The Trojan Hot-Scot 450 Watt heater is excellent to use inside the access panels on Livestock Waterers or well houses. Heater comes with built in adjustable thermostat. Thermostat range is from 30° to 150°F. 3 settings - Low (30°), Medium (75°) and High (150°).
Just plug the heater into a standard outlet and adjust the thermostat and let it work. When the temperature rises the thermostat will shut the heater off. When the area around the heater lowers in temperature, the heater will come on.
Operates on 120-Volt, only 4-Amp required.