
Best selling Relays
Here's a ranking of the best products in this category. To give you a quick overview, we've also added some key information about the products.
1. Aqara DCM-K01
The Aqara Dual Relay Module T2 is a versatile relay module that enables efficient control of your electrical devices. With two independent channels, you can control two different devices simultaneously and independently. The module supports both wired and wireless connections via ZigBee 3.0 and is compatible with most smart home systems. Control is conveniently done through the Aqara app or via voice command with Amazon Alexa or Google Assistant. Additionally, the module features integrated energy monitoring, which tracks the power consumption of your devices and helps you save energy. Installation is simple and secure, and the module is designed for long-term use.
Highlights:
- Two independent channels for controlling two devices
- Compatible with Amazon Alexa and Google Assistant for voice control
- Integrated energy monitoring to track power consumption.

2. Shelly Per 1PM
The Shelly Pro 1PM is a DIN rail-mounted multi-switch with measurement functionality. It can be used with Wi-Fi, LAN, and Bluetooth connections. This smart device with precise power management is perfect for home and building automation. The relay is mounted on a DIN rail in your distribution box. The Shelly Pro 1PM offers enhanced security features and is compatible with most common home automation platforms.
The Shelly Pro 1PM is suitable for controlling and measuring the consumption of lighting, appliances, pool systems, heating, and much more. The relay is equipped with temperature, overload, and overvoltage protection to enable complete smart automation without additional cables or wiring. The Shelly Pro 1PM is ideal for apartments, offices, shops, businesses, and production facilities, as well as for new constructions.
Use your preferred voice assistant to control the Shelly Pro 1PM. The Shelly Pro 1PM is compatible with most popular voice assistants like Amazon Alexa.
You can control the Shelly Pro 1PM directly via the Shelly Cloud app – no additional hub required. Manage and control your home or facility, set scenes and schedules, and adjust settings from anywhere – through cloud access or just over the local network.
Power supply: 110-230 V ±10% 50/60 Hz AC
Maximum load: 16 A (1 output)
Operating temperature: 0°C to 40°C
Wireless/Wi-Fi: Protocol 802.11 b/g/n (2.4 GHz)
Electrical consumption: < 4 W
Control via REST, CoAP, and MQTT
LAN connection: Enhanced with LAN connection for an even more stable connection.
Shutter mode: Requires an upcoming firmware update for the device.
DIN rail mountable
Heat protection for the device: Yes
Overload protection: Yes
Power measurement: Yes
Integrated on/off switch: Yes.

3. Hager Staircase lighting timer
Staircase lighting time switch EMN001 is a staircase lighting timer with low switching noise. It is designed to switch on the lighting automatically, recognizing 3 or 4 wire connections for subsequent activation. The device features a hand switch for automatic or permanent lighting options.

4. Schalk TDS U1 DALI touch dimmer control unit
Compact, easy-to-install DALI-2 certified control unit with integrated DALI bus power supply for converting button commands into DALI protocols in broadcast mode. Short press for on/off, long press for dimming up and down. Suitable for light sources with dimmable DALI ballast. The integrated power supply can support up to 35 DALI devices. No DALI programming device required. Dimensions: 43 x 43 x 18 mm, 230 V AC.

5. Hager Remote switch EPS410B
The Hager remote switch EPS410B is an electronic step switch designed for controlling lighting circuits in various applications, including residential and commercial spaces. With an input voltage of 230 V and a maximum switching current of 16 A, this switch is ideal for impulse control of lighting circuits. The EPS410B features user-friendly manual operation via an integrated hand switch and is equipped with a status LED that indicates the current operating state. The automatic detection for 3- or 4-wire connections allows for flexible installation and adaptation to different electrical systems. The switch meets the relevant safety standards according to DIN EN 60669-2-1 and DIN EN 60669-2-2, highlighting its reliability and safety. With a compact design suitable for mounting on a DIN rail, the EPS410B can be easily integrated into existing installations.
- Suitable for impulse control of lighting circuits up to 16 A
- Integrated hand switch with status LED for easy operation
- Automatic detection for 3- or 4-wire connections
- Complies with safety standards according to DIN EN 60669-2-1 and DIN EN 60669-2-2
- Compact design for DIN rail mounting.

6. Hager Contactor
Hager contactor ESC425S.

7. Shelly Pro Dimmer 2PM
The Shelly Pro Dimmer 2PM is a DIN rail-mounted, intelligent two-channel dimmer with power monitoring. Use it to control, dim, and measure the power of a wide range of halogen lamps and dimmable LEDs.

8. Hager Power relay
Remote switch with 1 normally open contact, 230V AC, 16A. This remote switch is designed for pulse control in accordance with EN60669-1 and EN60669-2-2, and is finger-safe according to BGVA2 standards. It features a contact position indicator, manual operation, and a labeling option directly on the device, making it suitable for retrofitting additional equipment.

9. Shelly Relay "Pro Dimmer 1PM" LED/light bulb WLAN LAN BT DIN-Rail
The Shelly Pro Dimmer 1PM is a DIN rail-mounted, intelligent single-channel dimmer with power monitoring. Use it to control, dim, and measure the power of a wide range of halogen lamps and dimmable LEDs.

10. Hager Contactor 25A
Installation contactor 25A with 4 normally open contacts, 230V. This contactor features a compact design in accordance with EN 61095 and DIN VDE 0637-3, along with contact protection as per DIN VDE 0106 part 100. It includes a display window for contact position indication, an integrated labeling field, and is suitable for retrofitting additional equipment. Please note: If several devices are installed directly, a spacer (1/2 PLE) must be installed next to every second device.
