Low Voltage Thermostat, Terminal Designations A, B, G, O, RC, RH, W, Y, System Switching Heat-Cool-Off, Fan Switching Auto-On, Dual Transformer Compatible Yes, Voltage 30V AC, 750mV Compatible Yes, Mounting Vertical, Height 3 3/4 in, Width 3 1/8 in,...
Low Voltage Thermostat, Terminal Designations A, B, G, O, RC, RH, W, Y, System Switching Heat-Cool-Off, Fan Switching Auto-On, Dual Transformer Compatible Yes, Voltage 30V AC, 750mV Compatible Yes, Mounting Vertical, Height 3 3/4 in, Width 3 1/8 in,...