"Low smoke zero halogen cable reduces the amount of toxic and corrosive gases emitted during combustion. Typically used in poorly ventilated areas, low smoke zero halogen is becoming very popular with military contractors and anywhere the protection of people and equipment from toxic and corrosive gases is critical. This design features an attractive injection molded backshell with 4-40 threaded thumbscrews. A stamped steel internal shell insures a strong strain relief and provides superior protection against EMI/RFI. The LSZH cable is foil/braid shielded with 24 AWG stranded conductors, color is black. L-com will manufacture custom cable assemblies with modest minimum requirements."