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Round thermostat in polished gold finish with a black display face and a Nest temperature sensor included

Google

Google Nest Learning Thermostat GA05551-US Polished Gold

SKU CH-GWWH-S9WFR MPN GA05551-US

Learns your routine and adjusts heating and cooling automatically with the included temperature sensor

  • Product typeThermostat
  • Product colorPolished Gold
  • Key featuresSchedule,Adaptive Eco, Seasonal Savings, Natural heating and
  • Learns your routine to program its own schedule
  • Adapts heating and cooling to seasonal changes automatically
  • Lowers energy use when motion sensing detects you are away
  • Shows indoor humidity on the backlit display for comfort awareness
  • Controls compatible 24 V heating and cooling systems with multi-zone support

Self-programming schedule and adaptive comfort

The Nest Learning Thermostat (4th gen) learns your temperature preferences and builds a schedule automatically. Adaptive Eco and Seasonal Savings adjust settings to reduce energy use while keeping rooms comfortable. Natural heating and cooling works with your HVAC system to optimise efficiency. Smart ventilation support helps manage indoor air quality.

Polished gold finish with sensor and trim kit

The thermostat features a polished gold finish and a backlit touch display with battery backup for power interruptions. A Nest Temperature Sensor (2nd gen) is included to prioritise comfort in a specific room. The package also supplies a trim kit, mounting screws, wiring labels and a CR2 lithium battery for the sensor. Built-in Wi-Fi enables remote control and voice assistant integration.

24 V HVAC compatibility and multi-zone control

This thermostat works with 24 V heating and cooling systems and supports multi-zone setups. Motion sensing enables Auto-Away mode to save energy when nobody is home. ENERGY STAR certification confirms proven energy savings. Compatibility with Google Assistant and Amazon Alexa allows voice control from anywhere.

How it compares

Measured against everything we stock in Thermostats & Thermostat Accessories, at today’s prices. Recalculated every night.

Price $195.99
Pricier than about 83% of the 286 comparable items (median $78.49).

Specifications

Product
Brand nameGoogle
Model nameGA05551-US
Product typeThermostat
Product colorPolished Gold

Questions about this item

What HVAC voltage standard does the 24 V thermostat work with?

It is compatible with 24 V heating and cooling systems, which is the standard control voltage for most residential furnaces, air handlers and heat pumps.

What mounting hardware comes in the box for wall installation?

The package includes mounting screws, wiring labels and a trim kit to cover old thermostat holes on the wall.

How is the Nest Temperature Sensor paired during setup?

After mounting the thermostat, open the Google Home app, add the sensor by scanning its QR code, then place it in the room you want to prioritise for comfort.

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