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Asus TUF Gaming K3 Gen II Red Switch (90MP0390-BKMA00)

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Asus TUF Gaming K3 Gen II Red Switch
TUF Gamingopticalwater resistanceRGB
Colour
Connectionwired
Cable length2 m
Typefor game
Form factor1800 (compact full-size)
LayoutANSI
Keyboard
Key profilehigh
Key typeclassic type
Switch technologyoptical
SwitchesRaesha Red (Linear)
Actuation force35 g
Trigger path1.8 mm
Total travel4 mm
Switch resource100 million clicks
Polling rate1000 Hz (1 ms)
Anti-Ghosting
#KRON-KRO
Fn key
Features
Cyrillic colourwhite
Application of symbols (Latin)double-shot
Volume controlfn
Game mode
LightingRGB
Lighting effectsAsus Aura Sync
Connection and power supply
CableUSB-A
General
Skeleton keyboard
Waterproof / IP57 /
Gasket Mount
Size385x153x38 mm
Weight1008 g
Official Websiteasus.com
Added to E-CatalogAugust 2024
P/N
90MP0390-BKMA00

Opto-mechanical keyboard from the 2024 TUF Gaming lineup, designed with maximum reliability and durability in mind for the most demanding gamers. A key feature of the model, confirming its belonging to the The Ultimate Force series, is its dust and water protection according to the IP57 standard. This means the device can withstand not only accidental splashes or spilled liquids but also brief immersion in water, providing an exceptional level of protection in real-world conditions.

The keyboard is based on linear Raesha Red optical switches. Their contact group operates by interrupting a light beam, ensuring almost instant response, backed by a polling rate of 1000 Hz, and a massive lifespan of 100 million keystrokes. Thanks to this combination, the Asus TUF Gaming K3 Gen II Red Switch opto-mechanical keyboard offers gamers both speed and confidence in its fault tolerance.

The model is made in a compact format and a "skeleton" type case, which simplifies cleaning. For those who appreciate unified style in their gaming setup, it supports Asus Aura Sync technology, allowing synchronization of RGB lighting effects on the keyboard with other compatible Asus components and peripherals. Standard gaming features such as N-KRO and Anti-Ghosting, and gaming mode are also present. It is important to note that Cyrillic characters are printed in white and are not backlit.

E-Catalog UK editor, Keyboards
Mykola Boberskyi, edited 03.09.2026
The information in the model description is for reference purposes.
Always clarify the specifications and configuration of the product with the online store manager before purchasing.
Catalog Asus 2026 - new arrivals, bestsellers, and the most relevant models Asus.
How to choose a gaming keyboardLet's look at the differences between the types of switches and additional equipment for gaming keyboards
Differences between different types of keyboards, their sizes and types of layoutsUnderstanding how a full-sized keyboard differs from TKL and what is the difference between layouts

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ASUS TUF Gaming K3 Gen II RGB Gaming Keyboard

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£74.48
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ASUS TUF Gaming K3 Gen II Optical-Mechanical Wired RGB Gaming Keyboard - Black 90MP0390-BKEA01

The ASUS TUF Gaming K3 Gen II Optical-Mechanical Wired RGB Gaming Keyboard is designed for gamers seeking a balance of perfor... moremance and durability. It features a compact 96% form factor that maximises desk space while still offering a full range of keys. With its robust construction and a sleek black finish, this keyboard is built to withstand the rigours of intense gaming sessions, making it suitable for both casual and competitive gaming right out of the box. What sets the K3 Gen II apart from its higher-tier counterparts is its optical-mechanical switch technology, which delivers faster response times and greater accuracy compared to traditional mechanical keyboards. This model offers a wired connectivity option via USB, ensuring a stable connection and eliminating concerns about battery life ideal for gamers who prioritise performance without compromise. This keyboard is particularly well-suited for serious gamers or those who spend long hours on competitive play. However, it may be less appealing to users who prefer more elaborate layouts or additional programmable features typically found in premium models. Overall, the ASUS TUF Gaming K3 Gen II strikes a commendable balance between functionality, design, and affordability within the gaming accessory market. What Makes It Different? The ASUS TUF Gaming K3 Gen II distinguishes itself from other options through its combination of a compact design and optical-mechanical technology. While higher-tier keyboards may offer extensive RGB customisation or advanced programmability, the K3 Gen II focuses on delivering reliable performance in a more straightforward package, appealing to gamers who want functionality without unnecessary complexity. In contrast with budget alternatives, the K3 Gen II offers a sturdier build and a more responsive typing experience, making it a solid choice for users looking to elevate their gaming setup without venturing into premium pricing. It caters specifically to gamers who appreciate both durability and performance, rather than general everyday use. Performance & Everyday Use At the core of the ASUS TUF Gaming K3 Gen II is its optical-mechanical switch technology, which ensures quicker actuation and enhanced precision, crucial for competitive gaming. The full-size layout, albeit in a more compact format, retains typical gaming shortcuts and functions, allowing users to execute commands efficiently during intense gaming sessions and requiring less hand movement. With a wired USB connection, latency is minimised, which can be critical during fast-paced gameplay. The keyboard not only prioritises performance but also ergonomic comfort, enabling long stretches of play without fatigue. The RGB backlighting can be adjusted to complement your gaming setup and enhance visibility in low-light conditions without overwhelming distractions. Daily use will feel engaging yet responsive. Whether you're gaming, typing emails, or even coding, the tactile feedback of
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ASUS TUF Gaming Keyboard K3 Gen II - Black - 90MP0390-BKEA01 90MP0390-BKEA01

ASUS TUF Gaming K3 Gen II keyboard delivers exceptional performance with durable construction. Equipped with RGB lighting, an... moreti-ghosting technology, and customizable macros, it ensures responsive gameplay. The tactile switches provide a satisfying feel, while the sleek design complements any gaming setup, making it a top choice for gamers.
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Asus ASUS TUF Gaming K3 Gen II 96 RGB Gaming Keyboard Optical-mechanical Switches 90MP0390-BKEA01

ASUS TUF Gaming K3 Gen II keyboard with compact 97-key layout, optical-mechanical RGB switches, silicone-gasket mount, dampen... moreing foam, IP57 waterproofing, a detachable top plate, and Aura Sync compatibility. Compact, portable design: 97-key layout is highly portable and frees up more space for the mousing hand, and rear cable management slot allows for neater desktop setups IP57 waterproofing and dust resistance: Industry-leading protection for easy cleaning and long-lasting durability Optical-mechanical RGB switches: Featuring n-key rollover, 100% anti-ghosting, and 100-million-keypress lifespan Silicone-gasket mount and dampening foam: Absorbs pinging noises and echoes for improved keyboard acoustics and unrivaled typing experiences Detachable top plate: Allows for different looks and easy maintenance RGB lighting and Aura Sync: Per-key RGB lighting with up to 16.8- million colors, and Armoury Crate software for intuitive adjustments and syncing with ASUS Aura-enabled products Specification Key Switch Optical-Mechanical RGB Switch Connectivity USB 2.0 (TypeA) Size (Full/TKL) 96% Lighting RGB Per keys AURA Sync Yes Anti-Ghosting N Key Rollover Macro Keys Programmable F1-F8 keys USB Report rate (USB Report rate)1000 Hz Cable 2-meter rubber cable OS Windows® 11 Software Armoury Crate Dimensions 385 x 153 x 38mm Weight 1008g (with cable) Color Black Contents 1 x TUF Gaming K3 Gen II 1 x Quick Start Guide 1 x warranty booklet Keycap ABS doubleshot
Overclockers.co.uk
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ASUS TUF Gaming K3 Gen II keyboard USB Black 90MP0390-BKEA01

Compact, portable design: 97-key layout is highly portable and frees up more space for the mousing hand, and rear cable manag... moreement slot allows for neater desktop setups. IP57 waterproofing and dust resistance: Industry-leading protection for easy cleaning and long-lasting durability. Optical-mechanical RGB switches: Featuring n-key rollover, 100% anti-ghosting, and 100-million-keypress lifespan. Silicone-gasket mount and dampening foam: Absorbs pinging noises and echoes for improved keyboard acoustics and unrivaled typing experiences. Detachable top plate: Allows for different looks and easy maintenance. RGB lighting and Aura Sync: Per-key RGB lighting with up to 16.8- million colors, and Armoury Crate software for intuitive adjustments and syncing with ASUS Aura-enabled products. ASUS TUF Gaming K3 Gen II keyboard with compact 97-key layout, optical-mechanical RGB switches, silicone-gasket mount, dampening foam, IP57 waterproofing, a detachable top plate, and Aura Sync compatibility.. Keyboard. Recommended usage. Gaming. Connectivity technology. Wired. Device interface. USB. Keyboard key switch. Opto-mechanical key switch. Pointing device. No. Keyboard form factor. 96%. Numeric keypad. Yes. Keycaps material. Acrylonitrile butadiene styrene (ABS). Keycaps. Double shot. Windows keys. Yes. Rollover. N-key rollover. Polling rate. 1000 Hz. Design. Backlight. Yes. Backlight type. RGB LED. Backlight colour. Multicolour. Adjustable backlight. Yes. Keyboard style. Straight. Wrist rest. No. Adjustable keyboard height. Yes. Product colour. Black. Surface coloration. Monochromatic. Features. USB connector type. USB Type-A. Cable length. 2 m. Anti-ghosting. Yes. Power. Power source type. USB. USB Power Delivery (USB PD). No. USB Type-C charging port. No. Mouse. Mouse included. No. System requirements. Windows operating systems supported. Windows 11. Weight & dimensions. Keyboard dimensions (WxDxH). 385 x 153 x 38 mm. Keyboard weight. 1.01 kg. Packaging content. Number of products included. 1 pc(s). Warranty card. Yes. manual pdf
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£81.99
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Series Asus TUF Gaming
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The removable top panel allows you to change the case type to Skeleton.
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Keyboard Asus TUF Gaming K3 Gen II Red Switch