Explosion-proof lamp 250W, the most important Shanghai giant. Supply increased safety explosion-proof lights (e, n) Shanghai the giant explosion-proof Explosion-proof, B supply increased safety explosion-proof lights (e, n) the Shanghai the giant explosion-proof Explosion-proof, the supply increased safety explosion-proof lights (e, n) Shanghai the giant explosion-proof Explosion-Proof, (e) the scope of application of BAD58-e series increased safety explosion-proof lights 1,2 dangerous places. 2, IIA, IIB, explosive gas atmospheres. 3, can be equipped with a mercury lamp, metal halide lamp. Features 1, cast aluminum alloy, surface spray. 2, the shade can be opened quickly for easy maintenance. 3 steelpipe.