
Too Many Relays? Here's How to Find the Right One
Here are five key factors to consider when choosing the right relay for your needs.
Last updated 3 weeks ago. Automatically generated content.


Select options and limit the number of products
Relay type specifies the kind of relay best suited for particular applications, influencing both functionality and performance. Choosing the right type ensures optimal operation in electrical systems, which can enhance reliability and efficiency in various projects.
Popular options (you can select more than one)
Power contactor
Typical price
94.– to 340.–Designed for switching high voltage and current loads, power contactors are robust and durable.
Ideal for controlling large motors and industrial equipment, they provide reliable operation in demanding environments.
Bestseller
Switching relay
Typical price
25.– to 140.–Used for controlling the flow of electricity in low voltage applications, switching relays feature quick response times.
Perfect for automation tasks, they help in efficiently managing lighting and appliances, enhancing energy conservation.
Bestseller
Installation relay
Typical price
22.– to 200.–Installation relays are designed for easy integration into electrical panels, ensuring convenient installation.
They simplify the wiring process for lighting and HVAC systems, making them a practical choice for residential and commercial applications.
Bestseller
Contactor relay
Typical price
45.– to 160.–Contactor relays combine the functions of a relay and a contactor, allowing for versatile control in one unit.
They are suitable for both low and high power applications, making them ideal for automation in machinery and electrical systems.
Bestseller
Overload relay
Typical price
85.– to 210.–Overload relays protect motors from overheating by interrupting the circuit when excessive current is detected.
Essential for prolonging the life of electrical motors, they ensure safe operation in industrial settings where motor failure can be costly.
Bestseller
Output voltage is a critical factor in selecting a relay, as it determines the voltage level the relay can control. Choosing the correct output voltage is essential for ensuring compatibility with the electrical systems and devices you intend to operate, impacting overall performance and safety.
Popular options
Up to 48 V
This option is designed for low-voltage applications, suitable for devices such as automotive circuits or small electronic equipment.
Ideal for projects that require energy efficiency and safety, minimizing risks of electric shock and overheating.
Bestseller
49 - 240 V
This voltage range is commonly used in residential and commercial applications, such as lighting and HVAC systems.
Provides versatility for a wide array of devices, ensuring reliable operation in standard electrical setups.
Bestseller
241 - 460 V
Designed for heavy-duty applications, this range is typically used in industrial machinery and high-power equipment.
Offers the capability to manage high loads, making it suitable for environments where robust performance and durability are essential.
Bestseller
Output current type is a critical factor to consider when selecting a relay, as it determines the nature of the electrical current the relay will control. Choosing the appropriate current type ensures compatibility with your electrical systems, influencing overall performance and reliability.
Popular options (you can select more than one)
AC
Designed to operate with alternating current (AC), which changes direction periodically, typically used in household and industrial power supply.
AC relays are essential for controlling devices like motors and lighting systems, providing reliable operation in various applications.
Bestseller
DC
Engineered to function with direct current (DC), where the flow of electric charge is constant and unidirectional, commonly found in batteries and electronic devices.
DC relays are ideal for applications like automotive systems and low-voltage electronics, ensuring efficient control and safety.
Bestseller
Electric current output is a crucial factor in selecting relays, as it determines the maximum load the relay can handle. Understanding the current rating helps ensure that the relay can safely and effectively control the intended devices without failure.
Popular options
Up to 12 A
Typical price
29.– to 130.–Designed for applications requiring lower current levels, suitable for small motors or lighting circuits.
Ideal for home automation projects or low-power devices, minimizing the risk of overheating and ensuring longevity.
Bestseller
13 - 25 A
Typical price
38.– to 120.–Applicable for medium current applications, like larger motors and heating elements, providing a balance between performance and efficiency.
Recommended for general industrial use or applications requiring a moderate load, ensuring reliable operation without exceeding limits.
Bestseller
26 - 65 A
Typical price
85.– to 220.–Engineered for high current applications, including heavy machinery and large electrical systems, ensuring robust performance.
Best suited for industrial settings or high-demand environments, providing the capacity to handle significant loads safely.
Bestseller
The brand factor is crucial in selecting relays as it influences reliability, compatibility, and performance. Established brands like Hager, Siemens, and Finder are known for quality assurance and support, impacting the overall customer experience.
Popular brands (you can select more than one)
Hager
Known for its wide range of innovative electrical solutions and reliable relays suitable for various applications.
Ideal for both commercial and residential projects, offering user-friendly installation and long-lasting performance.
Bestseller
Finder
Offers a comprehensive range of relays known for their robust construction and versatility.
Great for industrial applications requiring reliable performance under challenging conditions.
Bestseller
Siemens
A global leader in electrical engineering, recognized for high-quality and durable relay products.
Recommended for large-scale commercial installations, ensuring safety and efficiency in operations.
Bestseller