1100 Degree 7.2L Volume Laboratory Inert Gas Muffle Furnace SPECIFICATIONS The TOB-KBF11Qlaboratory inert gas muffle furnaceadopts Electric resistance wire as heating element with fast temperature rising. (up to 1000degrees within 30mins). 40 segments programmable temperature controllers are installed with 6 groups of PID adjustment. ThisAtmosphere muffle furnaceis the ideal laboratory equipment for universities, research institutes, industrial and mining enterprises to do atmosphere intering , Atmosphere reduction. Model Dimension (D*W*H) Power Voltage Max Heating Temperature TOB-KBF11Q-I 300*200*120mm 2.5kw AC110V/220V 1100℃ TOB-KBF11Q-II 300*200*200mm 4kw TOB-KBF11Q-III 300*250*250mm 5kw TOB-KBF11Q-IV 400*300*300mm 9kw 380V Heating element Electric resistance wire Temperature controller 40 program temperature control system, With over temperature, broken accidentally protection function, 6 groups of PID adjustment Control precision of + / - 1 ℃ Furnace chamber  Polycrystal alumina fiber Pressure measure system Pressure gauge  Air intake control Flow meter Air source H2, Ar, N2, O2, CO, Etc. Warranty One year limited warranty with lifetime support  Email : tob.amy@tobmachine.com  Skype : amywangbest86  Whatsapp/Phone number : +86 181 2071 5609