Consult the unit-specific wiring diagram to ensure the 910121754 controller is correctly synced with the main system processor

This gasket is compatible with the full range of Spirax-Sarco 25 Series pilots

Whether you are performing a damper actuator replacement or a new building automation system (BAS) installation

at least 3 feet downstream of the air handling unit and past the bypass duct

this 208/230V single-phase motor operates at a fixed speed of 1075 RPM to maintain consistent head pressure and heat transfer across the condenser coils

Resideo MARD-6 Damper 320788-703 Consult the unit-specific wiring diagramThe Resideo MARD 6 is a heavy duty 6 inch modulating automatic round damper designed for high performance bypass control and zoning applications. Constructed from 22 gauge galvanized steel, this unit is built to manage the higher static pressures common in larger residential and light commercial systems, particularly those exceeding 5 tons. The integrated three wire floating actuator provides 90 second timing from open to closed, delivering granular