Rugged, Affordable, Professional Testsets



SERIES 4
The HD-4 has all of the most needed features in a low cost craft-grade design. Extremely rugged and reliable, the HD-4 model is THE value leader in basic craft-quality testsets.

The HD-4 model is Craft Quality and provides these standard features:

  • DSL filters are built-in for safe DSL line connections
  • High Impedance "Safe For Data" Monitor > 120K Ohms
  • UL Listed for Safety
  • Meets 12' and 20' drop tests
  • Overvoltage/Overcurrent Protection
  • Built-in ringer to indicate incoming calls
  • Last Number Redial - 23 digits - T/P 
  • DTMF (tone) and Rotary (pulse) Dialing
  • LEDs for polarity indication
  • Microphone Mute for noisy locations
  • Hook Flash - PBX pause
  • Large rust-proof belt clip
  • Industry standard 5 ft. craft-quality cordset - bent nose clips, Bed of Nails, Piercing Spike 
  • Modular cordset connection with patented strain relief
  • Enclosure is impact-resistant to withstand craft use
  • Rubber gaskets for rain/humidity protection
  • Ergonomic shape allows one-hand operation
  • Non-slip Shoulder Pad
  • Full 18 month warranty period
  • Made in France

Specifications and terms subject to change without notice.

Series 4 Specifications
HD-4 Series User Manual
Compare Our Models! - HD Series Comparison Chart
Want to know how we compare to our competition?
Cord Set information

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HD Telecom, Inc.
2629 Redwing Road, Suite 370 • Fort Collins, Colorado 80526
Toll Free: (800) 356-4940   Tel: (970) 416-1343   Fax: (970) 416-1191

© 2006 HD Telecom, Inc., all rights reserved.