Honeywell
T4031A; T6031A
Provide limit or temperature control in refrigerated areas where remote mounting of sensing element is required.
Honeywell
T451;T651
Light Duty Line Voltage Thermostats control line voltage valves, motors, contractors, electric heat, elements, duct furnaces, and fan coil units in heating/cooling systems
Honeywell
T6051; T6052
Heavy Duty Line Voltage Thermostats used to control fan coils, fans, motor starters, valves, contactors, and circulator motors in heating and/or cooling systems.
Honeywell
Q651
Provide manual system switching for T6051 and T6052 Thermostats.
Honeywell
T921
Proportional Thermostats provide low voltage, 3-wire control for valve motors, damper motors, and balancing relays in heating or cooling system applications.
Honeywell
T498
Electric Heat Thermostats provide line voltage control of electric heating systems.
