Buchanan, Wire Connector, Wiretwist, Conductor Range: 18 - 10 Awg, 3/18 Awg Min, 4/14 Awg Max With 1/18, Number Of Conductors: 2 to 5, Material: Flame-Retardant Polypropelene, Color: Yellow, Voltage Rating: 600 V, Environmental Conditions: Tough, Ul 94V-2 Flame-Retardant Shell Rated At 105 Deg C (221 F), Model Number: WT4