Split Bolts & Grounding Connectors

Your professional online source for split bolt connectors, service post connectors and copper grounding connectors including split bolts dual rated for copper-to-aluminum and copper-to-copper applications.

Our superior quality copper split bolt splices and grounding connectors are UL/CSA listed and manufactured in the United States by Penn-Union—a long time trusted supplier to utilities, contractors and other electrical professionals.

We offer a variety of split bolt connectors for 2 and 3 conductor applications.  Our popular “S” series is for use with 2 copper conductors and is the ideal split bolt for grounding, bonding and direct burial applications.

Our “SEL” series split bolt connectors can be used for 2 or 3 copper conductor applications.  “SWA” series split bolts are made from high strength aluminum and are UL listed for conductors of aluminum to aluminum, copper to copper or copper to aluminum.

Our UL/CSA listed Service Post Connectors are ideal for applications to connector one or two copper conductors to either a pre tapped hole or external stud post.

CAB Series Bronze Ground Clamps are corrosion resistant and UL/cUL listed as suitable for direct burial applications.

The entire family of Penn-Union Grounding Connectors includes split bolts, service posts, ground clamps and ground rod clamps. These connectors can be used in a variety of applications such as substation grounding, on water pipes, conduits or pipe electrodes or for protective grounding on de-energized lines.
They are also well suited for grounding or bonding small containers, drums, totes, machinery or personnel in areas containing flammable liquids or dust.

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