1.long work life 2.good insulation 3.High watt density. 4.Have kind of type and specifications 5.Good material

Square section is 4*4,3.5*3.5 or 3*3,and rectangular section is 4.2*2.2,4*2 with thermocouple .

Voltage:220V,230V,240

Power :115W-2000W

Thermocouple:Type K,J

rectangular heater