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The ABB INSTALLATION PRODUCTS ADR21 is a Blackburn® Type ADR-ALCUL dual-rated mechanical connector for aluminum or stranded copper conductors, accommodating sizes from 14 to 2/0 AWG. It features a 1/4 inch stud and a single bolt hole, ensuring a secure electrical connection.
This Blackburn® ADR21 connector offers a reliable and versatile solution for various electrical interface needs, with UL and CSA certified options available.
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