The P170DA-1 is designed for non-corrosive refrigerants only

For veteran technicians servicing Nordyne

For service technicians handling Secop or Danfoss NF hardware

you can gently clean it with a non-conductive abrasive pad

Johnson Controls V11HAA-115 Solenoid Air Valve Els PW 29614 The P170DA-1 is designed forThe Johnson Controls V11HAA 115 is a professional grade 3 way solenoid air valve designed for precision pneumatic control in HVAC and industrial automation systems. Operating on standard 110 120Vac power, this valve provides reliable switching for air signals to pneumatic actuators, dampers, and control sequences. The configuration features a 1 4" barb connection on the common and normally closed ports, while the normally open port utilizes a 1 8" NPT