Pay in 4 interest-free payments of $29.07 Learn more
Ships within 48 hours · Estimated delivery Sep 10 - Sep 15
Universal Input: The 10-30V AC/DC operating range supports both AC and DC control circuits without additional hardware
complying with UL555S standards to facilitate the safe movement of smoke dampers during fire events
check the back of the switch
Split Construction: The 7JES split sleeve design allows for "in-place" installation
This F135-40F thermostatic switch is designed to regulate blower fan cycling by monitoring heat exchanger temperatures
Zonefirst TTS 7 Day Program Heat/Cool Stat Touch Screen Freon Universal Input: The 10-30V AC/DCThe Zonefirst TTS is a professional grade 7 day programmable thermostat engineered for precise climate management in residential and light commercial zoning applications. This touchscreen HVAC control features a high contrast backlit interface that simplifies setpoint adjustments and schedule overrides, making it a preferred choice for contractors seeking a Zonefirst digital stat with high reliability. Designed for compatibility with most 24V AC