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The Packard CHU40120 is a universal self-regulating crankcase heater designed for 120 volts. This unit measures forty inches in length and operates at sixty watts when the temperature is at zero degrees Fahrenheit. It is suitable for refrigeration compressors up to five horsepower and forty inches in circumference in non-hazardous areas.
This crankcase heater does not require a thermostat and includes a flexible lockstrap along with pre-stripped wire leads for easy installation and hard-wiring.
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