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Weatherproof soldering butt connectors with pre-measured solder sticks and dual hot-melt adhesive rings create strong, sealed joints in seconds; these marine-grade butt connectors with solder are gauge-marked, impact-resistant and perfect for fast, reliable wiring in harsh, wet environments.
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Return Within 30 days After Receiving
Marque : Haisstronica
Couleur : rouge, blanc, jaune, bleu, vert
AWG : 22-18, 26-24, 12-10, 16-14, 18-16
Matériau de contact : cuivre
Type de connecteur : épissure bout à bout
Matériau isolant : polyoléfine
Style d'emballage : en boîte, en sac, en bouteille, bacs de rangement amovibles
Bénéficiez d'une innovation de pointe et d'une qualité professionnelle avec les connecteurs de fils à souder Haisstronica . Nos connecteurs soigneusement conçus combinent soudure et scellement en une seule opération, simplifiant considérablement vos projets électriques et garantissant une performance durable et résistante aux intempéries.
Les connecteurs à souder et à sceller Haisstronica allient fiabilité et efficacité. Dotés de baguettes de soudure de haute qualité et d'une gaine thermorétractable intégrée, ces connecteurs simplifient le câblage et vous font gagner un temps précieux. Plus besoin de sertissage, de soudure ou de ruban adhésif : une solution simple et tout-en-un pour des connexions robustes et sécurisées.
Nos connecteurs à souder bout à bout garantissent une conductivité électrique et une résistance mécanique exceptionnelles. Chaque connecteur à souder bout à bout est composé de fils de soudure de précision qui fondent et répartissent uniformément la soudure, créant ainsi une jonction solide et résistante aux vibrations. Avec Haisstronica, vous obtenez des connecteurs parfaitement soudés à chaque fois, réduisant ainsi les pertes de signal et évitant les connexions intermittentes.
Que vous ayez besoin de câblage automobile, d'installations marines, de réparations domestiques ou de bricolage électronique, la gamme de connecteurs de fils à souder Haisstronica est faite pour vous. Ces connecteurs se soudent facilement sur différents calibres de fils, ce qui les rend adaptés à tous types de projets, des réparations rapides aux projets de câblage complexes :
Réparations de câblage automobile : connexions fiables dans des environnements à fortes vibrations.
Electronique Marine : Joints anticorrosion qui résistent à l'eau salée et à l'humidité.
Projets électriques résidentiels : installations faciles avec des résultats professionnels.
Electronique DIY : Soudure de précision sans outils ni compétences spécialisées.
Nos connecteurs sont dotés d'une gaine thermorétractable à double paroi qui forme une barrière étanche et isolante autour de vos fils. Une fois chauffée, la gaine se rétracte étroitement autour de la connexion, la protégeant ainsi de l'humidité, de la saleté, de la corrosion et des agressions environnementales. Grâce à la technologie de soudure et de thermorétraction Haisstronica, vos connexions restent stables et durables, même dans les conditions les plus difficiles.
Oubliez les méthodes de soudure traditionnelles et complexes. Grâce à nos connecteurs thermorétractables innovants, insérez simplement vos fils, appliquez une chaleur uniforme et observez la soudure fondre parfaitement. C'est rapide, propre et infaillible : pas besoin de fer à souder spécialisé, un simple pistolet thermique ou un briquet suffit.
En tant que leader des solutions de soudure pour connecteurs de fils , Haisstronica teste rigoureusement chaque produit pour dépasser les normes de l'industrie. Notre engagement envers la qualité garantit des connecteurs de fils soudés fiables et fiables pour toutes vos installations électriques.
Installation sans effort : combinez la soudure et le scellement en une seule étape facile.
Résultats professionnels : Assure des connexions sécurisées, conductrices et permanentes.
Utilisation polyvalente : idéal pour les projets automobiles, marins, domestiques et de bricolage.
Durable et imperméable : protège contre l'humidité, la corrosion et l'usure.
Assurance qualité : Chaque connecteur est rigoureusement testé pour sa fiabilité.
Réalisez votre prochaine connexion électrique rapidement, en toute sécurité et avec étanchéité grâce aux connecteurs de fils à souder Haisstronica , le choix le plus intelligent pour les professionnels et les amateurs.

Caractéristiques:
Quick Secure Connections
Perfect for outdoor projects, it keeps your connections safe from moisture and corrosion.
Guaranteed Weatherproof
Its innovative design ensures a secure bond every time, making your projects smooth and efficient.
Easy To Use & Saves Time
Save time and effort with connectors that simplify your tasks without compromising quality.
Enhanced Safety
Reduce burn & hazard risks to ensure a safer working environment, while being 100% safe for electronics.
Fits All Projects
From automotive repairs to home improvements, it’s the go-to solution for any wiring challenge.
Lasting Reliability
With high-quality materials and construction, it delivers reliable connections that stand the test of time.
When you require quick, durable, and reliable electrical connections, Haisstronica’s heat shrink solder connectors stand apart. Designed specifically to simplify and enhance wiring tasks, these connectors offer robust solder joints combined with heat-shrink tubing to ensure a completely weatherproof seal.
Perfect for automotive, marine, industrial, and home wiring projects, our solder wire connectors eliminate complicated soldering processes and deliver superior conductivity and protection every time.



Yes. These Haisstronica connectors are marine-grade butt connectors with solder, hot-melt rings and heat shrink with solder that create a fully sealed joint. Once heated, the sealed solder connectors and built-in wire sealant protect the splice from saltwater, moisture and corrosion, making them ideal for boats, trailers and other marine wiring.
The kit on is typically supplied in an organized plastic box, so your solderless electrical connectors and small parts stay sorted by size. Packaging can change over time, so check the current listing photos to confirm how this set of solderless connectors is packed.
Very easy. Each soldering butt connector is pre-loaded with low-melt solder and adhesive rings. Simply overlap the stripped wires, slide on the connector, and heat evenly with a soldering iron or heat gun. As the solder sticks melt and the tubing shrinks, you get a reliable soldering connection without crimp tools or extra flux.
The tubing and solder are designed for typical heat shrink soldering temperatures. Just heat until the inner ring flows and the tube fully contracts—well above the solder melting point but below the level where the sleeve would scorch. You don’t need to dial in an exact soldering iron temperature; use a controlled heat gun and avoid open flame for best results.
Shoppers often highlight how quick these solder seal connectors are to use and how well the joints hold up in wet, mobile environments. Many reviews mention clean, strong solder splices and appreciate that one connector can both solder and seal in a single step. For the latest feedback, check the review section on the product page.
Yes. Each shrink solder connector uses colored tubing (for example, red, blue, yellow, white) plus printed AWG markings so you can instantly match the right size to your wire gauge. This color coding makes it easy to seal wire correctly and avoid mixing sizes, especially when working quickly or in low-light areas.
Haisstronica offers a full line of waterproof wire connectors—our best-selling solder seal wire connectors and solder and seal wire connectors—so you can match the right piece to your job. A solder seal wire connector (also called a heat shrink solder connector, solder sleeve connector, or butt connector with solder) is used to splice two conductors and seal the joint in one step. Each piece combines a clear heat-shrink tube, a low-temperature solder ring, and dual hot-melt adhesive bands to deliver a tight, durable splice for automotive wire connectors, marine projects, and home wiring.
How it’s built and how it works: the clear EVA/polyolefin tubing lets you see soldering penetration as the alloy melts and flows; the hot-melt adhesive cools in seconds and locks out moisture; and the integrated solder sleeves create an electrically solid, long-lasting soldered connector. Slide the sleeve over stripped conductors with proper overlap, center the solder ring, then apply even heat—this is true solder and heat shrink in a single motion, no crimp required. When finished, the joint behaves like a one-piece, sealed solder connector.
For maximum strength and sealing, choose the connector by the conductor gauge—not by overall jacket thickness or extra wrap. Haisstronica prints the wire gauges directly on the tubing for quick pick-and-place selection, so you always match the right solder butt connector to the job. Clean copper strands, insert to full depth, and heat until the solder heat shrink flows and the adhesive forms continuous fillets at both ends. Selecting by true AWG and heating evenly prevents weak joints often seen with mis-sized or under-heated solder wiring connectors.
Count on Haisstronica for quality, sturdy solder connectors that secure loose ends and keep systems running. Our hot-melt system delivers the right amount of adhesive that cools, hardens, and reaches bond strength within seconds—ideal sealed connectors for field service. If you need reliable wire solder connectors that stand up to vibration, water splash, and road grime, our kits are ready. For product details and sizing help, browse our catalog of wire connectors with solder. Questions about waterproof solder wire connectors for your application? Contact us—our team is here to help.
Want deeper know-how? Read our step-by-step guides on installing heat shrink solder connectors and choosing the correct size of solder seal connector for different wire bundles. You’ll learn best practices for staggering splices, managing strain, and routing solder wire connections in tight spots—techniques that make shop or roadside repairs as fast as bench work.
There are three common splice styles in our range: 1) straight solder butt connectors for end-to-end joins; 2) ring and spade solder terminals for panel terminations; and 3) inline solder splice connectors for multi-segment repairs. Your application drives the choice. For critical or wet locations, always use crimp and seal connectors or our solder & seal sleeves that combine electrical continuity with an adhesive-lined barrier. Avoid plain solderless connectors where a watertight joint is required.
What’s inside matters. Our tubing is abrasion-resistant EVA/polyolefin for long-term reliability; the transparent body confirms full wire connector solder flow; and the adhesive bands act as a true wire sealer. Compared with simple heat-shrink alone, the integrated alloy creates a robust solder wire splice that won’t wick moisture or loosen under vibration—exactly what you want in automotive wire connectors kit repairs, boat wiring, and outdoor installs.
To achieve the designed performance, use the minimum connector count for the route and heat each piece to full activation—the solder must liquefy and the ends must seal. Space splices to avoid concentrated bending, and let the joint cool before loading. Following these steps allows the assembly to reach its intended efficiency, the same way torque is essential for mechanical hardware.
Finish options in our line address real-world conditions. Choose color-coded sizes for quick identification, or reach for assorted kits when servicing mixed harnesses. Whether you’re shopping solder stick connectors, compact quick solder connectors, or full solder wire connector kit assortments, you’ll find the right match for repair benches, trail bags, and service trucks.
Haisstronica stands behind every connector. If you’re not satisfied, reach out—our quality commitment means we’ll make it right. When your project demands best waterproof solder wire connectors that combine electrical integrity with a dependable shrinkable seal, choose Haisstronica solder seal wire connectors for results that last.