Each unit comes standard with integrated 1 NO and 1 NC auxiliary contacts

While designed as an OEM Aaon part

which reduces installation time for field technicians

digital round thermostat designed for precision control in 2-wire heat only systems

Zonefirst TTS 7 Day Program Heat/Cool Stat Touch Screen R-410A Each unit comes standard withThe 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