Talk Battery Booster

Model: TBB-1B

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
Power adapter included
Compatible with touch tone dialing

Note: Not compatible with pulse/rotary dialing.

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Product Details

The TBB-1B will boost talk battery voltage up to 48VDC, and current up to 26mA on single analog line extensions behind PABX’s and electronic key systems. This is helpful for powering line powered devices such as touch tone dialers and emergency phones on low voltage and/or low loop current extensions.

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

Applications

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

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
Power adapter included
Compatible with touch tone dialing

Note: Not compatible with pulse/rotary dialing.

Specifications

Power: 120VAC/12V DC 500mA, UL listed adapter provided
Dimensions: 3.0” x 4.4” x 1.4” (76mm x 112mm x 36mm)
Shipping Weight: 1.5 lbs (0.68 kg)
Environmental: 32° F to 90° F (0° C to 32° C) with 5% to 95% non-condensing humidity
Loop Current to Device: 26mA (nominal)
Talk Battery Output: 48V DC (nominal)
Connections: (4) screw terminals