Reliable solder joints
The integrated solder ring melts at 220°C to create a strong, low-resistance connection.
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- 14-day easy returns
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Why customers love it
Waterproof wire splices in seconds, no stripping needed
Create secure, waterproof wire splices quickly with these heat shrink solder connectors. Each connector features a built-in solder ring that melts to form a strong, conductive bond while the outer sleeve shrinks to insulate and seal the connection.
- Integrated solder ring melts at 220°C for a reliable, low-resistance joint
- Heat shrink sleeve activates at 80°C, providing a tight, waterproof seal
- Simple to use with a heat gun or lighter—no stripping or crimping required
- Rated for a working temperature range of -10°C to 100°C
- Dielectric strength of 1kV for safe insulation
- Ideal for automotive, marine, and household electrical repairs
Why you'll love these connectors
Waterproof seal
The heat shrink sleeve activates at 80°C, forming a tight, waterproof barrier around the splice.
Fast, tool-free installation
Simply apply heat with a heat gun or lighter—no stripping or crimping required.
Setup
How to use
No electrician, no wiring, no fuss.
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Slide the connector on
Place the heat shrink solder connector over the stripped wire ends to be joined.
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Apply heat
Use a heat gun or lighter to heat the connector until the solder ring melts and the sleeve shrinks.
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Let it cool
Allow the connector to cool, forming a secure, waterproof splice.
Specs
The details that matter
Built to last outdoors, season after season.
- Product Type
- Waterproof Heat Shrink Solder Wire Connectors
- Material
- Copper
- Quantity
- 50, 70, 100 pieces
- Solder Melting Point
- 220°C
- Heat Shrink Activation Temperature
- 80°C
Our worry-free shopping promise
If your order arrives damaged, defective, or not as described, contact us within 14 days and we will make it right with a replacement or refund.
Frequently asked questions
Everything you might want to know before you order.
What is the working temperature range?
The connectors are rated for a working temperature range of -10°C to 100°C.
What is the dielectric strength?
The connectors have a dielectric strength of 1kV for safe insulation.
What is included in the pack?
Various quantities of connectors are included, with mixed or single tape types available.
How do I use these connectors?
Simply apply heat with a heat gun or lighter—no stripping or crimping is required.
Shipping & returns
Shipping
- Delivers to United States (based on your selected country/region).
- Estimated delivery: 3–15 business days after dispatch.
- Shipping cost: Free.
Returns
You can request a return within 14 days after delivery. Standard returns have a €4.00 EUR (approximately $4.66 USD) flat-rate return shipping fee, deducted from your refund. Return shipping is free for items that arrived damaged, defective, or incorrect. Items should be unused and in original packaging where possible. Contact us before sending anything back.