300 pcs Solder Seal Wire Connectors (Red: 200pcs Blue: 100 pcs), Heat Shrink Butt Connectors Insulated Waterproof Solder Stick Terminals Kit 22-18 & 16-14 Gauge

(25 customer reviews)

$36.99

+ Free Shipping
  • Fast and easy: just one step, you get a soldered, sealed, waterproof and insulated connection. electrical work gets cut in half.
  • Premium solder seal sing: more solder, easy to melt. it completely seals the wires for a durable and stable connection.
  • Exceptional waterproofing and wealing performance: waterproof grade IP67. ideal for marine and outdoor applications.
  • Clear adhesive-lined polyolefin shrink tubing, allows visual inspection for the connection.
  • Easy to use: simply position the stripped wires into the solder sleeve and apply heat to finish the connection.
  • Easy identification: color-coded connector tubing.
  • Ideal for tight spaces.

25 reviews for 300 pcs Solder Seal Wire Connectors (Red: 200pcs Blue: 100 pcs), Heat Shrink Butt Connectors Insulated Waterproof Solder Stick Terminals Kit 22-18 & 16-14 Gauge

  1. William A. Cummings

    Overall, these connectors are easy to use and make a clean electrical connection. Slip on, hold in place while using a heat gun – a few seconds to cool and it’s complete. The only negative is the same as using the solder gun – you often need more than two hands to keep everything in place during the heating.

  2. M. Hughes

    We use a lot of these handy splices. They work great!

  3. ken taylor

    Worked great, I used them to install cameras in a fleet companies trucks.

  4. sign guy

    Works great. Fast easy.

  5. Sal

    I discovered this particular product after having purchased similar products from different companies.Upon receiving the shipment, I immediately put it to the test. I soldered some wire that I did not want to be bulky at the connection point and it came out great. These particular connectors seem thicker than others I’ve purchased before which is a good thing because I’ve had connectors of the same type fall apart shortly after having heated them up.Overall, I’m pleased with the connectors and will order more when I run out!

  6. Randal J. Mcmasters

    I had a small sample of these Solder Seals and liked the way they worked so I bought a larger supply here. These are so easy to use. Pull one wire through Solder Seal and then connect to other wire, pull back halfway through Seal to you are in center. Apply heat with heat gun and solder melts onto the wire and the ends also seal, making a secure waterproof connection. I have not had any of these fail. Quick shipper as well

  7. NHdave

    I had to bend back my 18ga wire over itself to fill up the opening so the wire held tighter prior to heating. Other than that they worked perfectly using a heat gun to shrink them.

  8. Sylvester Gilyard Jr

    Great Product

  9. J.P.

    I guess all of these sleeves have one side smaller diameter than the other, which sucks with a heavier jacket wire. I did notice these take a bit more heat to get the solder to flow but they still work great. This is about the best deal on Amazon for these.

  10. The Blacksmith

    I’m rewiring a large Z gauge layout and these are great to replace those darn little Marklin plugs. Easy to use and you get a great permanent connection.

  11. J.L. Bookthief

    To fabricate a wire harness

  12. William stair

    This item works just as well as the name brand

  13. Angel

    I use these quite a bit, this was a refill I needed for a kit I have. I really like how easy they are to use. I’ve used this on tons of automotive applications.

  14. M. DameronM. Dameron

    Strip the wires, insert, hold in position while you use a heat gun to warm the splice. the splice and your fingers will reach melting temperature, and bob’s your uncle….so to speak. I made a jig, see photo, from two alligator clips and some heavy wire soldered in between, to hold the wires immobile. Solved the problem and my fingers will heal pretty soon.

  15. Kristen M Fitzgerald

    I don’t know how I went without these for all these years. They work great

  16. Eric Burgin

    Worked great definitely better than forgetting to put the heatshrink on before soldering the wires together

  17. Denise Banks

    Husband purchased and he has no problems with product

  18. A wise cusomer

    They work good, takes a little more heat to get solder to melt So they ok

  19. Kindle Customer

    Like them. Easy to use but much too expensive.?

  20. Steve R

    These things are awesome. Great product and makes things super easy.

  21. Ira

    Great for electronics repairs, no need to bring over the soldering iron just need these and a heat gun

  22. Ben R.

    These are the best thing I’ve discovered in a long time!

  23. jeremy parsons

    these things are so much better that using those plastic connectors that you fold over onto a little metal tooth then snap closed, but they do take a little getting used to so that you dont over heat them and melt a hole in the side, so dont be a Dave, ok,

  24. A wise cusomer

    They work good, takes a little more heat to get solder to melt So they ok

  25. J.P.

    I guess all of these sleeves have one side smaller diameter than the other, which sucks with a heavier jacket wire. I did notice these take a bit more heat to get the solder to flow but they still work great. This is about the best deal on Amazon for these.

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