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Clear box with 120 black heat-shrink solder-seal wire connectors inside

Heat Shrink Solder Seal Wire Connectors Kit 120PCS

SKU CH-6EN1-7YMAF

A 120-piece kit of UL-listed, solderless heat-shrink butt connectors with dual adhesive rings for waterproof automotive and marine wiring repairs

  • Certifications and standardsUL Listed
  • Product colorBlack
  • Solderless joints finished in seconds with a heat gun
  • Waterproof seal from dual adhesive rings blocks moisture ingress
  • High-temp tubing resists melting before the solder ring flows
  • UL Listed and IATF 16949:2016 compliant for automotive repairs
  • 120-piece kit covers a wide range of wiring tasks

120-Piece Solder Seal Connector Kit

This 120-piece kit supplies heat-shrink butt connectors that join wires without solder or crimp tools. A heat gun activates the internal solder ring and dual adhesive seals to create a waterproof joint. The assortment suits automotive, marine and general electrical repairs where reliable splices are required.

Replaces Crimp-and-Tape Workflows

Traditional crimp terminals plus separate heat-shrink tubing and electrical tape add steps and bulk. These all-in-one connectors eliminate the crimper and the tape roll, cutting installation time in tight loom runs. The jump is worth it when repeatable waterproof seals matter more than the lowest per-unit cost.

Sustained Moisture and Vibration Resistance

Dual hot-melt adhesive rings maintain a seal against water ingress and engine vibration over long service intervals. The sleeve material resists premature shrinkage so the solder ring flows before the tubing tightens. UL-listed construction and IATF 16949:2016 compliance confirm consistent manufacturing quality for permanent installations.

How it compares

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Price $13.99
Typical for this category: the median of 1,040 items is $13.99.

Specifications

Product
Product colorBlack
Environment & compliance
Certifications and standardsUL Listed

Questions about this item

What wire gauges do the 120 connectors in this kit accept?

The kit contains 120 heat-shrink butt connectors with internal solder rings; each connector is sized for standard automotive wire gauges and the hot-melt adhesive rings seal the joint once heated.

What tool and temperature setting should I use so the tubing shrinks before the solder ring melts?

Apply a heat gun on a medium setting and move it evenly along the connector; the exclusive tubing material is formulated to shrink and activate the adhesive before the solder ring reaches melting point.

How do I know when a sealed joint needs to be replaced?

Inspect the clear heat-shrink sleeve for cracks, discolouration or adhesive leakage; UL-listed and IATF 16949:2016 compliant connectors should remain watertight unless the sleeve is physically damaged.

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