Emerson Emerson solenoid valves are usually solenoid valve for a refrigeration system liquid line, the exhaust pipe or the suction line shutdown. 200RB series pilot valve, dual-channel, normally closed valve, 240RA series is two-way, normally closed diaphragm valve, the new series is designed for R410A 200RD system design, pilot-operated, two-way, normally closed valve. Features: 1. A coil is applicable to all sizes of the solenoid valve 2. Optional extension connecting pipe 3 is easy to install with a long pot life of the coil 4. The sealing element is a polytetrafluoroethylene O-ring, a better anti-leakage 5. Performance specifications and more to choose from with a mounting bracket 6. Open the valve stem and manual models have a model alternative options 7. 8. circulating refrigerant two-way flow of up to a maximum temperature of 120 ℃ 9. Maximum operating pressure: R410A to 47bar, the other for 35bar