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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Tuya 1419 White Wi-Fi remote control via Tuya Smart app
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Sinilink SA30/SA30-W APP remote control via smartphone
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meross Smart Temperature Controller
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Tuya WT20R Remote control via app
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WiFi Smart Thermostat Smart voice and app control
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Tuya YJ508 APP remote control via Smart Life Tuya Smart
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| Brand | Tuya | Sinilink | meross | Tuya | Yunir | Tuya |
| Model | 1419 | SA30/SA30-W | Smart Temperature Controller | WT20R | YJ508 | |
| Price | €23.87 | €15.34 | €35.65 | €28.98 | €42.39 | €21.31 |
| Seller | Banggood | Banggood | Retailer | Banggood | Retailer | Banggood |
| Update | May 9, 2026 | May 9, 2026 | Jun 24, 2026 | May 9, 2026 | Jun 24, 2026 | May 9, 2026 |
| Input Voltage | 95-240V, 50-60Hz | AC110-220V | 100-240V AC | |||
| Temperature Accuracy | ±0.5°C | ±1.8°F | ±0.9°F (±0.5°C) | |||
| Temperature Control Range | 23°F to 113°F, 5°C to 45°C | -40°F to 230°F | 41°F to 113°F | |||
| Operating Modes | Heating, Cooling, Timer, Countdown, Cycle | Manual mode, Program mode | Cooling, Heating, Ventilation | |||