NSI POLARIS™ Insulated Multi-Tap Connector, 2-Wire Dual Rated Multi-Cable, Series: IT Series, Aluminum/Copper Conductor, 4 AWG to 500 kcmil Conductor, 600 VAC, Abrasion/Chemical/UV, 2-Conductor, 1-Pole, Class B, C Wire Type, 450 in-lb Torque, 5/16 in Hex/Wrench, Black, 90 deg C, Plastisol, Plastisol, 2.81 in L x 2.87 in W x 2.94 in H

• Insul-tap connectors, suitable for connecting two wires
• For sizes 250 kcmil and larger, provided with open wire entry ports on both sides of the connector which allows for access from either side
• This style is supplied with removable access plugs to close the entry port not being utilized
• Will not support combustion
• Dual-Side Wire Entry, Form secure connections between 2 conductors quickly using the double-sided entry ports sized for wires between 500 MCM and 4 AWG
• Ergonomic Design, Rounded corners and a smooth exterior finish over the plastisol insulation make Polaris connectors comfortable to grip
• Removable Plugs, Each port and adjustable set screw is covered by a secure plug to prevent debris, moisture or contaminants from entering the insulated connector
• Pre-filled Oxide Inhibitor, Both dual-side entry ports come pre-filled with an oxide inhibitor gel to prevent corrosion and provide low-contact resistance
• Professional Performance, The durable layer of insulation on each Polaris connector is UV, abrasion and chemical-resistant for reliable performance

• Technical Bulletin https://externalassets.unilogcorp.com/ASSETS/DOCUMENTS/ITEMS/EN/NSI_ITH-750_Technical_Bulletin.pdf