Description Safe to Use Versatile and Reliable; No Need to Strip Wire and Totally Insulated; No Tape or Cover Needed; No Contact at any Point with a Live Part; Can be Installed on Energized Conductors; No Spacer Required Between Connections; Exclusive "Turbo Spacer" Keeps Tap Side Open While Main Conductor is Being Tightened; No Need for a Third Hand to Install; Water Tight and Corrosion-Free; Connection Sealed by a Rubber Grommet; No Migration of Water; No Contamination Between Main and Tap; Double Shear-Head Bolts Ensure Perfect Connection Every Time Hot Spots Eliminated; Can be Used as a Splice or a Tap; For Copper-to-Copper, Copper-to-Aluminum and Aluminum-to-Aluminum Applications; Suitable for Solid and/or Stranded Wires Specifications: Voltage Rating: 600 Volt Wire Type: Aluminum/Copper Wire Size: 2/0 AWG to 500 KCMIL (Wire), 4 to 4/0 AWG (Tap) Connection Type: Splice, Tap Color: Black Temperature Rating: 90 Deg C Standard Package: 2 Approval: UL 486B