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GEO-WH-003 | Johnson Controls | Thermostats & Controllers


Manufacturer:Johnson Controls



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product family specifications


 (Horizontal Orientation) Height: 3.12" (79mm), Width: 5.7" (145mm) Depth: 1.32" (33mm)

 Heat/Cool Terminals

 RH, RC, B, W1, O, Y1, G, W2, C, Y2

 Electrical Ratings

 1.5 Amps per terminal @ 24Volts

 Control Range

 Control Range: 45°F to 90°F (7°C to 32°C)

 Display Range

 Display Range: 32°F to 99°F (0°C to 37°C)

 Temperature Differential

 Adjustable from ±0.25°F to 2.25°F 


 ±1°F over range of 45°F to 90°F

 Operating Limits

 +14°F to 122°F (+10°C to 50°C)

 Storage Limits

 +40°F to 140°F (+20°C to 60°C)

 Operating Humidity

 20% to 90% non-condensing

 Moisture and Dust

 Up to IP20

 WiFi Specifications

 2.4GHz: 802.11 b/g/n; SHA256RSA data encryption; Network commissioning through iOS/Android app; Program and system settings stored on the device or WPS for set up and function – with or without   WiFi 

 Compatible With

 Universal compatibility for conventional heat & A/C up to 2h/2c and heat pump systems with up to   2h/1c including AUX/EMERG heat. Hydronic systems of 2-wire heat only – (hot water baseboard &   radiator) and gas millivolt heaters.

 Not Compatible With

 120V/240V line voltage systems


 5 years

product family features

  • Geofencing: Home & Away Aware™
  • Smart Scheduling: Utility cost estimated
  • Smart tips: For savings & seasonality tips
  • IAQ Fan: works with LUX airSMART IAQ
  • Reporting: Energy & run time usage
  • Apps: iOS & Android
  • Includes wall plate
  • Works with Amazon Alexa enabled devices and Google Assistant with C-wire or LUX Power Bridge

more information & related documents

Family Description

The LUX GEO Series is a geo-fencing, Wi-Fi-programmable thermostat for conventional, hydronic, and heat pump systems. The GEO-xx thermostats work with conventional 2H/2C HVAC systems, 2-wire heat-only radiator or hot water baseboard units, and heat pump systems with 2H/1C with auxiliary/emergency heat. They come in a white or black version and provide 7-day programmable options. Power options include standard 24V with a common wire, 2 AA lithium batteries, or the USB micro-port (wall adapter and cord not included). LUX GEO thermostats can be mounted vertically or horizontally.

Kele Description



Johnson Controls

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