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Fire System Modules

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Bosch D192G Bell Supervision Module

Bosch D192G Bell Supervision Module

$64.99

The D192G is used for supervised remote alarm indicating devices. The wiring is supervised for open, short or grounded b…

D125 Dual Loop Interface (refurbished)

D125 Dual Loop Interface (refurbished)

$29.99

Refurbished D125 Dual Loop interface for two wire smoke detectors or loop powered glass breakage detectors.   Also kno…

D125 Dual Loop Interface NOS

D125 Dual Loop Interface NOS

$39.99

Out of stock

D125 Dual Loop interface for two wire smoke detectors or loop powered glass breakage detectors.   Also know as a Model…

D125B dual initiating module NOS

D125B dual initiating module NOS

$34.99

D125B dual initiating module for fire zones on Radionics panels.   This module powers two wire smoke detectors or glas…

D125B loop powered interface

D125B loop powered interface

$24.99

Provides Fire Zones for Radionics panels with 1K ohm zone inputs.  EOL resistors and screws included. Tested with …

D129 Class A fire loop interface NOS

D129 Class A fire loop interface NOS

$59.99 $39.99

Provides Class A fire loop to Radionics/Bosch Control Panels.  Build in adjustable delay (retard) for automatic sprinkl…

D192 Bell Supervision Module NOS

D192 Bell Supervision Module NOS

$79.99

New  D192 is used for supervised remote alarm indicating devices. The wiring is supervised for open, short or grounded …

D192A Bell Supervision Module (New)

D192A Bell Supervision Module (New)

$69.99

Out of stock

D192A bell supervision module.  Includes instructions, end of line resistor and screws. One year warranty.  …

D192B Bell Supervision Module (Refurb)

D192B Bell Supervision Module (Refurb)

$44.99

Out of stock

Tested D192B bell supervision module.  Ideal for replacement use.  This item consists of the board and resistor. …

D192C Bell Supervision Module (New)

D192C Bell Supervision Module (New)

$69.99

Out of stock

The D192C is used for supervised remote alarm indicating devices. The wiring is supervised for open, short or grounded b…

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