No taping or heat-shrinking required! Perfect for tight spaces, these pre-insulated connectors simplify installations and save time.
We’re excited to announce the line has expanded with new sizes: ISR-4, ISR-2, ISR-2/0, and ISR-3/0, now available in both Polaris Black and Polaris Vision Tap for enhanced visibility.
Check out the updated sizes in our latest brochure: Polaris Pre-Insulated Connectors.

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Polaris Inline Splicer Connectors (ISR series) offer a quick and secure solution for splicing conductors!">
Polaris Inline Splicer Connectors (ISR series) offer a quick and secure solution for splicing conductors!">