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Relay modules

By means of a relay, a circuit with much more power can be switched with a relatively small current.

Relay modules RTC Modules Digital storage modules Signal generator modules

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IRF520 mosfet module This mosfet module works as a digital switch / relay. With the IRF520 as a mosfet, this module can switch up to 5A. This mosfet can be controlled by means of a digital signal and even pwm
In stock
€ 2,10 Incl. VAT
12v module relay A small and powerful relay module for safely switching larger voltages. This module works on 12V and can be set high active or low active by means of a jumper.
In stock
€ 4,40 Incl. VAT
5V Relay module 16 channels This 16 channel relay module can be used to safely switch on and off 16 separate channels. This gives you control over other circuits or devices, without the risk of the arduino being damaged or dangerous situations arising.
In stock
€ 18,50 Incl. VAT
5V relay with adjustable delay (0S - 10S) 5V relay module with a NE555 (timer) IC. By adding this timer it is possible to set a delay from 0 to 10 seconds before this relay turns 'on'. The module is initially off and turns on after X seconds.
In stock
€ 4,00 Incl. VAT
Temperature controlled relay 12V - W1209 This temperature-controlled relay that, as the name suggests, contains a relay that is activated at a preset temperature. The supplied probe, which contains an accurate thermistor, measures the current temperature with an interval of 2Hz.
In stock
€ 3,80 Incl. VAT
Solid state relay module 240VAC 8 channel Solid state relay module with a maximum output voltage of 240V AC and a current of max 2A. This module contains 8 channels that can be controlled independently of each other with a voltage of 5V. The solid state relays (SSR) are smaller, quieter, stronger and safer than the standard relay modules ..
In stock
€ 18,50 Incl. VAT
5V Relay 10A 5V Relay with a switching capacity of 10A. By means of a relay, a circuit with much more power (10A, 250VAC) can be switched with a relatively small current.
In stock
€ 2,00 Incl. VAT
Bistabiel relay module 12V A small and powerful bistable relay module to safely switch larger voltages. This module has a bistable effect, which means that with a pulse the relay is opened and closed again with the next pulse. This module works on 12V and can switch up to 10A.
In stock
€ 7,30 Incl. VAT
12V Mini Relay 3A 12V Relay with a switching capacity of 3A. By means of a relay, a circuit with much more power (3A, 250VAC) can be switched with a relatively small current.
In stock
€ 2,05 Incl. VAT
12v 10A relay with 433MHz receiver A small and powerful 12V relay module with 433MHz receiver. The relay can switch up to 10A in 4 modes (toggle, momentary, latching, timer [5, 10 and 15s]) and is securely packaged with a 433MHz receiver in a plastic housing.
In stock
€ 8,05 Incl. VAT
12v 2 channel 10A relay with 433MHz receiver A small and powerful 2 channel 12V relay module with 433MHz receiver. Both relays can switch up to 10A in 3 modes (toggle, momentary and latching) and are securely packaged with a 433MHz receiver in a plastic housing. Please note, no remote control is included.
In stock
€ 9,85 Incl. VAT
12V relay with adjustable delay (0S - 10S) 12V relay module with an NE555 (timer) IC. By adding this timer it is possible to set a delay of 0 to 10 seconds before this relay is 'on'.
In stock
€ 4,20 Incl. VAT
Solid state relais 3-32V / 10A / 24-380VAC Solid state relays are more economical than mechanical relays because they require a much lower current to be switched. Furthermore, an SSR contains no moving parts, so they switch faster and last much longer because there is less wear.
In stock
€ 7,85 Incl. VAT
12V 10A relay 12V Relay with a switching capacity of 10A. By means of a relay, a circuit with much more power (10A, 250VAC) can be switched with a relatively small current.
In stock
€ 2,20 Incl. VAT
24V Relay 10A 24V Relay with a switching capacity of 10A. By means of a relay, a circuit with much more power (10A, 250VAC) can be switched with a relatively small current.
In stock
€ 2,10 Incl. VAT
Gravity: Digital 5A Relay Module DFRobot #DFR0017 The DFRobot Relay Module is a standard relay used with a controller board to interface external electrical circuits or modules. Some of the most common applications with Arduino are: Home lighting, electrical appliances of high power and other equipments.
In stock
€ 5,80 Incl. VAT
SparkFun Qwiic Single Relay Sparkfun #COM-15093 Have you ever wanted to control something powerful or have you ever needed to turn on/off a high power device from your Arduino or another low powered microcontroller? The SparkFun Qwiic Single Relay provides you with the easiest to use relay yet.
In stock
€ 17,85 Incl. VAT
Timer relay module - 12V This timer relay module has multiple functions, with a total of 24 working modes. The maximum switching current is 20A and the output is isolated from the circuit by a relay, which can control low‑voltage electrical appliances, direct current, etc.
In stock
€ 8,10 Incl. VAT
Relay module 5V 5V Relay module with optocoupler for safe control of high voltage devices. Features compact size, easy-to-use interface, handles up to 10A, plug-and-play design, and indicator light for reliable operation.
Out of stock
€ 2,65 Incl. VAT
5V Relay module 2 channels A small and powerful relay module for safely switching larger voltages. This module works on 5V and can be completely isolated by means of a jumper.
Out of stock
€ 3,20 Incl. VAT
5V Relay module 8 channels This 8 channel relay module can be used to safely switch on and off 8 separate channels. This gives you control over other circuits or devices, without the risk of the arduino being damaged or dangerous situations arising.
Out of stock
€ 10,80 Incl. VAT
Solid state relais 3-32V / 40A / 24-380VAC Solid state relays are more economical than mechanical relays because they require a much lower current to be switched. Furthermore, an SSR contains no moving parts, so they switch faster and last much longer because there is less wear and tear.
Out of stock
€ 7,75 Incl. VAT
Pololu Basic 2-Channel SPDT Relay Carrier with 5VDC Relays (Assembled) Pololu #2485 Pololu Basic 2-Channel SPDT Relay Carrier with 5VDC Relays (Assembled).The Pololu basic 2-channel relay carrier modules allow simple, independent control of two single-pole, double-throw (SPDT) switches from low-voltage, low-current control signals.
Delivered in 5 to 10 days
€ 12,65 Incl. VAT
Pololu Basic 2-Channel SPDT Relay Carrier with 12VDC Relays (Assembled) Pololu #2487 The Pololu basic 2-channel relay carrier modules allow simple, independent control of two single-pole, double-throw (SPDT) switches from low-voltage, low-current control signals.
Delivered in 5 to 10 days
€ 12,65 Incl. VAT
Pololu Basic SPDT Relay Carrier with 12VDC Relay (Assembled) Pololu #2482 The Pololu basic relay carrier modules allow simple control of a single-pole, double-throw (SPDT) switch from low-voltage, low-current control signals.
Delivered in 5 to 10 days
€ 7,20 Incl. VAT
Pololu Basic SPDT Relay Carrier with 5VDC Relay (Assembled) Pololu #2480 Pololu Basic SPDT Relay Carrier with 5VDC Relay (Assembled).The Pololu basic relay carrier modules allow simple control of a single-pole, double-throw (SPDT) switch from low-voltage, low-current control signals.
Delivered in 5 to 10 days
€ 7,20 Incl. VAT
Multifunction relay switch Whadda #K8015 This multifunctional relay module can operate in 14 different modes: timers, switching, flashing, interval, random switching, delays of 2s to 12 days, push button operation, and so on. In addition, the module is equipped with EEPROM for storage of delay times during power outage.
Delivered in 3 to 7 days
€ 24,40 Incl. VAT
Power dimmer, push-button controlled (1kw@230v) Whadda #K8038 This kit for a high-power dimmer is suitable for incandescent and halogen lighting on mains voltage (or low voltage with a transformer). With the push button the light source can be dimmed in 10 steps, and when the power gets disconnecten, the last state will be remembered automaticly.
Delivered in 3 to 7 days
€ 24,00 Incl. VAT
Solid state relais 3-32V / 10A / 5-60VDC This relay can switch a voltage from 5V to 60VDC with a current of up to 10A. The relay accepts a control voltage from 3V to 32V DC. The relay is equipped with 4 screw terminals.
Out of stock
€ 6,60 Incl. VAT
SparkFun Power Driver Shield Kit Sparkfun #DEV-10618 This shield allows you to use a computer power supply (or other power source) to use your Arduino to switch high current. With RFP30N06LE MOSFETS, you can easily control a lot of current directly from your Arduino.The board provides 6 PWM outputs via screw terminals.
Delivered in 5 to 10 days
€ 26,75 Incl. VAT
SparkFun Qwiic Quad Solid State Relay Kit Sparkfun #KIT-16833 The SparkFun Qwiic Quad Solid State Relay Kit takes one of our favorite solid state relays and lets you place up to four of them on a single PCB to control all of them via I2C from your desired microcontroller.
Delivered in 5 to 10 days
€ 55,90 Incl. VAT
SparkFun Qwiic Quad Relay Sparkfun #COM-16566 The SparkFun Qwiic Quad Relay is a unique power accessory board that has been designed for switching not one but four high powered devices from your Arduino or another low powered microcontroller using I2C.
Out of stock
€ 33,90 Incl. VAT
SparkFun Qwiic Dual Solid State Relay Sparkfun #COM-16810 The SparkFun Qwiic Dual Solid State Relay is a power delivery board that allows users to switch two AC loads from a low power microcontroller using the SparkFun Qwiic connect system.
Delivered in 5 to 10 days
€ 169,40 Incl. VAT
8-channel usb relay card - DIY kit Whadda #K8090 8-channel usb relay card - DIY kit.Eight relay channels controlled by your computer! Use your computer USB port to connect to the outside world. Connect up to 16A to each of the high power relays.
Delivered in 3 to 7 days
€ 47,95 Incl. VAT
Dmx-controlled relay switch Whadda #WSL8072 This Kit allows you to control a relay by means of the well-known DMX512 protocol. This protocol was developed by USITT in 1986 to control dimmers, scanners, moving-head spots and other lighting devices with a simple wiring.In some cases, a simple ON/OFF selection is desired.
Delivered in 3 to 7 days
€ 24,65 Incl. VAT
8-channel relay card kit Whadda #K8056 This relay card can be used in several ways : stand alone card, addressed by switches or open collector outputs or remote controlled through RS232. In option remote controlled using RF (radio frequency) signals (K8058 remote control + RX433N module).
Delivered in 3 to 7 days
€ 49,00 Incl. VAT
Telephone ring detector with relay output Whadda #VM144 Telephone ring detector with relay output.
Delivered in 3 to 7 days
€ 24,65 Incl. VAT
8-channel usb relay card Whadda #VM8090 Eight relay channels controlled by your computer!Use your computer USB port to connect to the outside worldConnect up to 16A to each of the high power relays.Comes complete with VDR noise suppressors, on-board push buttons can be used to test/operate all the relays.
Delivered in 3 to 7 days
€ 87,35 Incl. VAT
Dmx-controlled relay Whadda #WML138 This module allows you to control a relay by means of the well-known DMX512 protocol. This is used to control dimmers, scanners, moving-head spots and other lighting devices with a simple wiring.In some cases, a simple ON/OFF selection is desired. there is where this module comes in.
Delivered in 3 to 7 days
€ 39,85 Incl. VAT
Din rail wlan relay card Whadda #VM208 This new DIN rail WLAN relay card combines the strength of four robust relays that you can control via smartphone. In other words: this device enables you to remotely control any appliance in your electrical cabinet from anywhere in the world*!
Delivered in 3 to 7 days
€ 145,85 Incl. VAT
Din-rail extension relay card Whadda #VM208EX Upgrade your DIN-rail relay card (VM208) with 8 additional relays of 16 A @ 230 VAC.FeaturesI2C protocol communicationextends the with 8 additional relayspowered by the can be controlled by an Arduino development board (VM208INT – coming soon!
Delivered in 3 to 7 days
€ 77,55 Incl. VAT
Ethernet relay module Whadda #VM201 The card simply connects to your (wireless) router by means of a standard network cable.You can operate the 8 relays or check the status of the input from anywhere in world.The card is web server based, so almost any internet browser can connect to the card, even mobile devices.
Delivered in 3 to 7 days
€ 145,85 Incl. VAT
Kitronik Relay Board kit Kitronik #2144 This is a versatile relay board kit that can easily be configured via jumpers and trimmer potentiometers to do a range of tasks.Most sensor and switches can be connected to the input of the board and the trigger level set for the input device.
Delivered in 5 to 30 days
€ 8,50 Incl. VAT
Kitronik Relay Control Breakout Board Kitronik #5101 This breakout board allows a low power logic level device running at 5V to operate a relay. The relay can switch up to 16A 250VAC or 16A 30VDC. This lets your low power microprocessor control big, power hungry devices!
Delivered in 5 to 30 days
€ 14,85 Incl. VAT
Adafruit ISO1540 Bidirectional I2C Isolator Adafruit #4903 Sometimes you'll find yourself with an I2C bus controller on one side, and an I2C bus device on the other and you gotta keep em (electrically) separated. Maybe because one is Earth-grounded, maybe because you've got some funky power monitoring setup, maybe you want to reduce noise.
Delivered in 10 to 30 days
€ 11,40 Incl. VAT
HT0740 40V / 10A Switch Breakout - PIM455 Pimoroni #PIM455 Oh boy, this is a Big Switch. Program it to switch loads up to 40V / 10A connected to the HT0740 breakout's sturdy screw terminals, and use up to four breakouts at the same time using the...
Delivered in 5 to 30 days
€ 17,75 Incl. VAT
WPM406 5V Relay module Whadda #WPM406 This relay acts as an electronic switch to control the current of a circuit. This module can be controlled via 5V supplied by the Arduino for example.
Delivered in 3 to 7 days
€ 8,90 Incl. VAT
Bistable relay module with push button - 1 channel - 12V Whadda #WPM331 This WPM331 push button bistable relay module can turn an external circuit or device on or off via an external switch.
Delivered in 3 to 7 days
€ 10,20 Incl. VAT
4 Channel relay module Whadda #WPM400 With this 4-channel relay module you can control various circuits or devices with high current. The module can be controlled directly via a microcontroller, such as the Arduino.
Delivered in 3 to 7 days
€ 10,80 Incl. VAT

The 3 most popular Relay modules

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In stock Bistabiel relay module 12V € 7,30
In stock 5V Relay 10A € 2,-
In stock 5V Relay module 16 channels € 18,50

By means of a relay, a circuit with much more power can be switched with a relatively small current.

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