Description
The Pro1 IAQ T621-2 is a versatile multi-stage non-programmable thermostat designed for both conventional 1 heat/1 cool and heat pump 2 heat/1 cool systems. Flexible power options — hardwired 24V or battery — make installation straightforward in virtually any application. Its intuitive interface and cost-effective design make it an ideal choice for residential and light commercial HVAC replacements.
Key Features
- Large 2 sq. inch easy-to-read display
- Blue backlight with glow-in-the-dark light button for visibility in low-light conditions
- Configurable for electric or gas heating systems
- Separate B & O terminals for heat pump compatibility
- Room temperature calibration adjustment for accurate comfort control
- Separate heating and cooling swing (cycle rate) adjustments
- 5-minute compressor delay protection (selectable on/off) to protect equipment
- Filter change indicator (selectable on/off) for simplified maintenance reminders
- Simple private label badge system for contractor branding
- Color-coded terminal blocks for fast, error-free wiring
- Universal sub-base for easy retrofit installations
- Mounts on wall or standard junction box
- Battery or 24V power supply options
- 2-year manufacturer’s warranty
System Compatibility
- Conventional systems: 1 Heat / 1 Cool
- Heat pump systems: 2 Heat / 1 Cool
- 24V power (hardwired) or battery powered
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