https://aio.lv/en/product--hp-kb312283--4112969
**Data updated:** 2025-11-22 08:20 (EET)
**Category:** Replacement Keyboards
**Manufacturer:** HP
**Manufacturer code:** KB312283
**EAN:** 9990000312283
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 27.99 €
**Prices and availability valid until:** 2026-07-14 23:59
**Price without VAT (21%):** 23.13 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--hp-kb312283--4112969

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 22.06.2026 | free |
| Pickup points | 29.06.2026 | 1.99 EUR |
| Courier delivery to door | 29.06.2026 | 4.99 EUR |

## Summary description

Replacement keyboard compatible with HP ProBook 4320s, 4321s, 4325s, 4326s and 4329s series. OEM model KB312283 designed as a direct fit for restoring full keyboard functionality after damage or wear. Intended for easy installation in the specified laptop models and for repairing or refurbishing units used in office, home or educational settings.

## Long description

Replacement keyboard compatible with HP ProBook 4320s, 4321s, 4325s, 4326s, 4329s and SX7 series. OEM model KB312283 in black, US layout, designed as a direct-fit spare part to restore full keyboard functionality after damage or wear. The keyboard is intended for straightforward installation in the listed laptop models and for repairing or refurbishing units used in office, home, or educational environments.
Advantages
The keyboard provides a like-for-like replacement for the original HP unit KB312283, featuring a US key layout and black finish. It is supplied as an OEM-compatible spare with a 6-month warranty and is intended to fit the specified ProBook models for reliable mechanical and electrical compatibility.
Suitable for
Repairing HP ProBook 4320s series laptops
Replacement of worn or damaged keyboards in ProBook 4321s, 4325s, 4326s, 4329s and SX7
Refurbishment projects for resale or redeployment
Office, home, and educational laptop maintenance
Key specifications
Brand: HP (replacement/OEM-compatible)
Model / MPN: KB312283
Compatible models: ProBook 4320s, 4321s, 4325s, 4326s, 4329s, SX7 (list may be incomplete)
Layout: US
Color: black
EAN: 9990000312283
Warranty: 6 months
How to use
Power off the laptop and remove the battery if accessible. Open the laptop casing or keyboard bezel according to the service manual for your ProBook model, detach the old keyboard connector carefully, and remove the keyboard assembly. Position the replacement KB312283 keyboard, reconnect the ribbon cable, and reassemble the casing. Reinstall the battery and power on the laptop to verify full key functionality.
Usage recommendations
Before installation, verify model compatibility with your ProBook variant; if unsure, compare the existing keyboard part number or consult technical documentation. Handle the ribbon connector gently and use an anti-static environment where possible. The compatible model list may be incomplete—confirm fitment prior to purchase.

## FAQ

### How much does the Keyboard HP ProBook 4320s/4321s/4325s KB312283 cost, and is it available for purchase?

The price is 27.99 € (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 22.06.2026 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 HP 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 HP 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/4112969/10509422_large.webp