Tekmar Invita 564B WiFi Thermostat



The Invita® WiFi Thermostat makes upgrading easy by using the existing 2-wires from any living space to connect to an HVAC Interface Module in the mechanical room. It works with most types of heating and cooling systems including conventional, heat pump and dual fuel while offering fan, relative humidity and ventilation control. The Invita Connect app provides secure WiFi adjustment, and can send email notifications when there are problems with the HVAC system. The Invita WiFi Thermostat is available in both white and black finishes and offers a choice of five display screen color themes.


  • Away savings mode

  • Energy monitoring

  • Mobile and web app

  • Multiple display colors

  • Notifies of water leak with connection to Watts FloodSafe® Water Detector Shutoff

  • Outdoor temperature

  • Programmable schedule with early start

  • Relative humidity control

  • Slim profile

  • Ventilation

  • Warning email notifications

  • Weather


Packaged weight 1.3 lb. (600 g)
Dimensions Display: 4-1/2" H x 2-3/4" W x 9/16" D (114 x 70 x 14 mm), HVAC Interface Module: 7-7/16" H x 4-7/16" W x 1-1/4" D (112 x 56 x 31 mm)
Display 3.5" color touchscreen
Enclosure Display: White PVC plastic, NEMA type 1, HVAC Interface Module: Blue PVC plastic, NEMA type 1
Approvals Meets Class B: ICES-003 & FCC Part 15B
Ambient conditions Display: Indoor use only, -4 to 122°F (-20 to 50°C), RH ≤90% non-condensing, HVAC Interface Module: -40 to 122°F (-40 to 50°C), RH ≤90% non-condensing, outdoor use requires
Environmental Do not use in presence of ammonia such as animal barns.
Power supply 21 to 30 V (ac), 6 VA, Class 2
Relays 30 V (ac), 2 A, Class 2 circuits
Humidity sensor 0 to 90% +/-4% RH
RH output 3.3 V (dc) humidity sensor power, 3.0 mA maximum
Temperature sensor NTC thermistor, 10 kΩ @ 77°F (25°C ±0.2°C) ß=3892
Optional sensors tekmar type # 070, 072, 073, 076, 077, 079, 084, 086, 087
Communications WiFi 802.11n, 2.4 GHz, WPA2 encryption
Mobile app Apple iOS 11 or higher, Android 5 or higher
Languages English/Fran‡ais/Espa¤ol
Warranty Limited 3 Year Warranty