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Celebrating over 50 years of Trusted Marine Service
Over 50 years of Trusted Marine Service

Ancor 317903 Marine Grade® Heat Shrink Disconnects, 16-14 Male, Blue, 3/pk

Original price $10.63 - Original price $10.63
Original price
$10.63
$10.63 - $10.63
Current price $10.63
Item locally warehoused

Free returns on all eligible orders

You have 30 days to request a return. All sale items are final sale.

Ancor 317903 Marine Grade® heat shrink disconnects are built for marine electrical connections—tinned copper terminals paired with adhesive-lined heat shrink tubing for a sealed, strain-relieved join on 16–14 AWG wire.

Key Features

  • Tinned copper terminals help maximize current flow and corrosion resistance
  • Adhesive lined heat shrink tubing shrinks to form a tight seal
  • Designed to provide vibration and strain relief
  • Heat shrink disconnect with .250 in tab size (as referenced in the provided product content)
  • Marine Grade® construction for harsh environment wiring

Intended Use

  • Marine and boat electrical wiring (12V/24V systems)
  • Deck, helm, bilge, and accessory wiring where sealed, vibration-resistant connections are needed
  • Any application requiring adhesive-lined heat shrink disconnects for 16–14 AWG connections

Product Details

  • Brand/Series: Ancor Marine Grade®
  • Part Number: 317903
  • Catalog/SKU: 639-317903
  • Connector Type: Heat Shrink Disconnects (Male)
  • Wire Range: 16–14 AWG (blue)
  • Tab Size: .250 in (6.4 mm) tab size (as stated in the provided product content)
  • Quantity: 3/pk

Parts Desk Insights

Best Use Case: Use these male adhesive-lined heat shrink disconnects when you want a sealed connection that resists moisture intrusion and holds up to vibration typical in marine environments.

Common Issues: Common install issues include mismatched wire gauge (ensure the wire is in the 16–14 AWG range), insufficient heat to fully shrink the adhesive-lined tubing, and poor crimp quality—use the correct crimp tool and confirm the crimp and insulation interface before shrinking.

Related Products & Accessories

Shipping information

In-stock and OEM parts: ship same or next business day.

Locally warehoused items: ship within 1-3 business days.

Special-order items: timeline confirmed after order.

Returns & warranty

Returns & Satisfaction Guarantee

We stand firmly behind the quality of every product we sell. Your confidence matters to us — and we back it with a straightforward 30-Day Satisfaction Guarantee.

If you are not fully satisfied, you may request a return within 30 days of delivery. All returns must receive pre-approval prior to being sent back. Unauthorized returns will not be accepted.

To qualify for a return:


  • Item must be in new, unused condition

  • Product must be in its original packaging

  • All parts, components, hardware, manuals, and accessories must be included

  • Packaging must be undamaged and suitable for resale

Important:

Electronics are strictly inspected. No returns on open-box electronics. Exceptions may apply only with prior written approval. Any electronic unit that has been installed, powered, activated, or altered may not be eligible for return.

We are serious about product integrity — and equally serious about taking care of our customers. If there is ever a product issue, contact us immediately so we can make it right.

For return authorization, please contact our support team before shipping anything back.

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