iO HVAC Controls HD-MOTOR Damper Actuator L99H008 and tank valves

and tank valves

regardless of inlet fluctuations up to 125 PSIG

reducing heat generation during continuous run cycles

maintaining high-level system integrity and operational safety

The pressure switch is generally sold separately or reused from the original housing if functional

iO HVAC Controls HD-MOTOR Damper Actuator L99H008 and tank valvesThe iO HVAC Controls HD MOTOR is a robust 24V 2 wire actuator designed for professional grade reliability in residential and light commercial zoning systems. As a spring return normally closed motor, it provides a failsafe operation for fresh air dampers, ensuring the intake remains sealed when de energized to prevent unconditioned air infiltration. This motor is engineered as a direct, high performance replacement for the Honeywell M847D ZONE, as