No C Wire Options
Compare no-C-wire smart thermostats by power method: included adapters and extenders, battery power, and the line-voltage systems to rule out.
| This model | Recommendations | |||||
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ecobee EB-STATE6L-01 Black
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Google Thermostat
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Nest Smart Thermostat Fog Programmable WiFi thermostat
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meross MTS300 Matter multi-platform compatibility
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Emerson ST55 White
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Honeywell Home RTH9600WF2022
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| Brand | ecobee | meross | Emerson | Honeywell Home | ||
| Model | EB-STATE6L-01 | Thermostat | MTS300 | ST55 | RTH9600WF2022 | |
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| Price | $164.99 | $117.40 | $69.11 | $58.99 | $114.99 | $146.97 |
| Seller | Retailer | Retailer | Retailer | Retailer | Retailer | Retailer |
| Update | Jun 24, 2026 | Jun 24, 2026 | May 29, 2026 | Jun 24, 2026 | Jun 24, 2026 | Jun 24, 2026 |
| Voltage | 24 Volts | 24 Volts | 24 Volts (AC) | 24 Volts | ||
| Display Type | LCD | LED | LED | |||
| Power Source | Corded Electric | Corded Electric | Corded Electric | Battery Powered | ||
| Mounting Type | Wall Mount | Wall Mount | Wall Mount | |||
| Controller Type | Apple HomeKit, Google Assistant, Amazon Alexa, iOS, Android | Apple HomeKit, Google Assistant, SmartThings, Amazon Alexa, Android | Vera, Google Assistant, Amazon Alexa, SmartThings | IFTTT, Google Assistant, Amazon Alexa, iOS, Android | ||
| Special Feature | Wired Smart Thermostat | Portable, Temperature Display, Lockable, Low Voltage, Programmable | Smart Response Technology, Selectable Color Touchscreen, Works with Amazon Alexa, ENERGY STAR certified | |||
| Product Dimensions | 0.94"D x 4.09"W x 4.09"H | 0.9"D x 3.6"W x 3.6"H | 1"D x 5.88"W x 3.75"H | 1"D x 4.75"W x 3.5"H | ||
| Connectivity Technology | Wi-Fi | Wi-Fi | Wi-Fi | Wi-Fi | ||
| Connectivity Protocol | Wi-Fi | Matter, Wi-Fi | Wi-Fi | |||
| Included Components | Smart Wi-Fi Thermostat x 1, Screws and Anchors x 3, Wiring Sticker x1, User Manual x1, Trim Plate x1, Backplate x1 | Thermostat, free mobile app, 2 AA batteries, mounting hardware, wire stickers, installation guide, welcome guide with Sensi code, warranty booklet | Smart Color Thermostat, Mounting Hardware, Quick Start Guide | |||
| Temperature Control Type | Heating and Cooling | Programmable, Smart/Remote | Heating and Cooling | |||
| Specific Uses For Product | Boiler, Air Conditioner, Heat Pump, Furnace, Dehumidifier | Boiler, Air Conditioner, Heat Pump, Furnace | Furnace | |||
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