It is used in closed-loop hydronic systems where the control must monitor liquid temperature

When used as a main burner regulator

Durable Construction: The bronze boiler valve body and corrosion-resistant internal components handle high-temperature steam cycles without degradation

specifically from a 5 PSI minimum to a 300 PSI maximum differential

035 ohm A99 PTC temperature sensor featuring a 2-inch stainless steel probe and a 9

Johnson Controls P70LA-1 Pressure Control Refrigerant It is used in closed-loopThe Johnson Controls P70LA 1 is a professional grade Dual Pressure Control engineered specifically for high reliability commercial refrigeration and HVAC compressor protection. This SPST (Single Pole Single Throw) unit integrates both high side and low side monitoring into a single device, streamlining field installation for contractors. The low side range covers 20 to 100 psi, while the high side range spans 100 to 425 psi, providing robust safety