Description
The PRO1 IAQ T755S is a contractor-friendly, multi-stage programmable thermostat engineered for reliable temperature control in residential and light commercial HVAC applications. Supporting up to 2 heat / 2 cool conventional systems or 3 heat / 2 cool heat pump systems, the T755S delivers the versatility and dependability professionals demand on every job.
An extra-large blue backlit display and intuitive menu-driven programming make it easy for homeowners to manage comfort schedules, while contractors benefit from flexible configuration options. The T755S can be set up as 7-day programmable, 5-1-1 programmable, or non-programmable — adapting to virtually any customer preference or application requirement.
Built-in support for PRO1 wired indoor and outdoor remote sensors enables temperature averaging across multiple rooms or outdoor balance point control for optimized heat pump performance. Combined with adjustable cycle rates, compressor protection, and room temperature calibration, the T755S ensures accurate, dependable system operation from day one.
Key Features
- Universal system compatibility — supports up to 2 Heat / 2 Cool conventional or 3 Heat / 2 Cool heat pump systems
- Flexible programming — choose 7-day, 5-1-1 programmable, or non-programmable operation
- Extra-large blue backlit display for easy visibility and straightforward temperature adjustments
- Wired remote sensor compatible — works with PRO1 R251S indoor or R250S outdoor sensors for enhanced system sensing
- Adjustable heating and cooling cycle rates for precise, customized comfort control
- Dual balance point capability when paired with a compatible outdoor sensor
- Battery or hardwired 24V power options for flexible installation
- Room temperature calibration adjustment for improved accuracy
- 5-minute compressor delay protection to prevent short cycling and protect equipment
- Universal sub-base and color-coded terminals for fast, professional installation
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