Polaris ASC1/0T 1/0 Awg Alum Compression Splice(Al/Cu)
https://nsiindustries.com/product/polaris-asc1-0t-1-0-awg-alum-compression-spliceal-cu/
Splicing conductors are the professional’s choice for making quick in-line connections and repairing damaged wiring. Use POLARIS splice connectors for bonding solid or fine stranded UL-listed wires in harsh environments.