DC THERMAL SA24-4500 24 VOLT 1080 WATT 18036 BTU BRUSHLESS CAB HEATER 10,000 HOUR DC THERMAL RUCAR VACUUM SEALED ELEMENTS BRUSHLESS 50,000 HOUR BALL BEARING FAN RATED AT 45 AMPS CAN BE MOUNTED HORIZONTALLY OR VERTICALLY DESIGNED SPECIFICALLY FOR USE IN THE HARSHEST OUTDOOR ENVIRONMENTS