Harsh Environment Protection: The IP67 rated housing and metal cable glands prevent moisture ingress and internal corrosion

It features high-precision brass burner orifices and a heavy-duty regulator spring to maintain consistent Btu/h output while preventing the soot accumulation or flame lifting common with improper fuel-to-air ratios

this Daikin McQuay PCB provides a definitive fix for logic-based failures

(solder/sweat) for direct line integration and a 1-1/4"-12 thread size male Rotalock fitting

This board is primarily utilized in the newer Reznor UD and UB models

Greenheck 384591 Limit Switch 322027-701 Harsh Environment Protection: The IP67The Greenheck 384591 High Limit Switch is a critical safety component engineered for precise thermal protection in commercial HVAC systems, specifically within Greenheck makeup air units and duct heaters. Designed as a manual reset limit switch, this sensor monitors discharge air temperatures to prevent heat exchanger damage or hazardous overheating conditions. This HVAC high limit control features a fixed temperature trip point, ensuring the circuit