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Blue heat-shrink solder-seal wire connectors kit 120 pieces

Kuject Heat Shrink Solder Seal Wire Connectors Kit 120PCS Blue

SKU CH-ZHCC-W296K

A 120-piece kit of solder-seal butt connectors that create waterproof joints with only a heat gun, suited to tight spaces and listed to IATF 16949:2016

  • Product colorBlue
  • Solderless joints with just a heat gun for faster repairs
  • Bent connections fit tight spaces without crimping tools
  • Dual adhesive rings seal out moisture for waterproof reliability
  • High-temp material prevents tubing melt before solder flows
  • IATF 16949:2016 listed for automotive-grade quality assurance

120-Piece Solder-Seal Connector Kit

The Kuject kit contains 120 blue heat-shrink butt connectors that combine a solder ring and dual adhesive seals. Automotive technicians, marine installers and DIY restorers can make permanent, water-resistant splices without a crimp tool or separate soldering iron.

IATF 16949:2016 Listed Build Quality

Each connector uses a high-temperature sleeve that resists premature shrinkage while the internal solder ring melts and the two hot-melt adhesive rings flow. The finished joint bends for routing through tight loom or bulkhead passages and the adhesive bonds to insulation for a moisture barrier that meets automotive-grade requirements.

Replaces Crimp-and-Tape Workflows

The all-in-one design eliminates separate crimping, soldering and taping steps, cutting installation time on harness repairs, lighting retrofits or trailer wiring. The jump is worthwhile when a sealed, vibration-resistant connection is required and access is too limited for traditional crimp tools or open-flame soldering.

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Price $14.99
Typical for this category: the median of 1,040 items is $13.99.

Specifications

Product
Product colorBlue

Questions about this item

What standard does the IATF 16949:2016 listing cover for these connectors?

The connectors meet the IATF 16949:2016 automotive quality management standard, confirming they are produced under the latest International Automotive Task Force requirements for car repair and modification.

What physical space is needed to fit and seal each butt connector?

Each connector includes two hot-melt adhesive rings that seal when heated; the tubing shrinks around the joint and can be bent afterward, so only enough room for a heat gun nozzle is required.

How are these solder-seal connectors installed, and what step is often done wrong?

Strip the wires, insert them into the connector, then apply a heat gun until the solder ring melts and the tubing shrinks; the common mistake is using too little heat so the solder does not fully flow.

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