# Mechanical keyboard Keychron K4 v3 QMK Hot Swap Super Red — compact layout, hot-swappable switches

**URL:** https://aio.lv/en/product--keychron-4895248894827--11450749
**Data updated:** 2026-02-15 12:37 (EET)
**Category:** Keyboards
**Manufacturer:** Keychron
**Manufacturer code:** 4895248894827
**EAN:** 4895248894827
**Warranty:** 2 Years
**Availability:** Available for order
**Price:** 131.49 €
**Prices and availability valid until:** 2026-07-31 23:59
**Price without VAT (21%):** 108.67 EUR
**Can be purchased by legal entities:** Yes (invoice)
**Buy:** https://aio.lv/en/product--keychron-4895248894827--11450749

## Delivery options

| Delivery method | Delivery time | Cost |
|---|---|---|
| Office pickup (2b. Kengaraga str., Riga, Latvia, LV-1063) | 14.07.2026 | free |
| Pickup points | 17.07.2026 | 1.89 EUR |
| Courier delivery to door | 17.07.2026 | 4.99 EUR |

## Summary description

Keychron K4 v3 QMK Hot Swap Super Red is a mechanical compact keyboard featuring QMK firmware support and hot-swappable switches for easy customization. Equipped with Super Red linear switches, it suits typing and gaming with a low actuation feel. The compact layout saves desk space and allows flexible key remapping via QMK for personalized layouts.

## Long description

The Keychron K4 v3 QMK Hot Swap Super Red is a compact mechanical keyboard designed for users who need a space-saving layout combined with customization options. It supports QMK firmware for flexible key remapping and programmable layers, and its hot-swappable sockets allow you to change switches without soldering. Fitted with Super Red linear switches, the keyboard delivers a smooth, low-force keystroke suitable for both typing and gaming while preserving a compact footprint on the desk.
Advantages
The compact 96% layout reduces desk clutter while retaining an integrated numpad and navigation cluster. QMK firmware support enables deep customization of key functions, macros, and layers to match different workflows. Hot-swap switch sockets make it simple to try different mechanical switches or replace worn switches without tools or soldering. Super Red linear switches offer a consistent, quiet keystroke with a low actuation force that benefits long typing sessions and fast, repeatable gaming inputs. The build balances portability with a stable, responsive typing experience.
Suitable for
 Users who need a compact keyboard with a numpad and full navigation keys in a smaller footprint
 Gamers who prefer low-force linear switches for rapid keypresses
 Programmers and power users who customize layouts and macros with QMK
 Enthusiasts who swap switches frequently or want to experiment with different switch types
Key specifications
 Keyboard layout: compact 96% layout with integrated numpad and navigation cluster
 Switch type: Super Red linear mechanical switches (low actuation force)
 Hot-swap support: hot-swappable switch sockets compatible with standard mechanical switch pins
 Firmware: QMK-compatible for key remapping, macros, and custom layers
 Connectivity: wired connection (USB) for stable performance and full feature access
 Form factor: compact desktop footprint designed to save desk space
How to use
Connect the keyboard to your computer using the supplied USB cable to enable full QMK functionality and stable data transmission. Use QMK configurator or local QMK software to remap keys, set up layers, and program macros according to your workflow. To change switches, gently pull the keycap with a keycap puller and remove the switch from the hot-swap socket using a switch puller; insert a compatible mechanical switch until it seats securely. Super Red linear switches provide a smooth, low-resistance keystroke; allow a short adjustment period to adapt to the travel and actuation characteristics.
Usage recommendations
For optimal longevity, avoid excessive sideways force when removing or inserting switches and use recommended tools (keycap and switch pullers). When programming layers in QMK, test changes incrementally to confirm desired behavior. If you plan frequent switch swaps, keep replacement switches and a small soft cloth nearby to protect the surface and stabilizers during the process.

## FAQ

### How much does the Keychron K4 v3 QMK Hot Swap Super Red keyboard 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 — 7 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 14.07.2026 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, Installment. All transactions are 100% secure and encrypted.

### Can Keychron K4 v3 QMK Hot Swap Super Red keyboard be purchased with a lease?

Yes, the purchase is available both on credit and with an interest-free installment plan. Learn more about installments and credit options: https://aio.lv/en/payment#b3

### 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 Keychron 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 Keychron 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/11450749/66087980_large.webp