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Part of the 553 Series

Ordering Code: 553

UPC: 779655055306

tekmarNet Thermostat, Two Stage Heat, One Stage Cool, Fan


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Control Selector

tekmar Home

  • Optimum start, scenes
  • Warm weather shut down, zone synchronization
  • Auto heating cycle, tekmarNet (R) communication compatible
  • Radiant floor heating and cooling, outdoor and floor temperature display
  • Touchscreen technology, 2 auxiliary sensor inputs
  • Daylight savings time, backlight
  • Temporary hold, away scene key
  • Air group master or member, network schedule master or member
  • Zone post purge, programmable schedule
Agency Approvals Meets Class B: ICES & FCC Part 15
Ambient Conditions Indoor use only, 32 to 122 degrees F (0 to 50 degrees C), RH less than or equal to 90 percent non-condensing
Control Type Microprocessor control, this is not a safety (limit) control
Cool Stages 1
Dimensions 5" H x 3-1/4" W x 15/16" D (127 x 82 x 23 mm)
Enclosure Material White ABS / PC plastic
Enclosure NEMA Rating NEMA 1
Environmental Notice Compatible with chlorinated swimming pool environments. Do not use in presence of ammonia (animal barns), methanol, ethanol, acetone.
Heat Pump Stages 1
HeatStages 2
Humidity Control Yes
Humidity Sensor 0 to 90 percent plus / minus 3 percent RH
Mobile App Access No
Onboard Zones Does Not Apply To Product
Power Supply 24 V plus / minus 10 percent, 60 Hz, 1.8 VA standby, NEC / CEC Class 2
Radiant Floor Cooling Yes
Relay 24 V (ac 2 A
tekmarNet Communication Yes
Temperature Sensor NTC thermistor, 10 k ohms at 77 degrees F (25 degrees C plus / minus 0.2 degrees C) Beta = 3892
Ventilation Yes
Zone Operation Does Not Apply To Product
Zoning - Thermostat Type tekmarNet Thermostat