the NEMA 4X rating ensures the solenoid is protected against windblown dust

absorbing minor angular misalignments to protect expensive motor bearings and internal windings from premature wear

Johnson Controls H-5500-1002 Pneumatic Humidity Indicator

Designed as a direct swap for the R110 control

Fireye SB560532AA Control 320734-701 the NEMA 4X rating ensuresFor high demand commercial burner systems, the Fireye SB560532AA Control provides a robust, microprocessor based solution for 120V 50 60Hz flame safety. This modular unit is engineered for single gas, oil, or combination burners, delivering automatic ignition and continuous monitoring. As a veteran grade burner management system, the SB560532AA is a direct drop in replacement for retired Honeywell Eclipse VeriFlame units, utilizing the same wiring