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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. Shelly Pro Dimmer 2PM

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

Shelly Pro Dimmer 2PM
Relays
EUR67,69

Shelly Pro Dimmer 2PM

2. ABB Installation Schütz

The ABB Stotz S&J installation contactor ESB20-20N-06 is a 2-pole contactor with a width of 18 mm that controls single-phase loads up to 20 A. It is available in various contact assignments and coil voltages and is suitable for switching electrical heating appliances, water heaters, motors for pumps, ventilation and other drives as well as lighting. Thanks to an integrated coil circuit, it operates with both AC and DC control voltages, making it absolutely hum-free and quiet when switching. The devices can be arranged next to each other without spacing. An auxiliary switch that can be mounted on the left-hand side as an accessory completes the range. The ESB20-N series has an installation design and fulfils the household standard EN61095, among others, which makes it particularly suitable for distribution board installation. 

ABB Installation Schütz
Relays
EUR22,45

ABB Installation Schütz

3. Eltako ER12-002-UC

Eltako ER12-002-UC
Relays
EUR59,98

Eltako ER12-002-UC

4. 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.
 

Aqara DCM-K01
Relays
EUR35,01

Aqara DCM-K01

5. Weidmüller 14A-9 EEG-AAR KLEMMBLOCK-EWE Vorkonfektionierte Klemmblock 8000164226

Terminal block with longitudinal separation. The pre-assembled terminal block with 8 separation options provides space for connecting the numbered control wires. The 4 wires for the control voltage and switching contacts can thus be opened via a longitudinal separator. Includes markers and end angles. Ready for immediate use. 

Weidmüller 14A-9 EEG-AAR KLEMMBLOCK-EWE Vorkonfektionierte Klemmblock 8000164226
Relays
−7%
EUR26,90 was EUR28,90

Weidmüller 14A-9 EEG-AAR KLEMMBLOCK-EWE Vorkonfektionierte Klemmblock 8000164226

6. Shelly Pro 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 electrical panel. The Shelly Pro 1PM offers advanced security features and is compatible with most popular 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 surge 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.

You can control the Shelly Pro 1PM directly through the Shelly Cloud App—without the need for an additional hub. Manage and control your home or facility, set scenes and schedules, and adjust settings from anywhere—via cloud access or just through 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.
 

Shelly Pro 1PM
Relays
EUR57,20

Shelly Pro 1PM

7. Phoenix Contact Safety relay

Safety relay for emergency stop and safety door monitoring up to SIL 3 or Cat. 4, PL e according to EN ISO 13849, with automatic or manual activation. Contact version includes 2 normally open contacts undelayed and 2 normally open contacts delayed. 

Phoenix Contact Safety relay
Relays
EUR510,54

Phoenix Contact Safety relay

8. Finder Contactor 40A 2 NO + 2 NC, 230-240vac/dc

Coil voltage: 240V AC
Contact arrangement: 2-pole changeover contact
Switching current: 40 A
Connection type: Screw
Series: 22 Series
Switching voltage
AC max: 440V AC
Application type: Power
Length: 53.5 mm
Depth: 63.1 mm
Height: 91 mm
Dimensions: 53.5 x 63.1 x 95.8 mm
Operating temperature min: -5°C

22.44 and 22.64 series - modular contactors. Finder 22 series 4-pole modular contactors, rail mounted, 4-pole. 40-63 A continuous operation for coil and contacts AC/DC quiescent coil with varistor protection. Protective separation (reinforced insulation) between coil and contacts. Complies with EN 61095:2009 and EN 60947-4-1:2009. 35-mm rail-mount screw terminal. Additional modules available for 22.44 and 22.64.
 

Finder Contactor 40A 2 NO + 2 NC, 230-240vac/dc
Relays
−16%
only 1 piece on sale
EUR49,21 was EUR58,40

Finder Contactor 40A 2 NO + 2 NC, 230-240vac/dc

9. Eltako ER12-001-UC

Wechsler potential-free 16A 250V AC, 230V LED lamps up to 200W, incandescent lamps 2000W. No standby loss. Rail-mounted device for installation on DIN-EN60715 TH35 mounting rails. Division unit 18mm wide, 58mm deep. State-of-the-art hybrid technology combines the advantages of wear-free electronic control with the high performance of special relays. Universal control voltage 8..230V UC. Low switching noise. Control indication with LED. Integrated freewheeling suppression diode A1=, A2= -. Safe isolation according to VDE 0106, part 101, therefore also usable as a coupling relay. By using a bistable relay, there is no coil loss and no heating even when switched on. The relay contact can be open or closed during commissioning and will synchronize on the first actuation. This relay is not suitable for feedback with the switching voltage of a dimmer switch. For this purpose, only the relays ESR12DDX-UC, ESR12NP-230VUC, or ESR61NP-230VUC should be used. The electronics have no independent power supply and therefore no standby loss. Only when the control contact is closed is the microcontroller activated, which switches the bistable relay in the correct direction. When the control contact is opened or the control voltage drops, it switches back. ER12-001-UC. 

Eltako ER12-001-UC
Relays
EUR40,80

Eltako ER12-001-UC

10. Eltako Eud12npn-Uc

Universal dimmer switch with automatic lamp detection. Standby loss is only 0.1 watts. Minimum or maximum brightness and dimming speed are adjustable. Equipped with children's room and snooze functions. The dimmer switch is dependent on ventilation conditions and supports dimmable energy-saving lamps (ESL) as well as dimmable 230V LED lamps, depending on the lamp electronics. Switching occurs at zero crossing with soft start and soft off to protect the lamp. There is a universal control voltage that is galvanically isolated from the supply and switching voltage. No minimum load is required. Short control commands turn the light on or off, while a continuous signal adjusts the brightness to the maximum value. Interrupting the control signal changes the dimming direction. The set brightness level is saved when turned off (memory). In the event of a power failure, the switching position and brightness level are saved and can be turned on again when the supply voltage returns. From 110V control voltage, the glow lamp current is 5mA. An automatic electronic overload protection and over-temperature shut-off are also included. 

Eltako Eud12npn-Uc
Relays
EUR53,04

Eltako Eud12npn-Uc

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