Busch jost 82370 series 22 way solenoid diaphragm valves busch jost 8237000938223049 a normally closed solenoid operated diaphragm valve from the busch jost 82370 series the valve is suitable for use with neutral gases at pressures between 0 and 8 bar busch jost 8237000938223049 22 way solenoid diaphragm valve g14 230v ac