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The Q340A and Q390A thermocouples generate a thermoelectric current that senses a pilot flame on gas-fired heating systems
Combination gas control for use in 120 VAC
Mercury Free Heat Only Thermostat with Positive Off for control of single stage low voltage heating systems
The compact device can be wired directly to the furnace
access door and MERV 13 filter
ZD12X26TZ/U Inactivate The Q340A and Q390A thermocouplesThis easy to wire damper includes a 24 volt motor used to control circulating air in HVAC systems. The ZD is a power close and spring open damper used when a normally open damper is required. It's typically used with TrueZONE and other electronic zoning systems.
US$ 26.95
US$ 55.50
US$ 15.00
US$ 291.50
