Sunrise products produces wide range of industrial heating elements. This is an iso 9001-2000 accredited company. Cartridge heater is a part of those products. Cartridge heaters are designed for use where heat is required in limited space such as dies, plates, moulds and packaging machinery etc. Cartridge heaters are made in brass, s.S. And incoloy sheathing in plain and `d` type with low and high-density wattage.