77-DP-BL-USB – Compact, Small Footprint Illuminated Keyboard

Ultra Small Rugged Illuminated Keyboard

  • Environmentally Sealed to NEMA 4, 4X / IP65 specifications
  • Backlighting / Illumination
  • ABS-Polycarbonate Sealed Plastic Case
  • Ultra Small Footprint Design
  • 77 Keys, 12 Function Keys
  • Low Profile Keys for Easy Cleaning
  • Optional “Mobile” enclosure w/ bottom mounting studs
  • USB connector

$295.00 USD

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The Stealth Computer model 77-DP-BL have been designed for those mobile applications when a compact small-footprint keyboard will come in handy. The NEMA 4X/IP65-rated 77-DP-BL keyboard offers a large amount of functionality in an ultra-small package. The 77-DP-BL is also ultra-thin and compact unit, it measures only 0.9 inches in height for the standard and the optional Mobile version is 1.61 inches deep and features mounting holes in its case. For working in low-light situations, the 77-DP-BL keyboard even comes with backlit/illuminated keys. Like other keyboards in the Stealth Computer line, the 77-DP-BL feature sealed, industrial silicone rubber keypads, as well as robust ABS polycarbonate cases.

Industrial Approvals

NEMA 4, 4X / IP65 UL 60950, CE, FCC Class B

Key Switch

Material: Industrial Silicone Rubber
Life: Greater than 10 million cycles
Travel: 0.055" (1.4mm)
Actuation Force: 135g (+/- 30g), 4.76 oz. +/- 1.06 oz.
Feedback: Tactile with mechanical snap


Keyboard: 200mA@5V (from CPU Port)

Temperature Range

Operating: -40C to +70C (-40F to +158F)
Storage: -40C to +90C (-40F to +194F)


100% (when properly installed)


3×11 ms pulses of 50g on each of 3 axes


Power Spectral Density: 0.04g/Hz, Frequency Range: 20Hz-2kHz, Duration of Test per Axis: 3 hours

Backlighting / Illumination

Red LEDs (On/Off)


Standard Version – 9.27" x 3.87" x 0.9" (235.5mm x 98.3mm x 22.9mm)
Mobile version – 9.31" x 3.88" x 1.61" (236.5mm x 98.6mm x 40.9mm)


Length: 3 feet (0.91 meters)
Design: Single Cable USB


USB: All Windows Operating systems, most Linux/Unix operating systems and Macintosh OS

Additional Options

Custom cable lengths, special connectors, custom enclosures etc
Other Languages Available – Contact us for more details, Minimum quantities may apply.


1 Year limited Warranty Standard

Model Numbers

77-DP-BL-USB (USB Interface)
77-DP-BL-M-USB (Mobile – USB Interface)


Note: Specifications are subject to change without notice.