The Rheem-Ruud 47-20545-91 Switch is a high-precision 5-inch fan and limit control designed for critical thermal management in forced-air furnaces

This assembly is primarily utilized in commercial and high-efficiency residential gas units

It is designed to be secured directly to the pipe surface using the included metal strap

Low Pressure Drop: Optimized media design reduces energy consumption by maintaining high flow rates with minimal resistance

This manual reset SPDT pressure switch features an adjustable set point range of 1-6" W

Johnson Controls P70EA-9 Pressure Control Refrigerant The Rheem-Ruud 47-20545-91 Switch isJohnson Controls P70EA 9 Pressure Control, SPDT, 20" to 100 Psi, For use with Ammonia