Banana Plug Contact Finish Nickel Plated Contact Material Beryllium Copper Maximum Current 20 A Color Black Body Material Brass Maximum Voltage 300 V Instrument Safety Rating CAT II 300V Length 2 1/2 in Application Electronics Features Sheathed Maximum Operating Temperature 176 Degrees F Includes Banana Plug Body Clamp Nut Housing Sheath Split Colet Spring Spring Material Beryllium Copper Wire Size 18 to 22 AWG Standards IEC 61010-2-031 Insulation Material ABS Plastic