The blackburn WR series wide range aluminium H-tap connectors are made• For combinations of aluminum-aluminum andaluminum-copper conductors• Pass the requirements of ANSI C119.4• Standard compression tools and dies install all sizes• Seven Connector Program provides superior connectorperformance, lower connection costs and simplifiedinstallation procedures• Fold-in tabs provide positive tab interlock as tool closes• Field-proven ribbed design provides unparalledconnector/conductor contact, without distorting theconductor’s shape• Made of 1350 aluminum alloy• Pre-filled with an oxide inhibitor which is held captivein the rib/connection area