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🌡️ Stay Frost-Free, Save Energy, and Plug Into Smart Heat Control!
The HEATIT ET-21 Thermostat Plug is a smart, ETL-approved 120V outlet controller designed to automatically energize heat tape and other heating devices below 38°F and shut off above 50°F. Supporting up to 15 amps, it features a clear indicator light for real-time status and offers easy plug-and-play installation, making it an essential energy-saving solution for freeze protection in pipes, roofs, engines, and more.



































| ASIN | B09PV8TQL9 |
| Best Sellers Rank | #13,040 in Industrial & Scientific ( See Top 100 in Industrial & Scientific ) #6 in Temperature Controllers |
| Brand Name | HEATIT |
| Color | Et-24 |
| Customer Reviews | 4.3 4.3 out of 5 stars (424) |
| Display Type | lcd or led |
| Included Components | NO |
| Item Weight | 0.09 kg |
| Manufacturer | Zhukeshi |
| Material Type | Plastic |
| Model | ET-24 |
| Number of Items | 1 |
| Operating Temperature | 38 °F |
| Part Number | ET-24 |
| Unit Count | 1 Count |
| Voltage | 120 volts |
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