B520 Auxiliary Power Supply Module – 2A 12V
The B520 Auxiliary Power Supply Module is designed to enhance the power capabilities of compatible Bosch control panels, providing up to 2A of 12V standby current for additional security devices. Ideal for burglar and fire alarm applications, it can support up to two 12V batteries independently for a combined capacity of 36Ah, ensuring reliable backup power. The module is supervised and communicates status changes, such as AC loss or battery faults, directly to the control panel for real-time monitoring.
With easy switch addressing and a compact design, the B520 integrates seamlessly into various system configurations. It includes SDI2 out terminals for auxiliary power to SDI2 expansion devices and features dedicated LEDs that indicate battery and AC power status, helping to ensure uninterrupted operation of your security system.
- 2A output for 12V devices, with 4A of alarm current for burglar applications.
- Supports two 12V sealed lead-acid batteries with up to 36Ah capacity.
- Automatic switch from AC to battery power for continuous operation.
- LED indicators for system operation and battery status.
- Compatible with multiple Bosch control panels via the SDI2 bus.
- COLOR BLACK
- PRODUCT TYPE POWER DISTRIBUTION BOARD
BOSB520_ds_1
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