Siemens Building Technology ASK73.1 Bracket 320788-703 the HN53TZ060 is the standard

the HN53TZ060 is the standard professional choice for maintaining operational uptime

For direct immersion

Always check the model number and serial prefix of the air handler to ensure the communication protocol matches this PCB assembly

This ensures the ignition control module receives a clean microamp signal

making it a versatile compressor protection switch for commercial applications

Siemens Building Technology ASK73.1 Bracket 320788-703 the HN53TZ060 is the standardThe Siemens ASK73. 1 Tandem Mounting Bracket is a critical hardware component designed for the simultaneous mounting of two OpenAir damper actuators on a single damper shaft. Engineered for high torque applications where a single unit lacks the necessary force, this bracket features an extended anti rotation pin that ensures stable, synchronized operation of dual GCA, GIB, or GBB series actuators. Field technicians utilize this kit to effectively