Bosch Security D122


Dual battery harness
Harness with circuit breaker. Connects two batteries (in parallel) to compatible control panel.

Available with Lead Time

  • Factory New
Brand: Bosch Security Part #: 050719 Categories: , Manufacturer Part #: D122 Tag:


The D122 Dual battery harness protects the installer and battery when connecting two batteries, in parallel, to compatible control panels. The D122 eliminates the hazards of batteries connected in parallel by utilizing a thermal circuit breaker to govern the circuit. It breaks the electrical circuit of the second battery when the thermal rating is exceeded.


Weight 0.10 lbs
Dimensions 3.00 × 3.00 × 3.00 in


  • Used for batteries in parallel
  • Slide-on connectors
  • Built-in circuit breaker protection


D122 Dual battery harness
Bosch Security – Data Sheet
Dual Battery Harnesses; D122L/D122
Bosch Security – Installation Instructions


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