Home >> Products >> For Commercial Application, Cold Chain / Pressure Regulating Valves ◆SRJ Suction Pressure Regulating Valves ● A suction pressure regulating valve prevents excessive refrigerant from flowing into a compressor when the refrigerator is stopped. ● After the compressor is started up, the valve quickly decreases the suction pressure to a setting to reduce load on the refrigeration system. ● Compatible with refrigerants R 134 a, R 22, and R 404 A. SRJ suction pressure regulating valves 7-17-24, Todoroki Setagaya-ku, Tokyo, 158-0082, Japan.