... suitable for quality control of the industries of electron, electrical equipment, vehicle, metal, foodstuffs, chemistry, building materials, luggage, ... -20°Cwithin 40minInterior dimension(W×D×H):50×60×50cmExterior dimension(W×D×H):102×170×87cmInterior material ... fuse breaker refrigerator over load relay, Refrigeration High pressure Switch, Over Temp, Protector, Protection relay, Protection fuse, ...