Johnson Controls VA9203-GGA-2Z : Spring Return Electric Valve Actuator, 0(2) to 10 VDC 0(4) to 20 mA (with 500 ohm Resistor), 24 VAC, 6 VA Rating, 0(2) to 10 VDC Feedback, 90 Second Run Time, <25 Second Spring Return, 120" (3.05 m) 19 AWG Plenum Cable, 1/2" (13 mm) Conduit Connectors