Spirax-Sarco 55225 Main Valve THPU32HP7Y 15-minute increments for the 24-hour

15-minute increments for the 24-hour dial

Operating on 208-230V single phase power

This L50-22F defrost thermistor operates on a 50-degree Fahrenheit cut-in and 22-degree Fahrenheit cut-out logic

By verifying airflow through the heat exchanger

Spirax-Sarco 55225 Main Valve THPU32HP7Y 15-minute increments for the 24-hourThe Spirax Sarco 55225 is a high performance 1. 25 inch NPT 25 Series main valve designed for precise pressure and temperature control in industrial steam systems. This pilot operated diaphragm valve is engineered for durability, utilizing a stainless steel diaphragm to provide high lift and maximum flow capacity. As a fundamental component of the Spirax Sarco 25P pressure reducing valve assembly, the 55225 model ensures stable downstream pressure