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Viking Electronics

Viking TBB-1B 48V DC Boost Talk Battery and Loop Current to Line Powered Devices

Viking TBB-1B 48V DC Boost Talk Battery and Loop Current to Line Powered Devices



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The Viking TBB-1B boosts talk battery voltage up to 48VDC and boosts the current up to 26mA on single analog line extension behind a phone system or electronic key system. Thie Viking TBB-1Bis helpful for powering line powered devices like touch tone dialers and emergency phones on a low voltage and/or low loop current extension.

The extra bright power LED lights up to show activity when the Viking TBB-1B is being used. The Viking TBB-1B is not compatible with Pulse/Rotary dialing.

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TBB-1B Features:

  • Boost talk battery voltage up to 48VDC
  • Boost talk battery loop current up to 26mA
  • Power LED also displays activity
  • Passes original ringing through to the device
  • Passes caller ID data
  • Passes hook switch flash
  • Passes CPC signals
  • Compatible with touch tone dialing
  • UL listed power adapter provided
  • Run line powered devices such as handsfree phones, touch tone hot-line dialers, digital announcers, etc.
  • Increase maximum loop length on analog PABX/KSU stations
  • Use with wireless doorbox devices
  • Increase phone line voltage / current for alarm panels
  • Manufacturer Warranty: 2 Year Limited Warranty

Note: Not compatible with pulse/rotary dialing., Inc. is a leading provider of Viking Electronics phone systems and equipment. We specialize in business phones and business phone systems for small to large companies; with phone systems for any application. We sell many of the brands in the IT, Telecom, Datacom, Electrical, and Industrial spaces.