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CASTOR K631 HE Rapid Trigger Gaming Keyboard

Redragon CASTOR K631 HE

The CASTOR K631 HE is a wired mechanical keyboard designed for gamers who prioritize ultra-fast input and precise control. It features Hall Effect magnetic switches, which reduce physical input delay and extend switch lifespan. This keyboard suits users needing highly responsive key actuation and customizable input behavior for timing-sensitive games.</p... Read more
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CASTOR K631 HE Rapid Trigger Gaming Keyboard

Redragon
Redragon
Ships to US
$39
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Compare Redragon CASTOR K631 HE vs Kataaa Model VI vs Keychron V2 Specification

Compare similar keyboards side by side, or use the comparison table to compare all keyboards!
Redragon CASTOR K631 HEKataaa Model VIKeychron V2
CASTOR K631 HE Rapid Trigger Gaming Keyboard
69
[In Stock] Kataaa Model VI Mechanical Keyboard
92
Keychron V2 QMK Custom Mechanical Keyboard ISO Layout Collection
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2.5 (17)
  • Released in 2026
  • Has Magnetic switch options
  • Utilizes Hall effect sensors
  • Enables rapid trigger functionality
  • Runs at a 8000 Hz polling rate
  • Weighs about 638 g
  • Sized at 33 x 323 x 107 mm
  • Made with a Plastic case
  • Offers Yes, Rgb RGB lighting
  • Released in 2025
  • Supports Bluetooth, 2.4 GHz, Wired, Wireless, Wired only connectivity
  • Weighs about 770 g
  • Sized at 28 x 164 x 330 mm
  • Made with a Plastic, Steel case
  • Features ABS keycaps
  • Offers No RGB lighting
  • Released in 2022
  • Has Linear, Tactile, Clicky switch options
  • Built with the ISO, ISO-DE, ISO-UK, ISO-FR, ISO-ES, ANSI layout standard
  • Comes with a knob
  • Provides dedicated media keys
  • Supports QMK firmware
  • Includes screw-in stabilizers
  • Has built-in sound dampening
  • Uses a Tray Mount mounting style
  • Runs at a 1000 Hz polling rate
  • Weighs about 855 g
  • Sized at 20 x 123 x 330 mm
  • Made with a Plastic, ABS case
  • Features ABS, PBT keycaps
  • Offers Yes, Rgb, South-face, Rgb South-face RGB lighting
Scores
  • Performance: 91.7
  • Build Quality: 43.3
  • Productivity: 48.4
  • Customizability: 47.3
  • Portability: 65.8
Scores
  • Performance: 49.4
  • Build Quality: 72.1
  • Productivity: 64.6
  • Customizability: 68.5
  • Portability: 84.3
Scores
  • Performance: 67.7
  • Build Quality: 86.7
  • Productivity: 95.2
  • Customizability: 100
  • Portability: 75.4
Name
Redragon CASTOR K631 HE
Name
Kataaa Model VI
Name
Keychron V2
Release year
2026
Release year
2025
Release year
2022
Switch Options
Magnetic
Switch Options
-
Switch Options
Linear, Tactile, Clicky
Profile
Normal Profile
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Hot Swappable
 
Layout Size
65%
Layout Size
65%
Layout Size
65%
Layout Standard
ANSI
Layout Standard
ANSI
Layout Standard
ISO, ISO-DE, ISO-UK, ISO-FR, ISO-ES, ANSI
Layout Ergonomics
Normal
Layout Ergonomics
Normal
Layout Ergonomics
Normal
Knob Support
 
Knob Support
 
Knob Support
 
Display Support
 
Display Support
 
Display Support
 
Mac/Win Support
 
Mac/Win Support
 
Mac/Win Support
 
Multi-Media Keys
 
Multi-Media Keys
 
Multi-Media Keys
 
USB-C
 
USB-C
 
USB-C
 
USB passthrough
 
USB passthrough
 
USB passthrough
 
Connection
Wired, Wired only
Connection
Bluetooth, 2.4 GHz, Wired, Wireless, Wired only
Connection
Wired, Wired only
Polling Rate
8000 Hz
Polling Rate
-
Polling Rate
1000 Hz
Battery capacity
-
Battery capacity
-
Battery capacity
-
Hall Effect Support
 
Hall Effect Support
 
Hall Effect Support
 
QMK Support
 
QMK Support
 
QMK Support
 
VIA Support
 
VIA Support
 
VIA Support
 
VIAL Support
 
VIAL Support
 
VIAL Support
 
N-Key Rollover
 
N-Key Rollover
 
N-Key Rollover
 
Rapid Trigger
 
Rapid Trigger
 
Rapid Trigger
 
Mount Style
-
Mount Style
-
Mount Style
Tray Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Rgb
Backlight
 
Backlight
 
Rgb, South-face
Case Colors
Case Colors
Case Colors
Case Material
Plastic
Case Material
Plastic, Steel
Case Material
Plastic, ABS
Keycaps Material
-
Keycaps Material
ABS
Keycaps Material
ABS, PBT
Dimensions
33 x 323 x 107 mm
Dimensions
28 x 164 x 330 mm
Dimensions
20 x 123 x 330 mm
Weight
638g
Weight
770g
Weight
855g
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Product Description

The CASTOR K631 HE is a wired mechanical keyboard designed for gamers who prioritize ultra-fast input and precise control. It features Hall Effect magnetic switches, which reduce physical input delay and extend switch lifespan. This keyboard suits users needing highly responsive key actuation and customizable input behavior for timing-sensitive games.

Key Features

  • Hall Effect magnetic switches eliminate physical input delay and last twice as long as typical mechanical switches, improving responsiveness and durability.
  • Adjustable actuation point from 0.1 to 4.0 mm with 0.1 mm precision allows users to fine-tune key sensitivity for faster or more deliberate inputs.
  • 8,000 Hz polling rate reduces input lag by transmitting signals up to eight times faster than standard keyboards, benefiting fast-paced gameplay.
  • Software enables assigning two different actions to a single key based on actuation pressure, simplifying complex combos or skill sequences.

Compatibility

The keyboard supports Windows through a desktop client and offers web-based driver access for other operating systems, allowing full software customization without OS restrictions.

Use Cases

Ideal for competitive games requiring precise timing and rapid inputs, such as Valorant, CSGO, Apex Legends, and rhythm games like osu!. It helps improve accuracy, reaction speed, and complex command execution.

Trade-offs

  • Hall Effect switches may feel different from traditional mechanical switches, which might require an adjustment period.
  • Wired connection limits mobility compared to wireless options.
  • Software reliance for advanced features may not suit users who prefer plug-and-play setups.

Frequently Asked Questions (FAQ)

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