Blackburn ADR25-21 has 3 recorded cross-reference matches across 3 manufacturers. Compare the listed alternatives and check their source notes before selecting a replacement.
Two-way recorded relationships. Each source may carry conditions or differences.
Blackburn ADR25-21 versus Penn Union L2A-250:
Type ADR ALCÜL – Aluminum dual-rated connectors, two conductors, one-hole mount. Confirm conductor material and size, conductor count, mounting geometry, torque requirements and applicable ratings before substitution.
Blackburn ADR25-21 versus Burndy K2A29U:
Type ADR ALCÜL – Aluminum dual-rated connectors, two conductors, one-hole mount. Confirm conductor material and size, conductor count, mounting geometry, torque requirements and applicable ratings before substitution.
Blackburn ADR25-21 versus Ilsco/Utilco AU-250:
The manufacturer label Ilsco/Utilco is combined; the individual brand for this part has not been verified.
Type ADR ALCÜL – Aluminum dual-rated connectors, two conductors, one-hole mount. Confirm conductor material and size, conductor count, mounting geometry, torque requirements and applicable ratings before substitution.
No part-specific datasheet link has been verified in this record. Catalog and document-search links are provided to help locate current specifications.
Counts describe recorded relationships, not stock, sales, testing or independent qualification. Manufacturer-and-part identities remain separate. Indexing dates do not establish current specifications or availability.
Check current manufacturer documents and electrical, mechanical, environmental and application requirements before selecting a replacement.
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