BOSCH SECURITY SYSTEMS B901 Door Controller

The BOSCH SECURITY SYSTEMS B901 Door Controller supports direct connection to compatible Wiegand card readers. It includes an on-board buzzer output and supervised on-board points for enhanced monitoring. The controller provides inputs for Request to Exit and Request to Enter functions, with a shunt only option available.

This model supports four door states: Locked, Unlocked, Secured, and Fire Unlock. It is compatible with both SDI2 and SDI protocols for flexible integration.

BOSCH SECURITY SYSTEMS B901 Door Controller B901, 741281 should be checked against project drawings, replacement needs, and system compatibility.

Compare the listed details with the wiring method, enclosure needs, mounting style, and site requirements.

This item appears in Panels, where buyers can compare related technical products for US projects.

If the product is part of a larger system, check how it interacts with power, control, communication, or mounting components. Use BOSCH SECURITY SYSTEMS B901 Door Controller B901, 741281 as a starting point, then confirm the final choice against the exact project specification.