Bosch B520 Auxiliary Power Supply Module
$119.99

The Bosch B520 is an addressable auxiliary power supply module that extends the power capabilities of compatible Bosch intrusion and fire control panels over the SDI2 bus. It provides up to 2 A of 12 V DC standby current (and up to 4 A for burglary alarm applications) and ensures system continuity during power outages

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