1.Energy consumption < 10 Kwh to 11 Kwh for 500Kg holding furnace. 2.Easily replaceable SiC heaters without removing the cricible 3.PID controlled heating system with THYRISTER drive 4.Temperature control within +-50C 5.Capacities ranging from 50 Kgs to 1000 Kgs 6.Fuel fired models also available.