Check the listing for details. Neutrik NP3TB-B 1/4" Phone B-Gauge Plug. Condition: New. Listed at 7.99 USD. Neutrik NP3TB-B 1/4" Phone B-Gauge Plug Neutrik's NP3TB-B is a 1/4" 'B-Gauge' plug (BPO 316), black metal housing, nickel contacts. Professional phone plug according B-Gauge standard BPO316. Featuring similar construction as the standard Neutrik phone plugs with chuck type strain relief and slimline metal barrel. These plugs are not compatible with standard 1/4" jacks (acc. EIA RS453) and patch panels. FEATURES 1/4" 'B-Gauge' plug (BPO 316) One-piece Tip conductor ensures secure conductivity Metal shell and chuck type cable retention - robust and dependable SPECIFICATIONS Connection Type: 1/4" 'B-Gauge' plug Gender: male ELECTRICAL Dielectric strength: 1 kVdc Insulation resistance: ≥ 2 G Ohm (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 Wire size: 1 mm² Wire size: 18 AWG Wiring: solder contacts MATERIAL Bushing: Polyacetal (POM) + PU Contact plating: 2 µm Ni (Su) Contacts: Brass (CuZn39Pb3) Insert: Polyamide (PA 6.6 30 % GR) Shell: Brass (CuZn39Pb3) Shell plating: black Strain relief: Polyacetal (POM) ENVIRONMENTAL Standard compliance: B-Gauge BPO316 Solderability: Complies with IEC 68-2-20 Temperature range: -20 °C to +65 °C