Best Rectangular Terminals of 2025

Brian Howie Avatar
Brian Howie
Last Updated: Jan 7, 2025

* We independently evaluate all recommended products and services. If you click on links we provide, we may receive compensation.

Rectangular terminals are a type of electrical connector commonly used in automotive and industrial applications. They are characterized by their rectangular shape and a series of small metal tabs that protrude from the sides of the connector. These tabs are crimped onto the ends of wires to create a secure and reliable connection. Rectangular terminals come in a variety of sizes and configurations to suit different applications, and are often made from materials such as brass or copper for maximum conductivity. They are a cost-effective and versatile solution for connecting wires in a wide range of settings.

At a Glance: Our Top Picks

Burndy YA3CL Copper Compression Terminal Cover #TOP 1
Burndy YA3CL Copper Compression Terminal
ftb score rating icon 9.9
Burndy YA2CL2-BOX Copper Compression Terminal Cover #TOP 2
Burndy YA2CL2-BOX Copper Compression Terminal
ftb score rating icon 9.8
Pzsmocn 20 Sets IDC Connector Cover #TOP 3
Pzsmocn 20 Sets IDC Connector
ftb score rating icon 9.6

Top 10 Rectangular Terminals

#TOP 1

Burndy YA3CL Copper Compression Terminal

YA3CL
White
# 3 Str # 2 Sol
Burndy YA3CL Copper Compression Terminal Cover
Burndy YA3CL One Hole Hylug Code Conductor Standard Barrel Copper Compression Terminal, 3 Str # 2 Sol Conductor, 5/16" Stud Hole Size, 0.55" Tongue Width, 1.88" Length

The Burndy Copper Compression Terminal is a reliable and high-performance solution for your electrical connections. Made from durable copper, this terminal ensures excellent conductivity, which is vital for efficient power transmission. With a UL listing and CSA certification, you can trust its safety and compliance with industry standards. It operates effectively across a voltage range from 600 volts to 35 kV, making it versatile for various applications. Whether you are working on residential or industrial projects, this terminal provides peace of mind with its robust construction and dependable performance.

What We Like
Durable copper construction
UL and CSA certified
High voltage capability
Reliable electrical connections
#TOP 2

Burndy YA2CL2-BOX Copper Compression Terminal

YA2CL2-BOX
Brown
#2 AWG
Burndy YA2CL2-BOX Copper Compression Terminal Cover
Burndy YA2CL2-BOX One Hole Hylug Code Conductor Standard Barrel Copper Compression Terminal, #2 AWG Conductor, 1/4" Stud Hole Size, 0.61" Tongue Width, 1.88" Length,Brown

The Burndy Copper Compression Terminal is a high-quality electrical connector designed for reliability and safety. Made from durable copper, this terminal ensures excellent conductivity for your electrical needs. It is also UL Listed and CSA certified, giving you peace of mind about its safety and performance. With a voltage rating ranging from 600 Volts to 35 kV, it’s versatile enough for various applications. The #2 AWG conductor size means it can handle significant electrical current, making it a great choice for both residential and industrial projects.

What We Like
High conductivity
UL Listed for safety
Versatile voltage range
Durable copper material
#TOP 3

Pzsmocn 20 Sets IDC Connector

PZSFC2.000K
30-Pin
Pzsmocn 20 Sets IDC Connector Cover
Pzsmocn 20 Sets IDC 2 * 15 Double Row 30 Pin Rectangular Socket Connector FC Flat Female Terminal 3 Piece Set 2.0mm Pitch, 30 Pin FC Connector Adapter Flat Female Terminal for JTAG Connector Cable.

The Pzsmocn IDC Connector Set offers high-quality connectors made from durable plastic and metal, ensuring long-lasting use and resistance to corrosion. With a central lug and a train release socket, you can easily install them with the correct orientation, simplifying your setup process. These connectors are designed for compatibility with standard 2.0 mm PCB headers and male IDC connectors, making them versatile for various applications. The insulation displacement contacts allow for quick crimping onto flat ribbon cables, saving you valuable time during installations. Plus, the included organizer box helps you keep everything tidy while making it easy to transport your connectors.

What We Like
Durable plastic and metal
Easy installation orientation
Quick crimping on cables
Organized storage box included
#TOP 4

MTUERANC Compact Lever Wire Connectors

MTUERANC
LT-2
2 to 2 Routine
MTUERANC Compact Lever Wire Connectors Cover
MTUERANC Wire Connectors, Compact Lever Wire Nuts Connectors Wire Terminals 2 Into 2 Out Splicing Wire Connector, Color Valve in-Line Connector for Quick Connect 28-12 AWG 10Pcs (Routine)

The MTUERANC Wire Connectors offer a safe and efficient solution for your wiring needs. Made from flame-retardant materials, these connectors protect against high temperatures, ensuring safety during use. Their reusable design allows you to easily swap wires without the hassle of twisting or using tape. Simply strip the wire, lift the lever, insert it, and push the lever back down—this process saves you over 80% of wiring time compared to traditional methods. Plus, these connectors work with a variety of wire types, making them versatile for numerous applications like home appliances and electrical control systems.

What We Like
Flame-retardant material
Reusable and convenient
Time-saving installation
Compatible with various wires
#TOP 5

Burndy YA2CL4-BOX Copper Compression Terminal

YA2CL4-BOX
Brown
#2 AWG
Burndy YA2CL4-BOX Copper Compression Terminal Cover
Burndy YA2CL4-BOX One Hole Hylug Code Conductor Standard Barrel Copper Compression Terminal, 2 AWG Conductor, 3/8" Stud Hole Size, 0.61" Tongue Width, 2.06" Length

The Burndy Copper Compression Terminal is a reliable choice for electrical connections. Made from high-quality copper, it ensures excellent conductivity and durability. With a UL listing and CSA certification, you can trust its safety and performance in various applications. Designed to handle voltages from 600 volts up to 35 kV, it meets the needs of both residential and industrial projects. The terminal accommodates a 2 AWG conductor, making it suitable for heavy-duty wiring tasks. This product is designed for convenience, ensuring secure and efficient connections for your electrical systems.

What We Like
High-quality copper construction
UL listed and CSA certified
Handles up to 35 kV
Suitable for 2 AWG conductors
#TOP 6

WSDMAVIS C45 Circuit Breaker Pins

WS1107
WSDMAVIS C45 Circuit Breaker Pins Cover
WSDMAVIS 50Pcs High Conductivity C45 Circuit Breaker Pins Copper Terminal Connectors with Cable Wire Lugs Reliably Crimp Terminal Lugs for Stable Connections up to 150°C

The WSDMAVIS C45 Connectors are designed for superior electrical performance. Made from high-quality purple copper, these connectors provide excellent conductivity, ensuring reliable connections for your projects. Their solid copper core allows for high load capacity and low resistance, making your electrical setups more efficient. Additionally, the anti-oxidation feature helps maintain conductivity over time, preventing corrosion that could impact performance. Lastly, their flexible and break-resistant design provides durability, making them suitable for various wiring types and reducing the risk of sparks from overloads.

What We Like
High electrical conductivity
Low resistance and high load capacity
Anti-oxidation for longevity
Flexible and break-resistant design
#TOP 7

Molex Avikrimp Female Disconnect Terminal

19019 12
Molex Avikrimp Female Disconnect Terminal Cover
MOLEX 19019-0012 TERMINAL, FEMALE DISCONNECT, 0.25IN, RED (5 pieces)

The Molex Female Disconnect Terminal is a reliable choice for your electrical connections. Designed to accommodate wire sizes ranging from 22 AWG to 18 AWG, it ensures a secure fit for various applications. The crimp termination method provides a strong and stable connection, making installation straightforward and efficient. With a vibrant red insulator color, this terminal is not only functional but also easy to identify in your project. Plus, being RoHS compliant means it meets strict environmental standards, giving you peace of mind while you work on your projects.

What We Like
Easy wire size compatibility
Strong crimp connection
Identifiable red color
RoHS compliant
#TOP 8

Molex AA-1147 Terminals (50 pcs)

LEPUSPTLSHI1534
Molex AA-1147 Terminals (50 pcs) Cover
Terminals AA-1147 (50 pieces)

The Molex Terminals AA-1147 are designed to connect wires securely, making them essential for various electrical applications. These terminals accommodate wire sizes ranging from 22 to 18 gauge, providing flexibility for different projects. With a female gender design, they ensure a reliable connection to male connectors, enhancing safety and efficiency. Made from brass, the contact material offers excellent conductivity, ensuring a stable electrical flow. Additionally, the flag mounting angle simplifies installation, allowing you to work in tight spaces with ease.

What We Like
Flexible wire gauge compatibility
Reliable female connection
Excellent conductivity
Easy installation in tight spaces
#TOP 9

Burndy K4A29U-4N Universal Terminal

K4A29U-4N
6 Str. - 250 kcmil
Burndy K4A29U-4N Universal Terminal Cover
Burndy K4A29U-4N Universal Terminal, 4 Conductor lugs, 6 Str. - 250 kcmil Aluminum or Copper Wire Range, 1/2" Stud Hole, 3.69" Width, 4" Length, 1.19" Height, 0.31" Thick, 275lb Recommended Tightening Torque

The Burndy Universal Terminal is designed to accommodate both aluminum and copper conductors, making it versatile for various wiring needs. With its four conductor lugs, you can easily connect multiple wires, providing a convenient solution for your electrical projects. This terminal is UL listed and CSA certified, ensuring it meets rigorous safety and performance standards. Additionally, its sturdy construction supports a recommended tightening torque of 275 lbs, allowing for secure connections that enhance reliability and safety in your installations.

What We Like
Versatile conductor compatibility
Multiple conductor connections
Safety certifications
High tightening torque
#TOP 10

IDEAL 89-412 Terminal Strips

89-412
IDEAL 89-412 Terminal Strips Cover
Ideal 89-412 Terminal Strips, Philslot Zinc Plated Steel, 12 Poles, 22 to 12 AWG

The IDEAL Terminal Strips are designed with a strong polyester thermoplastic base that ensures durability and resistance to heat. With an operating temperature range from a scorching 260°F to a chilling -40°F, these strips can handle various environments, making them versatile for your projects. They are also UL Recognized and CSA Certified, which means you can trust their safety and reliability. This product is perfect for anyone looking to create secure electrical connections in a range of applications.

What We Like
Durable thermoplastic base
Wide temperature range
UL and CSA certified
Buying Guide Image

Frequently Asked Questions (FAQs)

1. What is a rectangular connector?

Rectangular Connectors, a system of housings, inserts and contacts that come together to offer robust, secure and easy to assemble solution.

2. What is the difference between a terminal and a connector?

The difference is that the connector is the connection of wire to wire, the connector assembly is the connection of wire to board and box. In life, it is often blurred to classify the two as the same type of product, and wiring terminal belongs to a type of this category product.

3. What are spade terminals used for?

Spade terminals, or fork terminals, are used to mate, connect, or terminate a single wire to allow it to be connected to a screw or stud electrical connection. AFT offers a wide variety of insulated and non-insulated spade connectors.

Editor's Notes

During our rectangular terminal research, we found 24 rectangular terminal products and shortlisted 10 quality products. We collected and analyzed 2,528 customer reviews through our big data system to write the rectangular terminals list. We found that most customers choose rectangular terminals with an average price of $11.73.

The rectangular terminals are available for purchase. We have researched hundreds of brands and picked the top brands of rectangular terminals, including Burndy, pzsmocn, MTUERANC, WSDMAVIS, Molex. The seller of top 1 product has received honest feedback from 114 consumers with an average rating of 4.7.

Written by
Brian Howie Avatar

Brian Howie is a content writer and senior industrial designer. After graduation from Westminster College, he has been engaged in product design and manufacturing for 18 years. Brian Howie has always found great pleasure in designing industrial products and sharing his ideas and experience online.