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For Conventional Systems and Single Stage Heat Pumps. Professional Series CTC thermostats feature attractive styling, overheat protection and static protection.


  • English / Spanish Packaging and Instruction Card
  • Gas / Electric Fan Switch
  • F° / C° Switch
  • Front Access Reset Button
  • Low Battery Indication
  • Separate O & B Terminals
  • Compressor Short Cycle Protection
  • Permanent Memory Retains Settings
  • Hardwire or Battery Powered
  • 1.5 Square Inch Display with Bright Blue Backlight
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Terminations: Rc, Rh, B, O, Y1, W1, G, C
Operating Humidity: 5% to 95% Relative Humidity
Storage Temperature: 14°F to 140°F (-10°C to 60°C)
Accuracy: ± 1°F (± .5°C)
Display Range: 40°F to 99°F (5°C to 37°C)
Control Range: 45°F to 90°F (7°C to 32°C)
DC Power: 3.0 Volts DC (2 AA Alkaline Batteries Included)
AC Power: 18-30 Volt AC
Electric Rating: 24 Volt AC (18-30 Volt AC) 1 Amp Maximum Load per Terminal, 3 Amp Total Maximum Load (All Terminals)
Dimensions: 3.62" x 4.72" x 1.38"
Air / Ground / Hydronic Exchanger
Single Stage Heat Pumps
Hot water solenoid valves (2-wire)
Hot water gravity & zoned
24 VAC Gas, Oil or Electric Systems
1 Heat / 1 Cool Systems
SDS Product Sheets Cross Reference Information
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Manuals Application Sheets Software
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No Cross Reference Available

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