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Dual voltage protection. The 120 volt AC system protects while parked. The 12 volt DC system protects while driving. 30" x 13" foil covered heater. Designed to prevent freeze-ups in water storage and sewage disposal. Thermostatically controlled. Automatically activates at approximately 34 degrees Fahrenheit. One or more may be needed per application. Installation instruction's included. 24" ground wire and a 6' molded cord and plug set for maximum safety when operating on the 120 volt A.C. system. 22" ground wire and position wire for the 12 volt D.C. system. Each heater draws approximately 1 amp A.C. and 10 amps D.C. |