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Genuine Ancor 12-10 Heatshrink Butt Connectors - 500-pack Economy Pack [5A2hUZR7]

$42.99 $137.99 -69%

Ensure your marine electrical connections are secure and reliable with our 12-10 Heatshrink Butt Connectors. Designed specifically for the demanding conditions of marine and boating environments, these connectors provide exceptional protection agains

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Genuine Ancor 12-10 Heatshrink Butt Connectors - 500-pack Economy Pack [5A2hUZR7]

Ensure your marine electrical connections are secure and reliable with our 12-10 Heatshrink Butt Connectors. Designed specifically for the demanding conditions of marine and boating environments, these connectors provide exceptional protection against water, corrosion, and physical stress, ensuring long-lasting performance for your vessel's wiring needs.

Key Features

  • Superior Durability: Constructed with cross-linked polyolefin tubing, these connectors are significantly stronger than standard PVC tubing and offer enhanced resistance to burning.
  • Advanced Sealing: Heat-activated adhesive lining creates an impervious seal against saltwater, oil, acids, and sunlight, while also providing effective strain relief.
  • Marine-Grade Insulation: Equipped with a nylon insulator, these connectors are preferred by experts for their resistance to sunlight, water, oil, chemicals, vibration, and cut-through damage.
  • Certified Quality: UL Listed and CSA Recognized, ensuring compliance with safety and performance standards.
  • High Shrink Ratio: Shrinks to one-third of its original size, allowing for a compact and secure fit.
  • Optimal Shrinking Temperature: Shrinks effectively at 257°F (125°C) to form a tight seal.
  • Wide Operating Range: Functions reliably in temperatures ranging from 40°C to 110°C.
  • Enhanced Adhesion: Features built-in heat-activated adhesive within the heat shrink sleeve for a watertight seal and superior vibration and strain relief.
  • Corrosion Resistant: Tinned for added protection against corrosion in harsh marine environments.
  • Pure Copper Construction: Ensures maximum current flow with high conductivity.
  • Strong Brazed Seam: Provides maximum strength and durability for long-term use.
  • Compatibility: Suitable for wire ranges 12-10 AWG and 3-5 mm.

Technical Specifications

Gauge 12-10 AWG
Type Butt Connectors
Quantity per Pack 500
Heat Shrink Yes
Box Dimensions 4"H x 4"W x 13"L
Weight 3.6 lbs
UPC 091887308259

Safety Information

Warning WARNING: This product can expose you to chemicals including di(2-ethylhexyl)phthalate (DEHP), which is known to the State of California to cause cancer, birth defects, or other reproductive harm. For more information, visit P65Warnings.ca.gov.

Additional Resources

Quick Guide (PDF)

What Our Customers Say

January 30, 2026

Absolutely no complaints!

Five stars, would definitely recommend.

- James P..

January 30, 2026

Absolutely no complaints!

This is a very solid and reliable piece.

- Oaklyn E..

January 30, 2026

Absolutely no complaints!

The user interface is clean and simple.

- Xavier G..

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