Circle Valve Technologies Inc. is a stocking distributor of vavles, regulators, fitters, fittings and actuators for industrial applications. Pilot valve products available include the JJ series solenoid valves featuring operational pressures to 250 psig, sizes from 1/4" to 2", NEMA 1 coil housing, operational temperature range of -65°F to +180°F and minimum pressure differential of 5 psig pilot operation.