XK-24 Black & White Keypad

XK-24 Black & White Keypad

XK-24 Virtual COM Keypad

XK-24 Virtual COM Keypad

XK-24 RS-232 Keypad


24 dedicated keys in a compact footprint with serial connection to computer. Replace legacy serial keypads sending ASCII to a COM port.

Availability: In stock
  • Buy 10 for $219.40 each and save 5%



  • 24 relegendable keys
  • Suitable for handheld, desktop, or mounted use
  • Addressable blue and red backlighting for each key

With a co-injected case equally suitable for handheld or desktop applications, the XK-24 provides a versatile control box for any computer-driven application.

Use key blockers and tall or wide keycaps to instantly customize the XK-24 for your specific requirements.

Repositioning keys and feet allow the XK-24 to assume a "landscape" orientation with four rows and six columns.


X-keys Planning PDF

What would you put on an X-keys? Test a few layouts with our editable planning PDF. Edit online or download. Open the PDF, click on any key, and type. Print out the result at 100% for a full-scale footprint. Download the XK-24 Planning Guide here or the Landscape XK-24 Planning Guide here.

Operating System Programming: Windows XP through 10; any system that supports RS-232 for use
Switch Types Full-travel rubber dome, carbon on gold contacts, guaranteed for over 1 million operations
Number of Keys 24 single keys + programming button
Actuation Force Approx. 2.5 oz (72g) break-over, approx. 1.5 oz (42g) hold
Keycaps 0.625” (16mm) sq.; relegendable with Cherry MX compatible stem
Key Spacing 0.75" O.C.
Optional Keys 2X1, 1X2, 2X2
Backlighting 24 blue and 24 red LEDs, individually addressable
Connector Wired DB-9 Male with power port
Cord Length 72” (1.8 m)
Dimensions 5.8” x 3.8” x 0.94” (147mm x 97mm x 24mm)
Weight 10 oz. (285 g)
Power Source Included 5 VDC, 1000 mA power supply
Current Draw NO backlight: 18 mA, Blue backlight full: 38 mA, Red backlight full: 57 mA, All backlights: 75 mA
Temperature Range -20 to 60 C
Memory Capacity Approximately 1,000 keystrokes or commands in onboard memory
Memory Type EEPROM, non-volatile memory (X-keys retains memory for over 200 years)
Environmental Rating IP 40, typical indoor office environment
Certifications FCC class B, CE, RoHS, WEEE compliant

XK-24 RS-232 Spec Sheet PDF

FCC class B Certification

CE Certification

Declaration of Conformity

Please note this is the technical drawing for our USB XK-24 which has the same dimensions and specifications as the RS-232 version with the exception of the USB connector.


Download PDF: XK-24 DD.pdf

Sketchup 3D Model

We offer this Sketchup model as a 3D rendering of the XK-24 for viewing or planning purposes. Dimensions and details of the model, while reasonably accurate, should not be used for critical specifications.

Please note this is the model for our USB XK-24 which has the same dimensions and specifications as the RS-232 version with the exception of the USB connector.

View or download this model in Sketchup 3D Warehouse.

X-keys TrueCOM and VCOM Software

This application will recognize and program both our XK-24 TrueCOM and our XK-24 VCOM.*

Download it here: PIEngineeringCOMUtilitiesV1004.exe (887 KB)

Operating Requirements

  • Windows 7, Vista, or XP
  • Microsoft .NET 2.0

TrueCOM RS-232 Serial and VCOM USB

X-keys TrueCOM devices are true RS-232 serial devices, sending ASCII codes over a standard 9 pin powered serial connection.

X-keys VCOM devices are virtual COM devices capable of sending ASCII messages to a virtual COM port via a USB connection.

TrueCOM/VCOM Quick Start

  1. Install the TrueCOM/VCOM programming Utility (see link above)
  2. Set up your COM port (Settings - Set Port).
  3. Click the visual representation of the keys onscreen to program them.
  4. When done, click the "Write Macros" button (also available from the File menu).

*There are known compatibility issues when using X-keys Vcom with Win 8.1

Please consult the help file in the application for details. If you don't find the information you need in the help file, please contact us: tech@xkeys.com.


Keycaps and Key Blockers

Tall, wide, quad and colored keys for your X-keys. Transparent keys enhance backlighting.

Key Legends

Blank legend sheets and custom printed legends.


4x6 Mounting Kit

Includes two brackets and Modular HoseTM connectors

4x6 Mounting Bracket Only

One mounting plate with screws to attach an X-keys.

Road Case

X-keys XK-24 Road Case

Protect your X-keys while traveling with this custom road case from MyCaseBuilder.

Tilt Stand

4x6 Tilt Stand

Give your X-keys a 45 degree angle lift with this 4x6 Tilt Stand that attaches to the back of the unit.