NSI provides all the electrical products you need, from cable fittings and connectivity options to network infrastructure solutions and essential supplies. As an emerging industry leader, backed by the heritage of two distinguished brands, we offer reliable, efficient products tailored to meet the specific needs of HVAC technicians and fabricators.

Polaris compression lugs set the standard for professional quality. Our lugs are designed for power distribution, data transmission and grounding, with innovative design features that don’t just make connections faster—they also make connections better. Each connector is clearly color-coded and can be affixed with any standard crimp tool.

Transformer Lugs Mechanical Terminals #3-600LL4 Transformer Lugs Large size set-screw connectors with multiple mounting, NEMA spaced holes for a secure, turn-prevent connection Made of 6061T-6 aluminum alloy Tin plated for low contact resistance For use with copper or aluminum conductors All hole spacing is NEMA standard of 1.758 inch Add to ...

NSI offers a wide variety of compression connectors including one and two hole aluminum lugs, tinned CU splices, copper compression connectors and lugs, insulating cover & more!

NSi Polaris™ IPLG6-3 IPLG Single Sided Entry Insulated Multi-Tap Connector, 14 to 6 AWG (Class B, C, D)/14 to 6 AWG (Class K, M, I) Copper Conductor, PlastisolMore Info

2013年5月16日 · Large size set screw connectors with wire holes stacked on top of each other to minimize the width of the connector. Made of 6061T-6 aluminum alloy. Tin plated for low contact resistance. Suitable for use with both copper and aluminum conductors. Rated 600 volts. Mounting hole spacing is 5/8-inches. UL listed and CSA certified.

Mechanical Lug Aluminum (2 EA) Mechanical Terminals #2TR Mechanical Lug Aluminum (2 EA) Versatile and reusable set-screw connectors made of 6061T-6 aluminum alloy Electro-tin plated for low contact resistance For use with copper or aluminum conductors Add to submittal

The NSI AL-600N-NT 2-Hole Standard Aluminum Compression Lug features two installation holes, sized for 1/2” bolts and spaces 1-3/4” apart, and one chamfered port to terminate a 600 MCM conductor.

The Polaris AL4/0N 2-Hole Standard Aluminum Compression Lug features two standard installation holes, sized for 1/2” bolts and spaced 1-3/4” apart, and one chamfered port to terminate a 4/0 AWG conductor. These connectors are made from tin-plated aluminum for additional corrosion resistance.

The Polaris AL600N 2-Hole Standard Aluminum Compression Lug features two standard installation holes, sized for 1/2” bolts and spaced 1-3/4” apart, and one chamfered port to terminate a 600 MCM conductor. These connectors are made from tin-plated aluminum for additional corrosion resistance.