- Switch selection of heat or cool mode.
- Temperature sensing up to 400 feet.
- Does not require field calibration.
- 10K NTC temperature sensor.
- Wide setpoint temperature range.
- LED annunciation for both power on and relay state.
- Dual setpoint scale (F and C). Isolation transformer for 24 Vac input.
- Single- or Dual-stage output.
- Dual-stage output models can be configured as two-heat, two-cool, or one-heat/one-cool.