heavy duty split bolt connector high strength electrical wire clamp for copper & aluminum (sizes #10 awg to 1000 mcm)

Core Selling Points

  • Extreme Conductivity: Made from high-torque, corrosion-resistant bronze/copper alloy for minimal power loss.
  • Dual-Rated Versatility:Tin-plated finish supports Copper-to-CopperCopper-to-Aluminum, and Aluminum-to-Aluminum connections safely.
  • Weatherproof & Tropicalized: Built to withstand extreme humidity and high temperatures in tropical regions.
  • UL Standard Compliant】 High-precision threads ensure a vibration-proof, rock-solid grip that won’t loosen over time.

Product Description

Our Professional Split Bolt Connectors (also known as Service Connectors or Bolt Clamps) are the industry standard for reliable electrical splicing and tapping.

Designed for both residential grounding and heavy-duty industrial power grids, these connectors are engineered for high-stress environments. Whether you are connecting earthing rods in Southeast Asia or upgrading power lines in Africa, our split bolts provide a low-resistance, high-strength joint every time. The deep-slotted bolt and pressure bar ensure even distribution of force, preventing wire damage while maximizing contact.

Technical Reference

Model (Catalog No.)Max Wire SizeMin Wire SizeRecommended Torque (in-lbs)
SB-6#6 AWG#14 AWG165
SB-2#2 AWG#8 AWG275
SB-1/01/0 AWG#6 AWG385
SB-4/04/0 AWG#4 AWG500
SB-400500 MCM2/0 AWG825