Line Verification Kit (electronic board + key switch + two keys)  , LV-1K - Phone Line Verifier

 
 
LV-1K -KIT Features:
  • Audible signal every 30 seconds and flashing red light when a telephone line fault is detected
  • Audible signal can be silenced with the included key switch
  • Use in conjunction with any ADA EMERGENCY PHONES or Standard phones.
  • Includes key switch
  • Voltage 12vdc~28vdc
  • Phone Line Verifier
 

Line Verification Kit , LV-1K - Phone Line Verifier