• 2 Heat / 2 Cool
• Heat Pump
• Non programmable
• Batteries or 24V power
• Large, easy to read clear LCD display
• Various backlight color optiona
• Electric or Gas configurable
• Separate B & O terminals
• Separate heating and cooling swing (cycle rate)adjustments including 2nd stage adjustments
• Filter change indicator (selectable on or off)
• Contemporary design
Model No.: STN621
Programmability: Non Programmable
Temperature Range (˚F): 32˚F-99˚F (1°C-40°C)
Control Temp.Range (˚F): 44˚F-90˚F (7°C-32°C)
Temp.Meas.Accuracy: ±1°C (at 20°C)
Power Source: DC 2 x AAA 1.5V Alkaline batteries
24VAC (18~30VAC), 50/60 Hz for hardwire (common wire)
Dimensions: 120 x98 x28 mm