from $99.99
The Google Nest Thermostat in Charcoal is a smart thermostat designed for efficient climate control in your home or office. This ENERGY STAR certified device features a QVGA IPS liquid crystal display with 320 x 240 resolution and is controlled via capacitive touch. Equipped with motion, temperature, humidity, and ambient light sensors, it offers app compatibility for convenient remote management and connects wirelessly via Wi-Fi and Bluetooth. Powered by 2 AA 1.5V alkaline batteries, it has a low power consumption of less than 1 kWh/month and comes with a 1-year limited warranty on both parts and labor.
Check your existing wiring before buying. Smart thermostats highly prefer a 'C-wire' (Common wire) for continuous power, otherwise they must steal power or rely on disposable batteries. Available from $99.99.
The device itself costs pennies to power. The true 'cost' of a smart thermostat is the investment return; a properly programmed one saves 10-15% on annual HVAC costs.
Common Failure Modes
Smart thermostats can suffer from Wi-Fi chip failure or internal battery degradation. On older models, mechanical relays can stick, causing the AC or heat to run continuously.
Check your existing wiring before buying. Smart thermostats highly prefer a 'C-wire' (Common wire) for continuous power, otherwise they must steal power or rely on disposable batteries.
A thermostat typically lasts 10 to 15 years for programmable models and longer for simple mechanical models. Smart thermostats may have shorter lifespans of 5 to 10 years due to software obsolescence and battery degradation. Signs of end-of-life include unresponsive controls, incorrect temperature readings, the HVAC system not responding to setting changes, and Wi-Fi connectivity issues on smart models.
The Google Nest Charcoal Thermostat is available at homedepot, bestbuy, abt, starting at $99.99.
The device itself costs pennies to power. The true 'cost' of a smart thermostat is the investment return; a properly programmed one saves 10-15% on annual HVAC costs.
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