Best DIN Rail Solid State Relays of 2026

The LCLCTC Solid State Relay with Heat Sink DC to AC 40A is a reliable option for your electrical needs. With built-in heatsinks, you won't have to worry about purchasing additional cooling components. The included mounting rail clips make it easy to install in a distribution box. Its slim width of 0.964in (2.45cm) allows for installation in tight spaces. However, keep in mind that if multiple units are installed closely, consider adding fans for optimal heat dissipation. Ensure to check the provided picture if you're unsure about the model.

The LCLCTC Solid State Relay offers versatile input and output options, accepting inputs from 3 to 32VDC and providing outputs between 5 to 60VDC. This relay has no mechanical components, which significantly extends its lifespan compared to traditional relays, making it a reliable choice for your applications. You won’t need to worry about overheating, as the design doesn’t require a heat sink, but keep usage within 1.5A for optimal performance. Its convenient detachable guide rail base allows easy installation on standard 1.37-inch (35mm) guide rails, simplifying setup and maintenance.

The Walfront Solid State Relay offers excellent durability with its non-sparking output, ensuring long-lasting performance without wear. Its compact design allows for easy installation on a TS-35 rail, saving valuable space in your setup. You will appreciate the LED indicator that displays the input state, making it easy to monitor operations at a glance. Additionally, the relay’s fast connection feature enables adjacent units to bridge easily, enhancing your overall efficiency and convenience in various applications.

This solid state relay module is designed for DC solenoid valves and features an ultra-thin port type design, DIN rail input and output protection circuit, and LED input status indicator. Its flame-retardant housing is anti-vibration and anti-shock with stable performance. The DC solid state relay output is spark-free, wear-resistant, and durable, and the adjacent relays can be bridged for fast connection operation.

The AURTRR 40A DC SSR is designed to handle up to 40 amps of current, making it ideal for high-power applications where reliable switching is essential. It mounts easily on a standard 50mm DIN rail, giving you a neat and secure installation in control panels. The built-in heatsink helps keep the relay cool during operation, which improves performance and extends the device’s lifespan. With an input voltage range from 3V to 32V DC and output support from 24V to 480V AC, this relay offers flexibility to work with various electrical setups, making it a convenient choice for your automation needs.

The YWBL-WH Solid State Relay is designed to save space with its compact build, making it ideal for rail mounting in tight setups. It offers excellent electrical isolation, protecting your devices with a high 4kV isolation voltage and an LED indicator that lets you easily monitor the relay's input status. The relay output is spark-free and highly durable, ensuring reliable performance over time without wear issues. Additionally, its design allows you to connect multiple relays side-by-side quickly, making installation faster and more efficient for your projects.

The ReleyWell 25A SSR Relay is designed to handle high power loads with ease, accepting an input voltage range from 3 to 32V DC and controlling output voltages between 24 and 480V AC. This solid state relay features a built-in heat sink, which helps keep the device cool during operation, ensuring reliable performance and reducing the chance of overheating. Its DC to AC switching capability makes it suitable for industrial automation, allowing you to control equipment efficiently. With this relay, you get enhanced stability and lower maintenance costs, making your setup more dependable and cost-effective.

The ReleyWell 120A SSR Relay is designed to control high-power loads with ease, using a DC input voltage range of 3-32V and an output capacity of 24-480VAC. This solid state relay includes a built-in heat sink that helps keep the device cool during operation, improving its reliability and lifespan. By converting DC signals to AC output, it fits perfectly in various industrial automation setups. Additionally, the relay’s stable performance means you won’t have to worry about frequent maintenance, saving you time and money while ensuring your equipment runs smoothly.

The OONO 10A SSR Module is a versatile solid state relay designed for easy integration with controllers like Arduino, Raspberry Pi, ESP32, and PLCs. It lets you control high current DC power from 5 to 30 volts directly through your device’s GPIO pins, making your projects simpler and more efficient. The module supports a wide input signal range, turning on with voltages as low as 3V and off below 0.8V, providing reliable control signals. You’ll also appreciate the clear LED indicator that shows when the relay is active. Plus, it offers fast switching speeds, turning on in just 5 to 7 microseconds and off in 60 to 70 microseconds, which helps improve your system’s responsiveness.

The Yanmis DIN Rail Relay Clip is made from durable stainless steel, ensuring it resists rust and lasts a long time. It's designed for easy installation, so you can quickly secure your solid state relay without hassle. This clip is a professional-grade accessory made specifically for mounting solid state relays on a standard DIN rail, making it a practical choice for your electrical setups. Additionally, the clip supports single-phase solid state relays, providing a reliable mounting solution that keeps your components securely in place. Overall, this clip offers convenience and stability for your relay installations.