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.

Pre-Insulated Service Entry Sleeves 3-4 Str -6 Sol Pre-insulated service entry sleeves are used for fast and easy installation with standard tools. For combinations of aluminum-aluminum and aluminum-copper conductors. Meets the requirements of ANSI C119.4. Rated 600 Volts.

12 Circuit Insulated Terminal Block for wire range 22-12, rated RU, 20AMPS. "Touchproof" saety with recessed screws and tubular contacts. Cut into smaller sections or stack end to end. Nylon 66 housing, brass metal alloy with nickel plated terminal insert.

The Polaris ISR-500 Multi-Tap In-Line Entry Connector features 2 ports sized for 500 MCM - 4 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. 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.

Aluminum Dual Rated Box Lugs with Turn Prevent 1/0- 10 AWG Turn Prevent Lugs are made of 6061T-6 aluminum alloy. Electro-tin plated for low contact resistance. For use with copper or aluminum conductors. Design includes threaded mounting hole. Rated 600V (2000V max. per UL486B). UL 486A/B Listed. Temperature rating 90 degrees C.

Pre-Insulated Service Entry Sleeves 6 Str - 4 Sol Preinsulated service entry sleeves are used for fast and easy installation with standard tools. For combinations of aluminum-aluminum and aluminum-copper conductors. Meets the requirements of ANSI C119.4. Rated 600 Volts.

Cast Aluminum Meter Socket Lug 2/0 AWG - 3/8 Bolt Made of dead-soft EC grade aluminum. 840 common dies- one die installs on all sizes. For aluminum or copper conductors. Pre-filled with oxide inhibitor. Installing dies (color red): .840, 18, 324, TX, 76, 11A, 249.

2 Hole Long Barrel Copper Compression Lug 2 AWG - 1/2" Bolt Long Barrel Copper Compression Lugs are produced from high conductivity copper tubing. Allows easy inspection of the termination to assure complete cable insertion. Tin-plated to provide corrosion and low contact resistance. Marked with die index and color coded. Listed for 35KV maximum when properly installed. Rated 600V. cULus 486A/B Listed. UL467 Listed on sizes 6 AWG - 3/0 AWG. Temperature rating 90 degrees C.

Power Distribution Block (2) 2/0-14 AWG Primary (2) 2/0-14 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.

Din Rail End Barrier- Din Rail Mountable

The Polaris IT-4C Multi-Tap Single-Side Entry Vision Tap Connector features 2 ports sized for 4-14 AWG wires. The clear body allows users to see their conductor placement and is 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. 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 NSI UC-121 Bronze Heavy Duty U-Bolt Clamp is designed to grip rods and ground 1-1/4" IPS pipes in parallel or 90-degree positions with an easily adjusted, durably strong design. The high-copper-content alloy of the clamp provides excellent conductivity and heavy-duty strength, alongside the silicon bronze nuts and lockwashers. Use this U-bolt for demanding applications in harsh environments, including direct burial in earth or concrete. UL Listed 467 for Grounding and Bonding. Stock products you can rely on—stock NSI.