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21003 Sealed Crimp and Solder Insulation Butt Connector, Pol - AUVECO - Auto Vehicle Parts LLC

Part #: 21003

The AUVECO 21003 Sealed Crimp and Solder Insulation Butt Connector offers a professional-grade solution for creating robust and enduring electrical connections in demanding automotive and industrial settings. Engineered for reliability, these connectors combine mechanical crimping for secure retention, soldering for superior conductivity, and heat-shrink sealing for maximum environmental protection. This triple-action design ensures a long-lasting and efficient electrical splice.

Key Features

  • Triple-Action Sealing: Integrates mechanical crimping for secure wire retention, low-temperature solder for enhanced electrical conductivity, and adhesive-lined heat shrink tubing for a moisture-proof, durable seal.
  • Precision Installation: Equipped with clear crimp indicators to guide tool placement and internal wire-stops that prevent over-insertion, simplifying accurate and consistent termination.
  • Optimized Solder Application: Features pre-measured, flux-coated solder alloy to ensure consistent, high-quality bonds while actively cleaning metal surfaces during the soldering process.
  • Visual Inspection: Translucent polyolefin tubing with an integrated inspection window allows technicians to visually confirm proper wire seating and complete solder flow, assuring connection integrity.
  • Corrosion and Abrasion Resistance: The sealed, adhesive-lined polyolefin exterior provides excellent protection against moisture, chemicals, and physical abrasion, extending the lifespan of the connection in harsh environments.

Applications

The AUVECO 21003 butt connectors are suitable for professional technicians and mechanics requiring dependable wiring repairs or extensions. Common use cases include automotive electrical system repairs, marine wiring, heavy equipment maintenance, industrial machinery, and other applications where a durable, sealed, and high-conductivity electrical connection is paramount.

Specifications

  • Wire Gauge: 20 to 18 AWG
We have 10 in stock
List: $25.95 Save: $5.40

$20.55

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This product was added to our catalog on Friday 12 June, 2026.

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