Polaris Grey Insulated Connector 2-Port Single-Side - Secure Splices

In this review the Polaris ITG-1 2-Port Single-Side Connector is presented as a practical choice for electricians and maintenance techs who splice fine-stranded copper conductors. The bottom line: it saves time and gives a secure, pre-insulated connection for 1-10 AWG flexible wires, with the single biggest reason to buy being its faster installation and built-in corrosion protection compared with traditional uninsulated methods. The connector is especially useful where space is limited and a neat, durable splice is required.

Key Features

• One-side wire entry: Single-side entry ports make it quick to join two conductors without accessing both ends, reducing installation time in tight enclosures.
• Fine-stranded compatibility: Designed for fine-stranded, flexible and extra-flexible copper conductors, it handles motor leads and DLO cable reliably.
• Pre-filled oxide inhibitor: Both ports come pre-filled with gel to reduce corrosion and maintain low contact resistance over time.
• Ergonomic plastisol insulation: Rounded corners and a smooth plastisol outer finish provide a comfortable grip and resist abrasion, chemicals and UV exposure.
• Removable plugs: Secure plugs cover each port and set screw to keep out debris and moisture until installation.
• Compact metal body: Aluminum alloy core gives mechanical strength while the insulated wrap eliminates the need for separate covers or taping.

Who It's For

The Polaris connector is aimed at professional electricians, field service technicians and industrial maintenance crews who work with fine-stranded copper conductors in cable trays, raceways, junction boxes and motor terminations. It is a solid choice when you need a fast, compact splice rated for up to 600V and suitable for 1-10 AWG wires.

Those who primarily use rigid solid conductors or need multi-port block connections should look at other terminal styles; similarly, if you require a connector rated for voltages beyond 600V or specialty alloys, confirm those requirements before purchase.

Pros & Cons

Pros

• Pre-insulated, single-piece design saves time by removing the need for separate covers and tape.
• Oxide inhibitor gel and secure set-screw plugs improve long-term contact reliability in harsh environments.
• Ergonomic plastisol exterior and compact footprint make installation in confined spaces easier.
• Works well with fine-stranded cables and is reported to handle 6 AWG comfortably in real installations.

Cons

• Some buyers find the price mixed versus basic uninsulated connectors, so cost-conscious customers may consider alternatives.
• Designed specifically for fine-stranded flexible copper conductors, it is not optimized for solid, rigid wires.

Specifications

Brand	NSi Industries
Wire range	1-10 AWG and 2-10 AWG
Ports	2 single-side entry ports
Body material	Aluminum alloy with plastisol insulation
Dimensions	1.62 in width, 1.75 in height, 1.62 in length
Drive	3/16 in hex set screw
Voltage rating	600V

Our Verdict

The Polaris ITG-1 connector is a practical, time-saving option for professionals who splice fine-stranded flexible copper conductors and need a compact, pre-insulated connection with corrosion protection. It represents good value when installation speed, long-term contact reliability and neatness in tight spaces matter, though cost-sensitive buyers using solid conductors may prefer simpler alternatives.

Frequently Asked Questions

Can this connector handle motor lead wires?
Yes. It is specially designed for fine-stranded and extra-flexible copper conductors, including motor lead wires and DLO cable.

Does it require additional taping or covers?
No. The aluminum core is wrapped in high-dielectric plastisol insulation to provide a complete insulated connection without separate covers.

Is it suitable for 6 AWG wire?
Customers report it works well with 6 AWG fine-stranded wires; the official range covers 1-10 AWG.