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.
KALOR TECH AC603H Wi-Fi Smart Thermostat for Electric Baseboard Heaters
Product details
General specs
- Brand: KALOR TECH
- Model: AC603H
Starting from €67.79
Last price update: 5/18/26
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| Brand | KALOR TECH | Mysa | meross | MoesGo | Mysa | EdgeAnt |
| Model | AC603H | BB V2-0-L | MTS200 | 06-O0VS-LMKK | BB.2.0.01.NA-US | EHVC523-Mirror |
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| Price | €67.79 | €88.36 | €58.00 | €60.24 | €141.91 | €89.24 |
| Seller | Retailer | Retailer | Retailer | Retailer | Retailer | Retailer |
| Update | May 20, 2026 | Jun 24, 2026 | Jun 24, 2026 | Jun 24, 2026 | Jun 24, 2026 | Jun 24, 2026 |
| Voltage | 120, 240 | 120, 240 | 120, 240 | 24 | 120, 240 | 24 |
| Dimensions | 3.5, 1.75, 0.5 | 4.65, 6.02, 2.48 | 2.95, 1.69, 4.64 | 5, 3, 7 | 3.5, 4.85, 1.57 | |
| Scheduling | Weekly | Weekly | Weekly | 7-Day | Weekly | 7-Day |
| Connectivity | Wi-Fi | Wi-Fi | Wi-Fi | Wi-Fi | Wi-Fi | Wi-Fi |
| Display Type | LCD | LCD | LCD | LCD | LED | Mirror |
| Power Source | Hardwired | Hardwired | Hardwired | Hardwired | Hardwired | Hardwired |
| Mounting Type | Wall Mount | Wall Mount | Wall Mount | Wall Mount | Wall Mount | Wall Mount |
| Control Methods | App, Voice | App, Voice | App, Voice | App, Voice | App, Remote Control | App, Voice |
| OS Compatibility | Android, iOS | Android, iOS | Android, iOS | Android, iOS | Android, iOS | Android, iOS |
| Compatible Systems | Electric Baseboard Heaters | Electric Baseboard Heater, Fan Coil Unit | Electric Baseboard, Convector, Fan-Forced Heater, In-Ceiling Radiant | Air Conditioner, Electric Boiler, Electric Floor Heating, Fan Coil Unit, Gas Boiler, Hydronic Floor Heating, Water Heating | Electric Baseboard Heaters | Air Conditioner, Gas Boiler, Water Heating |
| Smart Home Compatibility | Amazon Alexa, Google Assistant, Tuya | Amazon Alexa, Apple HomeKit, Google Assistant | Amazon Alexa, Apple HomeKit, Google Assistant, SmartThings | Amazon Alexa, Google Assistant, Tuya | Amazon Alexa, Google Assistant, Apple HomeKit | Amazon Alexa, Google Assistant, Tuya |
| Material | Plastic | Plastic | Plastic | Plastic | ||
| C-Wire | Required | Required | Required | |||
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