NSI Polaris Insulated Multi-Tap Connector, Double Sided Entry, Series: IPLD, Aluminum/Copper Conductor, 6 AWG to 250 kcmil Conductor, 600 V, Abrasion, Chemical, UV, 1 Pole, 4 Conductors, Class B and C Wire Type, 5/16 in Hex, -45 to 90 deg C, Plastisol, Black, 3.8 in L x 2.28 in W x 2.18 in H