The gear oil heater according to the heating load is divided into 6 kw to 720 kw series, a variety of specifications. Product electric control and host operating system can be integrated or setting, convenient installation, can be in any heating power as the basic unit combined into integrated oil heating station, with different heating power requirements for use with heat equipment. It with heat conduction oil as heat transfer medium electric heating to heat up, forced circulation heating heat pump, double WenShuang control method is adopted in the system. Can also through the computer remote control and monitoring.