SKU: 48195905165

Copper Non Insulated Butt Connectors Kit

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Description

Copper Non Insulated Butt Connectors KitBrand: Haisstronica AWG: 26 6 Haisstronicas non insulated butt connectors kit is engineered for professionals who demand clean, low resistance wire joins with maximum conductivity. Each non insulated butt connector is crafted from high purity copper, making it ideal for high performance electrical systems where strength and precision matter. This set pairs perfectly with non insulated ring terminals, allowing you to build full crimp style circuits

Brand: Haisstronica

AWG: 26-6

Haisstronica’s non insulated butt connectors kit is engineered for professionals who demand clean, low-resistance wire joins with maximum conductivity. Each non insulated butt connector is crafted from high-purity copper, making it ideal for high-performance electrical systems where strength and precision matter.

This set pairs perfectly with non insulated ring terminals, allowing you to build full crimp-style circuits with confidence. Whether you’re wiring vehicles, control cabinets, solar systems, or marine electronics, these connectors deliver the durability you expect—without insulation bulk.

Use them alongside heating shrink tubing or shrink heat shrink tubing for added protection and moisture sealing. Unlike insulated alternatives, these raw terminals give you full control over your wiring layout and ensure clean contact with non-insulated ring terminals.

From mechanics to electricians, this kit empowers you to get the job done right—every time.

Features:

  • Product Material: Crafted from premium-grade red copper with a uniform tin-plated coating, these non-insulated butt connectors provide exceptional corrosion and oxidation resistance.
  • Chamfering Design: Precision beveled entry ensure smooth wire insertion for effortless installation.
  • Strong Crimps: Heavy-duty seamless butt connector barrels ensures ultra-secure crimps, Wire stop at the terminal center visually confirms full wire seating and proper alignment, ensuring maximum crimping tightness.
  • Heat Shrink Tubing Recommended: For maximum waterproof sealing, we recommend insulating the connection with heat shrink tubing to create an airtight moisture barrier.
  • Wide Application: These butt connectors are suitable for a wide range of applications including automotive, marine, DIY and Industrial Applications.

Copper Non Insulated Butt Connectors Kit – Professional Grade


Precision Crimping with Raw Copper Terminals

Designed for professionals, these non insulated butt connectors offer a sleek, solderless solution for permanent, low-resistance splices. Built from pure copper, they outperform aluminum or plated alternatives in both conductivity and mechanical strength.


Perfect Match for Non Insulated Ring Terminals

This kit complements our full line of non insulated ring terminals and non-insulated ring terminals, ideal for complete custom circuit building. Whether you're working on automotive, industrial, or marine systems, you can trust these connectors to perform.


Ready for Shrink Tubing Protection

Pair your crimps with heat-shrink tubing, heating shrink tubing, or shrink heat shrink tubing to add water resistance and strain relief. This kit offers insulation flexibility—use bare, wrap with tape, or seal with shrink tubing as needed.


Applications Include

  • Automotive harness repairs

  • Solar and battery systems

  • Industrial panels and switchgear

  • Trailer and marine wiring setups


What’s Inside the Kit

  • Assorted sizes of pure copper non insulated butt connectors

  • Durable organizer box

  • Gauge chart for easy selection

  • Instructions for crimp technique and optional shrink tubing use


Why Haisstronica?

Haisstronica stands for premium electrical connection tools trusted across the U.S. This non insulated butt connector kit is built for those who prefer precision over plastic and reliability over shortcuts. Make every connection count—with the raw strength of copper and the freedom of pro-grade design.

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.
Exchange/Return Notes
  • We offer a 30-day return/exchange service after receiving.
  • Final sale items are not eligible for returns or exchanges.
  • To process your return/exchange, please contact us at [email protected]
  • Please click here for more details>>> Return & Exchange Policy
SKU: 48195905165

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4.4 ★★★★★
Based on 26 reviews
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Verified Purchase
Shahida M Parveen
West Palm Beach, US
★★★★★ 4
Fits bmw x5 35i 2015
Installation was pretty easy. Works as designed. Will update.
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on July 16, 2023
M
Verified Purchase
MLG
Natrona Heights, US
★★★★★ 5
Great price
I love Mann filters. Great for the price and great quality. I was surprised how cheap they were ( my car takes 2 filters and two come in the box). They fit like a glove and now I am enjoying fresh air
WAS THIS REVIEW HELPFUL?YesReportShare
Reviewed in the United States on March 30, 2026
E
Verified Purchase
Erik Pontes
Bozeman, US
★★★★★ 5
Can’t beat MANN quality
Bought to replace the filters on my 2015 bmw x5 as there was a musty smell from ac. Old filters were another junk company that fit very loosely. I was impressed by the quality and how secure the MANN filters locked into the housing; musty smell all gone now! Easy 10min replacement job, comes with VERY detailed instructions for the less mechanically inclined
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Reviewed in the United States on April 12, 2024
K
Verified Purchase
Kody A.
Lowell, US
★★★★★ 5
Great product
Fits our 2012 X5d perfectly. Do yourself a favor and youtube the process for replacing these. You'll see it's well worth doing yourself rather than paying a shop that charges a BMW premium on everything. Also something I learned recently... this is a low cost high charge item at the mechanic. A lot of times when they suggest replacing these it's because they just tick the box and don't actually look at them. We had our mechanic admit this on a recent service where it was suggested to replace, when we had just done it ourselves in April.
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Reviewed in the United States on July 23, 2023
M
Verified Purchase
Mahera
Phoenix, US
★★★★★ 5
Perfect fit for our 2018 X5 35D
Perfect fit. Never replaced a filter in this car before and took me only 13 minutes. I timed it lol. That includes taking some before and after pictures from the old and new filter. What is worth mentioning is that the car was until now under the “fake maintenance” from BMW that comes with a new car and goes until 36.000 miles. Up to this mileage there is no other service the. The oil changes (3) due. The first real checkup is at a higher mileage and not covered anymore. Anyway , those filters where replaced before from a BMW dealership. When I compare the new filters and the filters I took out of the car they look the same. I was expecting to find some BMW marks on the installed filter but perhaps they don’t put their name in it anymore??? Or it could be they also put “after market” parts in. Anyway, BMW quoted me in all seriousness 700 dollar to replace those filters and the Inside filter The inside filter is on its way and is 25 dollar. Together with those filters the parts came to 55 dollar and I guess a total of 30 minute of work. Well done BMW, lol. We all need to make a living buy that should be considered “robbery” Anyway, if you thinking about replacing those filters then go for it. It’s not complicated and all you need is a screw driver to get one plastic river out that you can push back in once you are done. Those filters here from MANN are the real deal and fit perfectly and state that they are made in Germany. I have no reason not to believe it.
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Reviewed in the United States on April 28, 2020

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