Full Technical Description: 1 AWG (Standard, ACSR and Aluminum Alloy), 1/0 AWG (Compact, ACSR) min. Run Conductor Size; 2/0 AWG (Standard, ACSR and Aluminum Alloy), 3/0 AWG (Compact, ACSR) Max. Run Conductor Size; 1 AWG (Standard, ACSR and Aluminum Alloy), 1/0 AWG (Compact, ACSR) min. Tap Conductor Size; 2/0 AWG (Standard, ACSR and Aluminum Alloy), 3/0 AWG (Compact, ACSR) Max. Tap Conductor Size; H Shape; Copper/Aluminum Conductor Material; RUS Approval; High Conductivity Aluminum Body Material; D Die Index; RoHS Compliant; Overall Dimension 1.88 Inch Length X 0.89 Inch Width X 1.48 Inch Height