What makes the Redragon CASTOR K631 Pro SE's switches unique?

The Redragon CASTOR K631 Pro SE features hot-swappable custom linear switches that are compatible with over 99.8% of switches on the market, whether 3-pin or 5-pin. This means you can easily swap out switches to suit your typing preference without needing additional tools or extensive research.

Can I connect the Redragon CASTOR K631 Pro SE wirelessly?

Yes, the CASTOR K631 Pro SE supports tri-mode connection technology, allowing you to connect via USB-C wired, Bluetooth 3.0/5.0, or 2.4GHz wireless modes, giving you the flexibility to use it with a wide range of devices.

How does the translucent base of the CASTOR K631 Pro SE enhance my experience?

The innovative crystal transparent board of the CASTOR K631 Pro SE allows the RGB lighting to shine through brilliantly, creating an immersive and visually stunning experience that enhances both work and play.

Is it possible to customize the Redragon CASTOR K631 Pro SE using software?

Absolutely! The CASTOR K631 Pro SE is supported by professional software that enables you to design custom modes and effects. You can also set up macros with different keybindings or shortcuts to optimize your workflow or gaming experience.

What makes the USB connection on the CASTOR K631 Pro SE special?

The K631 SE comes with a 2-in-1 wired cable that includes both USB-C and USB-A connectors. This design makes the wired connection more versatile and convenient, allowing you to easily connect to a variety of devices without needing additional adapters.

How does the Redragon CASTOR K631 Pro SE support customization?

The keyboard's hot-swap capability and software support provide extensive customization options. You can easily change switches to match your typing style and use the software to create personalized lighting effects and key macros, tailoring the keyboard to your specific needs.

Does the CASTOR K631 Pro SE require any special tools for switch swapping?

No special tools are required for swapping switches on the CASTOR K631 Pro SE. Its unique socket design allows for easy and secure mounting of the switches, minimizing wobble and making the process straightforward and user-friendly.

Redragon CASTOR K631 Pro SE Starting at $61.99

Name: Redragon CASTOR K631 Pro SE
Brand: Redragon

Vendor	Location	Coupon Code	In Stock	Price (USD)	Link*
Redragon CASTOR K631 Pro SE
	Based in US	-	?	~ 62	Check price
CASTOR K631 PRO SE Wireless Green Gaming Keyboard
	Shipping to US			$62 Out of stock	Visit Shop

Vendor

Location

Coupon Code

In Stock

Price (USD)

Link*

Redragon CASTOR K631 Pro SE

Based in US

~ 62

Check price

CASTOR K631 PRO SE Wireless Green Gaming Keyboard

Shipping to US

$62

Out of stock

Visit Shop

Compare Redragon CASTOR K631 Pro SE vs Redragon CASTOR K631 vs Redragon CASTOR K631 Pro Specification

Compare similar keyboards side by side, or use the comparison table to compare all keyboards!

Model	Redragon CASTOR K631 Pro SE	Redragon CASTOR K631	Redragon CASTOR K631 Pro

Rating	0.0 stars (0 reviews)	0.0 stars (0 reviews)	0.0 stars (0 reviews)
Purchase Options
Main differences	Released in 2023 Has Clicky, Linear switch options	Supports Wired, Wired only connectivity Weighs about 430 g	No unique differences found
Score	Scores Performance: 70.8 Build Quality: 50.9 Productivity: 49.4 Customizability: 56.4 Portability: 83.4	Scores Performance: 71.1 Build Quality: 56.3 Productivity: 53.8 Customizability: 59.7 Portability: 71.6	Scores Performance: 70.4 Build Quality: 55.7 Productivity: 53 Customizability: 58.2 Portability: 84.9
Name	Name Redragon CASTOR K631 Pro SE	Name Redragon CASTOR K631	Name Redragon CASTOR K631 Pro
Release year	Release year 2023	Release year 2022	Release year 2022
Switch Options	Switch Options Clicky, Linear	Switch Options Linear	Switch Options Linear
Profile	Profile Normal Profile	Profile Normal Profile	Profile Normal Profile
Hot Swappable	Hot Swappable	Hot Swappable	Hot Swappable
Layout Size	Layout Size 65%	Layout Size 65%	Layout Size 65%
Layout Standard	Layout Standard ANSI	Layout Standard ANSI	Layout Standard ANSI
Layout Ergonomics	Layout Ergonomics Normal	Layout Ergonomics Normal	Layout Ergonomics Normal
Knob Support	Knob Support	Knob Support	Knob Support
Display Support	Display Support	Display Support	Display Support
Mac/Win Support	Mac/Win Support	Mac/Win Support	Mac/Win Support
Multi-Media Keys	Multi-Media Keys	Multi-Media Keys	Multi-Media Keys
USB-C	USB-C	USB-C	USB-C
USB passthrough	USB passthrough	USB passthrough	USB passthrough
Connection	Connection Bluetooth, 2.4 GHz, Wired, Wireless	Connection Wired, Wired only	Connection Bluetooth, 2.4 GHz, Wired, Wireless
Polling Rate	Polling Rate -	Polling Rate -	Polling Rate -
Battery capacity	Battery capacity 1600 mAh	Battery capacity -	Battery capacity 1600 mAh
Hall Effect Support	Hall Effect Support	Hall Effect Support	Hall Effect Support
QMK Support	QMK Support	QMK Support	QMK Support
VIA Support	VIA Support	VIA Support	VIA Support
VIAL Support	VIAL Support	VIAL Support	VIAL Support
N-Key Rollover	N-Key Rollover	N-Key Rollover	N-Key Rollover
Rapid Trigger	Rapid Trigger	Rapid Trigger	Rapid Trigger
Mount Style	Mount Style Bottom Mount	Mount Style Bottom Mount	Mount Style Bottom Mount
Screw in Stabilizers	Screw in Stabilizers	Screw in Stabilizers	Screw in Stabilizers
Sound Dampening	Sound Dampening	Sound Dampening	Sound Dampening
Backlight	Backlight Rgb	Backlight Rgb	Backlight Rgb
Case Colors	Case Colors	Case Colors	Case Colors
Case Material	Case Material Plastic	Case Material Plastic	Case Material Plastic
Keycaps Material	Keycaps Material ABS	Keycaps Material ABS	Keycaps Material ABS
Dimensions	Dimensions 40 x 309 x 104 mm	Dimensions -	Dimensions 40 x 309 x 104 mm
Weight	Weight 470g	Weight 430g	Weight 470g

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Product Description

The Redragon CASTOR K631 Pro SE is a compact mechanical keyboard suited for users who want flexible switch options and multiple connectivity modes. It fits hobbyists who frequently customize switches without soldering, and users needing wired and wireless connections for varied setups. Its quiet linear switches and customizable RGB lighting also appeal to those seeking a quieter typing experience with visual flair.

Key Features

Hot-swappable PCB compatible with over 99.8% of 3-pin and 5-pin switches, allowing easy switch replacement or upgrades without soldering.
Custom linear switches with quieter, softer key travel for faster, less noisy typing.
Tri-mode connectivity including USB-C wired, Bluetooth 3.0/5.0, and 2.4GHz wireless, supporting versatile device connections.
Translucent base enhances RGB lighting effects, improving visibility and aesthetics.
Included 2-in-1 USB-C to USB-C and USB-A wired cable simplifies wired connections across devices.
Software support enables creation of custom lighting modes, macros, and key remapping for workflow or gaming efficiency.

Typing Experience

The keyboard uses quiet custom linear switches that reduce typing noise and require less force, which can decrease finger fatigue during extended use. The hot-swap socket design minimizes switch wobble, contributing to a more stable key feel. Users can easily modify switches to suit personal preferences without technical research.

Connectivity

With three connection modes, this keyboard adapts to different environments. Wired USB-C offers stable, low-latency input for gaming or work. Bluetooth 3.0/5.0 provides wireless convenience for mobile or multi-device setups, while 2.4GHz wireless offers an alternative low-latency connection. Switching between modes is seamless, supporting flexible use cases.

Trade-offs

The keyboard’s compact layout may lack dedicated function keys or a numpad, which could limit productivity for some users.
Switches are custom linear types only, so users wanting tactile or clicky feedback must replace switches themselves.
Battery life and wireless latency specifics are unknown, which may affect wireless reliability expectations.

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