Cmp cable gland, means cable gland metal explosion proof, is made of metallic material and structured with flame path for explosion to be widely used to connect cable into the metal explosion proof enclosure. SUREALL SGM series, SGN series and SGA series are all cmp cable gland, SGM and SGN series are used for cable wiring and non-armored cable, SGA series are used for conduit wiring and armored cable.