Best Plastic Butt Terminals of 2025

Harvey Wall Avatar
Harvey Wall
Last Updated: 30 Jan 2025

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Plastic Butt Terminals are small connectors used to join two or more wires together securely. These connectors are made from durable plastic and come in a range of sizes to fit various wire gauges. They are designed to be easy to install and provide a reliable connection that won't come loose over time. Plastic Butt Terminals are commonly used in automotive and electrical applications, as well as in home DIY projects. They are a cost-effective and efficient way to connect wires and are highly recommended for anyone looking to stabilise their electrical connections.

At a Glance: Our Top Picks

sourcing map Wire Connectors Assortment Kit, K2/UY2 Crimp Terminal Connectors Assortment Kit, Butt Connectors Cover #TOP 1
sourcing map Wire Connectors Assortment Kit, K2/UY2 Crimp Terminal Connectors Assortment Kit, Butt Connectors
ftb score rating icon 9.9
YIXISI 70 PCS Waterproof Heat Shrink Connectors Cover #TOP 2
YIXISI 70 PCS Waterproof Heat Shrink Connectors
ftb score rating icon 9.8
RUNCCI-YUN 100PCS Waterproof Heat Shrink Connectors Cover #TOP 3
RUNCCI-YUN 100PCS Waterproof Heat Shrink Connectors
ftb score rating icon 9.6

Top 10 Plastic Butt Terminals

#TOP 1

sourcing map Wire Connectors Assortment Kit, K2/UY2 Crimp Terminal Connectors Assortment Kit, Butt Connectors

a24052700ux1200
Orange
sourcing map Wire Connectors Assortment Kit, K2/UY2 Crimp Terminal Connectors Assortment Kit, Butt Connectors Cover
sourcing map Wire Connectors Assortment Kit, K2/UY2 Crimp Terminal Connectors Assortment Kit, Butt Connectors, for Waterproof Telephone Line Data Phone Wire Connector, Orange, 20pcs

Features
The Terminals Are Widely Used To Connect Telephone, Network Cables And Medium-Sized Low-Power, Small-Diameter Devices.
Type: K2/UY2; Suitable Wire Conductor Diameter: 0.4mm-0.9mm; Applicable Wire Gauge: 19AWG-26AWG; Size: 15x10x8mm/0.59x0.39x0.31-Inch (L*W*H); Hole Diameter: 2.5mm; Material: Plastic Casing, Gel-Filled Inside; Color: Orange
When Wiring, There Is No Need To Remove The Insulation Layer Of The Wire. Just Insert The Wire End Into The Wiring Hole Of The Terminal, And Then Press It With Pliers. This Way The Two Wires Are Connected.
The Appearance Is Bright And Transparent, And It Is Insulated, Moisture-Proof, Acid-Proof, Alkali-Proof, Heat-Resistant, Safe, Impact-Resistant, And Has A High Crimping Success Rate.
Please Make Sure To Disconnect The Power Supply. Please Make Sure To Select The Right Size Connector To Match The Cable.
#TOP 2

YIXISI 70 PCS Waterproof Heat Shrink Connectors

YE0202WWA07
BHT - 70pcs
YIXISI 70 PCS Waterproof Heat Shrink Connectors Cover
YIXISI 70 PCS Heat Shrink Butt Connectors Kits, Waterproof Heat Shrink Electrical Wire Butt Terminals, Waterproof Electrical Wire Terminals, Marine Automotive Crimp Terminals,10-26 AWG

The YIXISI Heat Shrink Connectors offer a comprehensive kit of 70 pieces, including red, blue, and yellow connectors to suit various wire sizes. Made with quality materials, these connectors feature a thick copper barrel that resists corrosion, ensuring a secure crimp every time. The double wall design effectively prevents water and moisture from compromising your connections, making them ideal for use in challenging environments. With easy-to-use colour-coded tubing and wire gauge imprints, you can quickly identify the right size for your project, enhancing convenience and efficiency.

What We Like
Corrosion-resistant copper barrels
Waterproof double wall design
Colour-coded for easy identification
Versatile for various applications
#TOP 3

RUNCCI-YUN 100PCS Waterproof Heat Shrink Connectors

R729
RUNCCI-YUN 100PCS Waterproof Heat Shrink Connectors Cover
RUNCCI-YUN 100PCS Heat Shrink Wire Connector Butt Terminals Kit, Crimp Connectors Waterproof Insulated Electrical Terminals Marine Automotive Cable(3 Colors / 3 Sizes)(red blue yellow)

The RUNCCI-YUN Butt Connectors kit includes 100 pieces in three sizes and colours, suitable for various wire gauges. Each connector features a heat shrink design with waterproof sealing, ensuring that your cables stay secure and protected, even in wet conditions. The premium quality copper core minimises voltage drop and enhances current flow, making your connections safer. With compliance to electrical standards, you will find that these connectors are perfect for automotive, marine, and electronic projects, providing convenience and reliability.

What We Like
Waterproof and reliable sealing
High-quality copper core
Compatible with various applications
Multiple sizes included
#TOP 4

YIXISI 190 PCS 6 Types Non Insulated Butt Connectors Kit, Wiring Terminal Automotive Connectors, Electrical Wire Ferrule Cable Crimp Terminal

YE0200WWA07
YIXISI 190 PCS 6 Types Non Insulated Butt Connectors Kit, Wiring Terminal Automotive Connectors, Electrical Wire Ferrule Cable Crimp Terminal Cover
YIXISI 190 PCS 6 Types Non Insulated Butt Connectors Kit, Wiring Terminal Automotive Connectors, Electrical Wire Ferrule Cable Crimp Terminal, with Heat Shrink Tube

Features
Premium Material: These Butt Connectors Are Made Of Copper, With Long-Lasting Good Electrical Conductivity, Low Contact Resistance, Low Melting Point, And Easy Soldering.
Package Includes: 100 PCS Non Insulated Butt Connectors And 90 PCS Heat Shrink Tube.
Wide Applications: The Non Insulated Butt Slice Connectors Are Widely Used In Wire Connection Or Building Custom Wiring Harnesses, Electric Power, Railways, Shipbuilding, Aviation, Household Appliances, Computers Or Other Automatic Equipment.
Easy To Use: Simply Strip The Ends Of The Wires You Want To Connect, Insert Them Into The Connectors, And Crimp The Connectors Using A Crimping Tool.
Design: Builtin Separator Makes It Easier To Insertthe Wires And Align Them Properly.Seamless Butt Connector Barrels Ensure Super Strong Crimps, And Prevent Your Wire From Slipping Out.
#TOP 5

RUNCCI-YUN Heat Shrink Butt Connectors

R810
Red, Blue, Yellow
RUNCCI-YUN Heat Shrink Butt Connectors Cover
RUNCCI-YUN Heat Shrink Butt Connectors - 150PCS Insulated Waterproof Electrical Crimp Wire Terminal Kit, Spade Butt Splices Kit for Automotive, Boat, Truck, Stereo(3Colors/6Sizes)

Features
SECURITY ASSURANCE: The Heat Shrink Spade Connectors Crimp, Shrink And Seal Well, Making Your Connection Much Safer And More Reliable.
Waterproof Shrink Clamp Connector Kit
WIDE APPLICATIONS: Can Be Widely Used In Household Electrical Wire Connection, Automobile And Marine Boat Repair.
Packing: 150pcs (Red: 50pcs, Blue: 50pcs, Yellow: 50pcs)
Material: Copper + PE. Terminal Type: Female/Male
#TOP 6

Teansic 100pcs Non Insulated Butt Connectors Kit

IC151-155
AWG22-16
Teansic 100pcs Non Insulated Butt Connectors Kit Cover
Teansic 100pcs Non Insulated Butt Connectors Kit, 22-16 Gauge Electrical Wire Connectors Seamless Uninsulated Butt Crimp Ferrule Terminals

The Teansic Butt Connectors are made from high-quality red copper, ensuring excellent conductivity for your electrical connections. Their tinned and thickened design provides durability, making them resistant to corrosion and aging. With a built-in wire stop barrier, these connectors allow for easy cable insertion, ensuring a stable and reliable connection every time. This 100-piece kit is perfect for meeting your daily electrical needs, whether for home appliances, automotive work, or marine projects.

What We Like
High-quality red copper
Corrosion-resistant and durable
Easy cable insertion
Reliable connection
100-piece kit for convenience
#TOP 7

Kuject 120PCS Solder Seal Wire Connectors

SS120
120PCS
Kuject 120PCS Solder Seal Wire Connectors Cover
Kuject 120PCS Solder Seal Wire Connectors, Waterproof Heat Shrink Solder Sleeve Self-Solder Insulated Electrical Butt Splice Wire Terminals for Marine Automotive Boat Truck Wire Joint

Features
Fit For Confined And Narrow Spaces - Can Be Bent After Connection And No Need To Crimp Or Solder In The Confined Area, Just Control The Temperature Via A Heat Gun.
Time Saver - Solderless, Crimpless, All You Need Is Just A Heat Gun To Finish The Joint, Much Faster And Easier Than The Old Way.
IATF16949:2016 Listed: The Kuject Solder Seal Connectors Meet The Newest Standard Of International Automotive Task Force, Which Is The Most Standardized Way For You To Repair Or Modify Your Car.
High Temperature Proof In A Short Time: Use Exclusive Material In The Butt Connectors To Avoid Shrink Tubing Melting Before Solder Ring.
Better Waterproof And Seal Performance - There Is Two Hot Melt Waterproof Adhesive Rings In Each Butt Connector, Which Help It Hold Up Better To Moisture.
#TOP 8

100 PCS Non Insulated Butt Connectors Kit

Jovlalis
LDZ-BN0.5-100-C
100 PCS Non Insulated Butt Connectors Kit Cover
100 PCS Non Insulated Butt Connectors Kit, BN0.5 AGW24-22 Butt Connectors for Wiring Copper Butt Splice Terminals, Uninsulated Butt Splice Wire Crimp Connector for Electrical Appliances Cars Boats

Features
Premuim Matrial:This Non-Insulated Butt Connector Is Made Of High Quality Copper That Is Extremely Resistant To Corrosion And Oxidation. This Material Is Also Extremely Conductive, Which Maximizes Current And Prevents Wires From Heating Up
Standard Sizes:100pcs Non-Insulated Butt Connectors In A Bag, Including AGW24-22-BN 0.5(100pcs) Meets Most Of Your Needs.
Wide Appliaction:The Non-Insulated Butt Connectors Are Widely Used To Connect Wires In Machinery, Electric Power, Railroads, Shipbuilding, Aviation, Home Appliances, Computers Or Other Automated Equipment.
Excellent Design:Integral Die-Cast One-Piece Molding, All-Copper Build No Break Welding.Wire Barrier In The Center Of The Connector Ensures Balanced Compression On Both Sides And Prevents Wire From Slipping Out.
Easy To Use:Insert The Wire Into A Suitable Sized Insulated Butt, Then Press The Terminal With A Crimping Tool Until The Diameter Becomes Smaller And There Is No Gap Between The Terminal And The Wire
#TOP 9

100 PCS Non Insulated Butt Connectors Kit

Jovlalis
LDZ-BN0.5-100-S
100 PCS Non Insulated Butt Connectors Kit Cover
100 PCS Non Insulated Butt Connectors Kit,BN0.5 AGW24-22 Butt Connectors for Wiring Tinned Copper Butt Terminals, Uninsulated Butt Splice Wire Crimp Connector for Electrical Appliances Cars Boats

Features
Premuim Matrial:This Non-Insulated Butt Connector Is Made Of High Quality Tinned Copper That Is Extremely Resistant To Corrosion And Oxidation. This Material Is Also Extremely Conductive, Which Maximizes Current And Prevents Wires From Heating Up.
Standard Sizes:100pcs Non-Insulated Butt Connectors In A Bag, Including AGW24-22-BN 0.5(100pcs).
Wide Appliaction:The Non-Insulated Butt Connectors Are Widely Used To Connect Wires In Machinery, Electric Power, Railroads, Shipbuilding, Aviation, Home Appliances, Computers Or Other Automated Equipment.
Excellent Design:Integral Die-Cast One-Piece Molding, All-Copper Build No Break Welding.Wire Barrier In The Center Of The Connector Ensures Balanced Compression On Both Sides And Prevents Wire From Slipping Out.
Easy To Use:Insert The Wire Into A Suitable Sized Insulated Butt, Then Press The Terminal With A Crimping Tool Until The Diameter Becomes Smaller And There Is No Gap Between The Terminal And The Wire.
#TOP 10

Feggizuli 35pcs Compact Wire Connectors

Feggizuli
US35leverconnectors
Orange
Feggizuli 35pcs Compact Wire Connectors Cover
Feggizuli 35pcs Lever Wire Connectors, 1 Conductor Compact Wire Connectors, 1 to 1 Inline Electrical Connectors, DIY Compact Splicing Wire Connectors, Quick Connect Wire Connectors Butt Terminals

The Feggizuli Wire Connectors allow you to quickly connect and disconnect wires, saving you up to 70% on wiring time. Their convenient design eliminates the need for soldering or crimping, making the process straightforward. You simply pull up the orange levers, insert the wires, and press down to secure the connection. These connectors are also designed for DIY enthusiasts, enabling you to create compact and tidy circuits. With a safe compliance to electrical standards, you can use them with confidence for various wiring projects.

What We Like
Fast and easy connections
Reusable and durable design
Organised storage with box
Safe for multiple wire types
Buying Guide Image
Editor's Notes

During our plastic butt terminal research, we found 54 plastic butt terminal products and shortlisted 10 quality products. We collected and analyzed 164,908 customer reviews through our big data system to write the plastic butt terminals list. We found that most customers choose plastic butt terminals with an average price of £12.21.

The plastic butt terminals are available for purchase. We have researched hundreds of brands and picked the top brands of plastic butt terminals, including sourcing map, YIXISI, RUNCCI-YUN, Teansic, Kuject. The seller of top 1 product has received honest feedback from 20,020 consumers with an average rating of 4.8.

Written by
Harvey Wall Avatar

Harvey Wall was born and raised in Norwich. He mastered the art of tool production and finished at the prestigious Norwich University. His area of interest include cutting tools, abrasive finishing and power tools. Harvey is always looking for ways to improve the finesse of industrial tools via his myriads of researches. He also shares some of his experiences on many platforms while writing on tool products.