Description
The Johnson Controls P70MA-2 is a durable manual reset pressure switch designed specifically for the ammonia-based HVAC application. It provides the exact pressure control and safety. It has control of pressure variation due to the two pressure controls; the low pressure is set between 20 psi and 100 psi while the high pressure is set between 100 psi and 425 psi. The P70MA-2 is easy to install in a wide range of applications common in industrial processes due to its 1/4” female NPT connection, and it is compatible with ammonia refrigerants.
