M27500-24TG4T14 LASER MARKED M27500-24TG4T14 pack of 1000M27500-24TG4T14 Extruded ETFE Tefzelâ„¢ Wire | 24 AWG, 4-ConductorSAE AS22759/18 is made of special extruded ETFE insulation covering a tin-plated copper conductor. It is light-weight and provides the mechanical toughness and durability suitab..