Contactors : Buy Power Contactors Online

A contactor is an electrical device that is widely used for switching circuits on and off. As such, electrical contactors form a subcategory of electromagnetic switches known as relays.  Within this category, the specific type known as a contactor relay is an electrically operated switching device that uses an electromagnetic coil to open and close a set of contacts. A contactor is an electrical component that functions like a remote-controlled switch. It's designed to turn machines on and off and to manage the flow of electricity within a circuit. These devices are especially useful for machines that don't require a lot of power but need precise control, such as motors, transformers, and heaters. Operated by a separate control circuit, contactors serve as a bridge, coordinating the demands of the power supply with the needs of the electrical loads.

Types of Contactors and Their Features:

Magnetic Contactor: This type of contactor operates purely on electromagnetism, making it reliable and efficient. It is suitable for remote control applications and is widely used in modern electrical systems as a primary contactor.

Manual Contactor: An improved alternative to the knife blade switch, featuring double break contacts for simultaneous circuit opening in two places. It offers enhanced safety and a compact design, making it an essential type of electrical contactor for manual control.

Considerations When Buying 3-Phase Contactors:

Contact Ratings: Pay attention to the maximum switching voltage and current ratings. Match these with the circuit or motor specifications to ensure compatibility with the contactors or relay devices.

Auxiliary Contacts: Check for auxiliary contacts to facilitate various functions between contactors and circuits, particularly when using a contactor relay setup.

Electrical Properties: Thoroughly study the electrical properties of your motor and refer to its datasheet to select the appropriate contactor or relay.

Brand: Opt for reputable brands like Legrand, ABB, Siemens, Schneider, etc., to ensure product quality and reliable performance from your contactors.

Budget: There are quality options within every budget. Research thoroughly and choose a contactor or relay from a reputable company with dependable components and a good warranty.

Top Brands Offering Quality Electric Contactors:

Legrand: Known for their durability and toughness, Legrand Power Contactors are an excellent choice. With a 9-amp rating, these contactors ensure reliable performance, befitting the needs of electrical contractors.

ABB: ABB offers a range of electric contactors designed for efficiency and durability. As a trusted brand in the market, ABB products are known for their quality, including their contactor relays.

Siemens: Siemens is a reliable brand providing efficient contactors for various applications. Their contactors are designed to meet high standards of performance, as recommended by professional electrical contractors.

Efficient and Budget-Friendly Contactor Switches:

Discover a wide range of contactors, including contactor relays, from leading brands like Legrand, ABB, Siemens, and more. Ensure a smooth electrical operation with these efficient and cost-effective solutions. Upgrade your electrical systems with top-quality contactors that guarantee performance and reliability, as advised by experienced electrical contractors.

Browse our selection and find the perfect contractor for your specific application.

Q1: What is a contactor, and how does it work?
Ans: A contactor is an electrical switch used to control the flow of electricity in a circuit. It consists of a coil that, when energized, creates a magnetic field, attracting a set of contacts to close and complete the circuit.

Q2: What are the different types of contractors?
Ans: Contactors come in various types based on their application and design. Some common types include AC contactors, DC contactors, motor contactors, power contactors, and lighting contactors.

Q3: What are the key features to consider when selecting a contractor?
Ans: When choosing a contractor, important features to consider include the contractor's current rating, voltage rating, coil voltage, number of poles, contact material, switching capacity, and environmental ratings.