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this Hoffman Controls sensor upgrade provides the necessary hardware to secure a reliable thermistor interface and prevent nuisance trips or erratic fan cycling in sensitive refrigeration control circuits
the York S1-025-29041-005 Limit Switch is a critical OEM replacement part designed for high-limit temperature monitoring
This kit is built for versatile field replacement
the Reznor 113275 is a standard fastener used across multiple generations of unit heaters
Cleveland Controls DFS-221-112 Switch this Hoffman Controls sensor upgradeThe Cleveland Controls DFS 221 112 Switch is a fixed setpoint air pressure sensing switch designed for critical airflow proving in duct heaters, ovens, and energy management systems. This SPDT airflow switch is factory calibrated to actuate on a pressure rise at 0. 05" WC ( 0. 02" WC), making it an ideal solution for applications requiring a non adjustable, tamper proof safety interlock. Built with a durable silicone diaphragm and a zinc plated steel