Model: RTH6580WF
from $96.1
Smart Wi-Fi 7-Day Programmable Thermostat with Digital Backlit Display, Compatible with Alexa/Google Assistant supports voice control via Alexa/Google Assistant and remote access through Wi-Fi. Features include auto changeover, outdoor temperature display, and Daylight Savings Time readiness, all on a backlit digital screen. It measures 3.5 in H x 1.5 in D.
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 $96.1.
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 Smart Wi-Fi 7-Day Programmable Thermostat with Digital Backlit Display, Compatible with Alexa/Google Assistant is available at homedepot, abt, starting at $96.1.
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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