Electrical Tools & Products
We have over 45 years of experience in the electrical industry. We know tools and products, apprentice and master, residential and industrial, and commercial and municipal. From products to services, NSI has you covered.
All Electrical Tools & Products
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Grounding Clamp with Closed Lug, 1/2″ to 1″, Bronze
#SDB-1302B2.5 × 2.75 -
Replacement Watertight Connector Set Screw Plug, 350 MCM-12 AWG
#SP-350-ISPB -
Replacement Set Screw Plug for Connector, 1/0 AWG
#SP1/0 -
Replacement Set Screw Plug, Polaris Edge Connectors, 2/0 – 14 AWG
#SP2/0S -
Replacement Set Screw Plug for Connector, 250 MCM
#SP250 -
Replacement Set Screw Plug for Connector, 3/0 AWG
#SP3/0 -
Replacement Set Screw Plug for Connector, 350 MCM
#SP350 -
Replacement Set Screw Plug for Connector, 4 AWG
#SP4 -
Replacement Set Screw Plug for Connector, 500 MCM
#SP500