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[In Stock] HX-40 40% MX/EC Keyboard kit

zFrontier HX 40

The zFrontier HX 40 MX is a compact 40% mechanical keyboard kit designed for users who want a minimal desk footprint and enjoy customizing their typing setup. It supports hot-swappable MX-style switches, allowing easy switch changes without soldering. This keyboard suits hobbyists who value flexibility in layout and switch options, and those who prefer wired or wireless connectivity depending on the PCB version chosen.</p... Read more
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[In Stock] HX-40 40% MX/EC Keyboard kit

zFrontier
zFrontier
Ships to US
$274
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Compare zFrontier HX 40 vs Dwarf Wangchuan GuangQi40 vs PBTfans Agar Mini Specification

Compare similar keyboards side by side, or use the comparison table to compare all keyboards!
zFrontier HX 40Dwarf Wangchuan GuangQi40PBTfans Agar Mini
[In Stock] HX-40 40% MX/EC Keyboard kit
81
[In Stock] GuangQi40  40% Mechanical Keyboard
62
Agar mini Dual-mode version with PBTfans Office Love
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  • Supports Wired, Wired only connectivity
  • Released in 2024
  • Has Silent switch options
  • Compatible with both Mac and Windows
  • Connects via USB-C
  • Supports QMK firmware
  • Supports VIA configuration
  • Features N-key rollover
  • Supports Bluetooth, Wired, Wireless connectivity
  • Runs at a 1000 Hz polling rate
  • Equipped with a 2400 mAh battery
  • Weighs about 500 g
  • Sized at 26 x 93 x 263 mm
  • Made with a Aluminum case
  • Offers Normal ergonomics
  • Includes screw-in stabilizers
  • Has built-in sound dampening
  • Supports Bluetooth, Wireless connectivity
  • Equipped with a 300 mAh battery
  • Made with a Aluminum, Polycarbonate case
  • Features PBT keycaps
Scores
  • Performance: 46.6
  • Build Quality: 48.9
  • Productivity: 46.9
  • Customizability: 56.9
  • Portability: 66.2
Scores
  • Performance: 60.8
  • Build Quality: 82.4
  • Productivity: 73
  • Customizability: 86.7
  • Portability: 88.7
Scores
  • Performance: 42.6
  • Build Quality: 71.1
  • Productivity: 60.4
  • Customizability: 52.9
  • Portability: 81.5
Name
zFrontier HX 40
Name
Dwarf Wangchuan GuangQi40
Name
PBTfans Agar Mini
Release year
2026
Release year
2024
Release year
2026
Switch Options
-
Switch Options
Silent
Switch Options
-
Profile
Normal Profile
Profile
Normal Profile
Profile
Normal Profile
Hot Swappable
 
Hot Swappable
 
Hot Swappable
 
Layout Size
40%
Layout Size
40%
Layout Size
40%
Layout Standard
ANSI
Layout Standard
ANSI
Layout Standard
ANSI
Layout Ergonomics
Split Spacebar
Layout Ergonomics
Split Spacebar
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, Wired, Wireless
Connection
Bluetooth, Wireless
Polling Rate
-
Polling Rate
1000 Hz
Polling Rate
-
Battery capacity
-
Battery capacity
2400 mAh
Battery capacity
300 mAh
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
Gasket Mount
Mount Style
Gasket Mount
Screw in Stabilizers
 
Screw in Stabilizers
 
Screw in Stabilizers
 
Sound Dampening
 
Sound Dampening
 
Sound Dampening
 
Backlight
 
Backlight
 
Backlight
 
Case Colors
Case Colors
Case Colors
Case Material
-
Case Material
Aluminum
Case Material
Aluminum, Polycarbonate
Keycaps Material
-
Keycaps Material
-
Keycaps Material
PBT
Dimensions
-
Dimensions
26 x 93 x 263 mm
Dimensions
-
Weight
-
Weight
500g
Weight
-
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Product Description

The zFrontier HX 40 MX is a compact 40% mechanical keyboard kit designed for users who want a minimal desk footprint and enjoy customizing their typing setup. It supports hot-swappable MX-style switches, allowing easy switch changes without soldering. This keyboard suits hobbyists who value flexibility in layout and switch options, and those who prefer wired or wireless connectivity depending on the PCB version chosen.

Key Features

  • Hot-swappable MX switch support enables quick switch replacement and experimentation without soldering.
  • Multiple PCB options include wired-only, dual mode (wired and wireless), and tri mode (wired, Bluetooth, and another wireless mode), offering connectivity flexibility.
  • Variety of plate layouts with different enter and spacebar key configurations allow users to select a layout that fits their typing preferences.
  • Includes batteries and accessories with EC (electro-capacitive) PCB versions, supporting wireless use out of the box.

Build Quality

  • Case features a two-tone design with a classic beige top and green bottom piece, providing a distinct aesthetic.
  • Unknown case material and mounting style, limiting assessment of durability and typing feel impact.

Connectivity

  • Wired-only PCB option suits users prioritizing stable, low-latency connections.
  • Dual and tri mode PCBs add wireless functionality, including Bluetooth, for flexible use in different environments.
  • Battery inclusion with EC PCBs supports wireless use without additional purchases.

Trade-offs

  • Small 40% layout reduces key count significantly, which may require frequent layer use and key remapping, less ideal for users needing full key access.
  • Unknown details on case material and mounting style limit insight into typing acoustics and durability.
  • Wireless performance specifics, such as latency and battery life, are not provided.

Frequently Asked Questions (FAQ)

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