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Honeywell CT240-01 Telephone Controller with 2 Simultaneous Outputs for Thermostats

SKU: 373018

Save 58% · Retail: $239.39

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About the Honeywell CT240-01

Honeywell CT240-01 Telephone Controller with 2 Simultaneous Outputs for Thermostats. The CT240 telephone controller is designed to remotely control your home's Thermostat. It is possible to command a temperature decrease (Unoccupied) during a prolonged absence or a temperature increase (Comfort) before you return home.

Product Details

Product: Controller
Manufacturer: Honeywell
Mpn # CT240-01
Weight 1.62 lbs.

Product Features

  • Connects directly to existing phone line
  • Activated by home/cell phone and is compatible with answering machines
  • one-touch buttons enable manual override of controller output status
  • LEDs show output status
  • Battery-free backup saves user settings and output status after a power outage
  • Password-protected for secure access
  • Low voltage output, works with Aube thermostats requiring a 12 Vdc signal to activate unoccupied mode (CT240 only)
  • Universal outputs (CT240 1 output CT241 4 outputs) work with thermostats and household devices requiring dry contacts


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