Ancor 321703 Marine Grade™ Heat Shrink Ring Terminals, 1/2" Fastener, 8 Wire, Red, 3/Pk
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Ancor 321703 Marine Grade™ heat shrink ring terminals help you build a sealed, corrosion-resistant connection for marine wiring. Featuring a red, adhesive-lined heat shrink sleeve and a 1/2" fastener stud for secure mounting.
Key Features
- Marine Grade ring terminals with an adhesive-lined heat shrink sleeve
- Tinned copper construction helps resist corrosion and supports reliable current flow
- Adhesive-lined heat shrink tubing shrinks to form a tight seal
- Designed to provide vibration/strain relief at the connection
- Color: Red; Pack quantity: 3/Pk
Intended Use
- Marine and boat electrical wiring and repairs
- Crimp-on ring terminal connections for studs/bolts in harsh environments
- General low-voltage DC wiring where a sealed, strain-relieved termination is desired
Product Details
- Ancor Marine Grade™ heat shrink ring terminals
- Part number: 321703
- Catalog/SKU: 639-321703
- Wire range: 8 AWG
- Ring terminal type: Heat shrink ring terminal
- Fastener/stud size: 1/2"
- Color: Red
- Quantity: 3 per pack
- Includes adhesive-lined heat shrink sleeve for an enclosed, sealed connection
Parts Desk Insights
Best Use Case: Use this style of terminal when you need a crimped ring terminal that ends with a shrink-sealed connection for improved protection against moisture and vibration.
Common Issues: Common install issues include using the wrong wire gauge for the terminal, an under-crimped connection (which can pull loose), or insufficient heat to fully activate the adhesive-lined shrink sleeve—follow the correct crimping and heat-shrink steps for a tight seal.
Related Products & Accessories
- Browse heat shrink & adhesive lined terminals - Find matching ring terminal sizes and other adhesive-lined heat shrink connectors.
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.