(5) Worcester Access Valves. Model: 20I 39 SWM2120 BC R6. Output torque @ 80 psi: 355 in-lb. Solenoid: 3 watts, 120 V. The Access system is a totally integrated actuation package that includes actuator, solenoid, and limit switches. Lexan cover gives clear view of (4) colored LED's. Coil continuity and voltage are verified by the orange and yellow led's. Open and closed are monitored by the green and red led's. Overall dimensions: 12 in. L x 7 in. W x 15 in. H.