Ideal 46-382 Heat Shrink End Cap 4 Awg to 3/0 Awg

Product Description

The IDEAL 46-382 is a heat shrink end cap designed to seal and protect the exposed ends of large-gauge conductors ranging from 4 AWG to 3/0 AWG. When heated, the cap shrinks tightly around the conductor end, creating a moisture-resistant seal that prevents corrosion, oxidation, and contamination at wire terminations. This type of end cap is commonly used by electricians working on power distribution, marine wiring, automotive, and industrial applications where sealed wire ends are required for long-term reliability. Installation requires a heat gun and takes only seconds per termination.

The 46-382 is suited for applications where bare conductor ends must be protected from environmental exposure, including outdoor electrical runs, underground splices that require end sealing, and marine or wet-location wiring. The wide conductor range — 4 AWG through 3/0 AWG — makes this cap adaptable across a broad set of service entrance, feeder, and large-circuit wiring scenarios encountered in both residential and commercial electrical work.

Key Features

• Accepts conductors from 4 AWG to 3/0 AWG for broad application coverage
• Heat shrink construction creates a tight, moisture-resistant seal on conductor ends
• Protects against corrosion, oxidation, and environmental contamination
• Compact and lightweight at 0.2 pounds per unit
• Quick installation with a standard heat gun — no special tooling required

Compatibility

Designed as an end-sealing solution for bare conductor ends in the 4 AWG to 3/0 AWG range, suitable for use in residential, commercial, and industrial electrical installations requiring moisture protection at wire terminations.

Installation Notes

Installation should be performed by a licensed electrician following applicable NEC requirements. De-energize and lock out the circuit before handling any conductors. Slide the cap fully over the conductor end and apply uniform heat with a heat gun, working from the closed end outward, until the cap conforms tightly to the wire. Do not use an open flame as a heat source, as uneven heat can damage the cap or conductor insulation.

Technical Specifications

• Conductor Range: 4 AWG to 3/0 AWG
• Weight: 0.2 pounds
• UPC: 78325046382

Standard Information

• Brand: IDEAL
• Manufacturer Part Number: 46-382