Use NSI GSC Combo Slotted Hex Ground Screws to ground solid pigtail and ring terminals when running ground conductor in a wide variety of applications. Screws are designed with a wide flat flange to distribute pressure and ensure solid electrical connections. Pack of 100. Stock products you can rely on—stock NSI.

2 AWG Service Entrance Connector Service Entrance Connectors are made of high strength, corrosion-resistant copper alloy. Rated 600 volts.

Aluminum Dual-Rated Split Bolt 2 SOL - 2/0 STR Aluminum Dual-Rated Split bolts are made from tin-plated aluminum. UL-486B listed for aluminum and copper conductor combinations.

Easy-Splice Direct Burial Splice Kit with Rubber Cover 2/0 AWG - 500 MCM Direct Burial Splice Kits are dual-rated for use with copper and aluminum cable. These kits consist of an in-line mechanical set screw connector pre-filled with oxide inhibitor and an EPDM rubber insulating cover to ensure a watertight seal. Rated 600 Volts APPLICATIONS: Street lights, motor connection, irrigation systems, HVAC, outdoor lighting, and over wire nuts for a secure seal.

The Polaris IT-4B Multi-Tap Single-Side Entry Connector features 2 ports sized for 4 AWG to 14 AWG wires. The body is made from aluminum alloy wrapped in a layer of plastisol insulation. Each port is pre-loaded with an oxide inhibitor, with removable access plugs over the hex screws used to tighten the connections. Dual rated for use with copper or aluminum cables. Installs with a hex key and torque wrench, without any tape or additional supplies. Designed for use in a wide range of splicing applications, including installation in cable trays, panel boards, ducts, raceways or troughs.

The Polaris ISPB350-4 Multi-Tap Direct Burial Single-Sided Entry Connector features 4 ports sized for 350 MCM - 12 AWG wires. The body is made from aluminum alloy wrapped in a layer of high-dielectric strength rubber insulation. Each single-sided port is pre-loaded with an oxide inhibitor, with removable access plugs over the hex screws used to tighten the radial-tipped set screws. Rated for temporary submersion, wet or damp locations and direct burial applications. Installs with a hex key and torque wrench, without any tape or additional supplies. Meets or exceeds ANSI C119.1 specifications for use in wet or damp locations and designed for use in a wide range of temporary submersal or burial splicing applications.

Power Distribution Block (1) 350 MCM-6 AWG Primary (12) 4-14 AWG Secondary Power Distribution Blocks are made of high strength, high-conductivity aluminum alloy and are mounted in a high-strength glass-filled polyester base. Each block can stand alone or combine with other blocks to form a multi-block set.

Power Distribution Block-Medium (2) 2/0-14 AWG Primary (6) 4-14 AWG Secondary Power Distribution Blocks are made of high strength, high-conductivity aluminum alloy and are mounted in a high-strength glass-filled polyester base. Each block can stand alone or combine with other blocks to form a multi-block set.

StandardBarrel TinnedCopperSplice3 AWG Standard Barrel Tinned CopperSplices is a type of copper compression connector that is produced from high conductivity copper tubing. They are tin-plated to provide corrosion resistance and are marked with die index and color coded for easy reference. Listed for 35KV maximum when properly installed.

Transformer Lug Kit KVA Size (100-167 1 °) (150-300 3 °) Transformer Lug Kit contains terminal lugs that are dual rated for use with both copper and aluminum cables.

The Polaris ISPB2/0-3B Multi-Tap Direct Burial Single-Sided Entry Connector features 3 ports sized for 2/0 - 14 AWG wires. The body is made from aluminum alloy wrapped in a layer of high-dielectric strength rubber insulation. Each single-sided port is pre-loaded with an oxide inhibitor, with removable access plugs over the hex screws used to tighten the radial-tipped set screws. Rated for temporary submersion, wet or damp locations and direct burial applications. Installs with a hex key and torque wrench, without any tape or additional supplies. Meets or exceeds UL 486D and ANSI C119.1 specifications for use in wet or damp locations and designed for use in a wide range of temporary submersal or burial splicing applications.

We built the NSI GRC-100H Heavy Duty Silicon Bronze 1" Ground Clamp for demanding applications including direct burial, where the simple mechanical design and reliable clamping power of the screw outperform other options. GRC-family clamps with the -SB suffix have a body and screw made from silicon bronze for maximum strength, and the clamp is UL-listed for direct burial in earth or concrete. Stock products you can rely on—stock NSI.