NP3C/B 3 pole 1/4" professional phone plug, black metal housing, gold contacts Professional phone plug with robust metal shell and chuck type strain relief. Features & Benefits * Rugged diecast metal shell * Chuck type strain relief for optimum cable protection * Precision machined one-piece contacts - avoid hook * Meets all prevailing standards up of tip contact NP3C/B 1/3 Technical Information Product Title NP3C/B Connection Type Plug Gender male Electrical Contact resistance depends on mating connector m Dielectric strength 1 kVdc Insulation resistance > 2 G (initial) Rated current per contact depends on mating connector A Rated voltage < 50 V Mechanical Cable O.D. 4 - 7 mm Lifetime > 1000 mating cycles Wiresize 1 mm Wiresize 18 AWG Wiring Solder contacts Material Bushing Polyacetal (POM) + PU Contact plating 0.2 m Au Contacts Brass (CuZn39Pb3) Insert Polyamide (PA 6.6 30 % GR) Shell Zinc diecast (ZnAl4Cu1) Shell plating Black chromium Strain relief Polyacetal (POM) NP3C/B 2/3 Environmental Standard compliance IEC 60603-11 / EIA RS-453 Solderability Complies with IEC 68-2-20 Temperature range -20 C to +65 C NP3C/B 3/3