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Used device for frost protection of household water pump. Temp sensor goes near pump, and 40W light bulb used for switched heater (inside wooden pump box. Easy to set desired switching temp & handles up to 2400W. Virtually zero watts used by device itself. Need weather-proof housing for outside use - I used a 200mm DriBox.
Verified purchase: Yes | Condition: New
Verified purchase: Yes | Condition: New