Best Rectangular Terminals of 2025

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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
Top 10 Rectangular Terminals
Burndy YA3CL Copper Compression Terminal
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.
Burndy YA2CL2-BOX Copper Compression Terminal
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.
Pzsmocn 20 Sets IDC Connector
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.
MTUERANC Compact Lever Wire Connectors
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.
Burndy YA2CL4-BOX Copper Compression Terminal
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.
WSDMAVIS C45 Circuit Breaker Pins
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.
Molex Avikrimp Female Disconnect Terminal
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.
Molex AA-1147 Terminals (50 pcs)
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.
Burndy K4A29U-4N Universal Terminal
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.
IDEAL 89-412 Terminal Strips
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.
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.
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.

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.