Hanging dry powder fire extinguisher is of the characteristics of high fire-extinguishing ability,excellent non-conductive performance , low price and so on. It is applicable to put out at the beginning of solid materials , flammable liquids , combustible gas and electrical equipment of fires. Simple structure , non-pipeline , non-circuit, usually suspended above the protected object. The fire extinguisher can automatically turn on sprinkler to spray fire extinguishing agent when the sprinkler reaches a predetermined temperature. Be widely used in factories in the mining industry’s drying rooms , substations , transformer rooms , warehouses,laboratories , depots,paining workshop where often no men to guard , but easy to catch fire.