Two-way on-off low voltage valves consist of an actuator and valve assembly for controlling the flow of hot water.
Manual opener (on all models, except straight-through, normally open valves) for valve operation on power failure; valve returns to automatic position when power is restored|All models may be installed without disassembling the valve|Compact construction for easy installation|Complete powerhead may be removed or replaced without breaking plumbing line connections or draining the system|Actuator motor may be replaced without removing the valve body or draining the system
Honeywell Home Zone Valve, 2-Way Low Voltage, Series: V8043, 3/4 in Nominal, C, 125 psi, 3.5 Cv, 24 VAC, 0.32 A, 50 to 200 deg F Water Temperature, 20 psi Differential, Screw Terminal Block, Brass, 4 in H x 3-1/2 in W x 2-3/8 in D, Import