All Products

SKU: DF-DFR0899

The 10 I/Os Relay Module is an industrial PLC based on the Arduino Nano with relay outputs for switching higher-voltage loads. It provides a simple, cost-effective, and open-source approach to industrial monitoring and control, with standardised PLC connectors and support for RS485, Ethernet (TCP...

SKU: DF-DFR0222

Internet of things has become so easy. With Xboard Relay, you can not only monitor data through internet, but also control it through internet. The Xboard Relay combines an Atmega 32u4 microprocessor and wiz5100 chip which is fully compatible with Arduino Lendardo and Ethernet library,...

SKU: EC-MCS01584R

The Relay Shield v1.1 is an Arduino compatible smart module with 4 mechanical relays providing an easy way to control high voltage. The max switching power is 35VDC 70W for each channel. It can be directly controlled by Arduino/Crowduino through digital IOs with external 9V DC supply. Compared to...

SKU: SF-KIT-13815

Your 5V system can wield great power with this big, beefy relay board. How does 20A on the NC contacts and 10A on the NO contacts at 220VAC sound? The SparkFun Beefcake Relay Control Kit contains all the parts you need to get your high-power load under control. Only minimal assembly is required! ...

SKU: PL-2485

The Pololu Basic 2-Channel SPDT Relay Carrier provides simple, independent control of two single-pole, double-throw (SPDT) relay switches from low-voltage, low-current control signals. This assembled version comes ready to use with relays, terminal blocks, and header pins pre-soldered. Each rela...

SKU: DF-DFR0251

A relay is an electrically operated switch, which has a control system (also known as the input circuit) and the controlled system (also known as the output circuit), usually used in automatic control circuit. It is actually "automatic switch", using a small electric current to control a large...

SKU: DF-DFR0144

This 4-channel relay shield from DFRobot plugs directly onto an Arduino Uno or compatible board, providing opto-isolated relay switching for controlling high-power devices such as lamps, water pumps, and motors. Each relay has its own test button and LED status indicator. The shield features a b...

SKU: SF-GPS-23847 · MPN: GPS-23847

The SPK-6E is a compact, lightweight tri-band helical GNSS antenna supporting L1, L2, and L5 frequencies across GPS, GLONASS, Galileo, and BeiDou constellations. Weighing just 18.1 g with a standard SMA connector, it's designed for aerial, portable, and clear-sky applications. The antenna includ...

SKU: PI-MNK00061

The MonkMakes Relay for micro:bit is a solid-state (no moving parts) relay that allows an output of a micro:bit to turn things on and off. A micro:bit can turn an LED on and off directly, but anything more powerful requires something like a relay or a transistor. Using a transistor to switc...

SKU: AF-3191

The Adafruit Power Relay FeatherWing lets you switch high-power loads — lamps, fans, solenoids, small appliances, and more — directly from any Feather microcontroller board. With a switching capacity of up to 10A at 120 VAC or 5A at 240 VAC (resistive loads), it can handle up to 1,200 watts. The...

SKU: EC-CDD10240D

The devDuino Relay 1 Node V1.0 is a compact Arduino-compatible microcontroller board with a built-in mains power supply (110–220 V AC), a 10 A relay, and an nRF24L01+ wireless transceiver. It is designed for building wireless home automation networks with support for over-the-air (OTA) firmware u...

SKU: PR-PIM373

The VL53L1X Time of Flight sensor breakout uses a low-power laser to measure distances with excellent accuracy and speed. With a detection range of 4 cm to 4 metres and up to 50 Hz sampling frequency, it's ideal for proximity sensing, presence detection, and collision avoidance on robots. This b...

SKU: DF-FIT0381

A 10W high-power RGB LED module consisting of nine separate LED dies (red, green, and blue) on a single aluminium substrate. With a combined luminous output of up to 500 lumens, it delivers enough brightness for searchlights, stage lighting effects, and colour-mixing displays. Each colour channe...

SKU: SB-RELAY-BIT

Relay Bit provides a solution for controlling low and medium current/voltage devices and makes your projects intelligent. Relay bit could be a nice solution for controlling devices that could not be directly controlled by micro:bit's Digital I/Os. The standardized shield form factor enables a...

SKU: SF-BOB-11722

This is a clever little breakout board for both the RGB and R/G illuminated rotary encoders. On one side, it breaks out all of the RGB pins to standard, breadboard friendly, 0.1" headers. Turn it over and it has a footprint for the R/G version! Simply solder an encoder down to the board and you’r...

SKU: PL-2481

The Pololu basic relay carrier modules allow simple control of a single-pole, double-throw (SPDT) switch from low-voltage, low-current control signals. This item includes the basic carrier PCB along with an Omron G5LE-14-DC5 5 V relay, 5.0 mm terminal blocks, and 0.1" male headers in s...

SKU: EF-EF04026

OCTOPUS 1-Channel Relay is a single relay electronic brick: Note: Module 5V power supply: Never use power supply more than 5V, which may cause damage to the module. Features: Relay Power Supply Voltage:<V Relay drive level: With opto-isolation circuit, can completely isolate the relay controll...

SKU: AF-5849 · MPN: ADA5849

Incredibly tiny 1111-size (1.1mm × 1.1mm) individually addressable RGB NeoPixel LEDs for creating ultra-compact or high-density smart LED designs. These are the same integrated LED technology used in NeoPixel strips and pixels, but at a fraction of the size — 20× smaller than standard 5050 NeoPix...

SKU: SF-BOB-13282

This is a breakout board for the WS2812B RGB LED. The WS2812B is actually an RGB LED with a WS2811 built right into the LED! All the necessary pins are broken out to 0.1" spaced headers for easy bread-boarding. Several of these breakouts can even be chained together to form a display or an addres...

SKU: DF-DFR0785-W · MPN: DFR0785-W

This Gravity LED button is a simple illuminated push button with a transparent cap, designed for interactive Arduino and micro:bit projects. When the button is pressed, the internal white LED turns on to provide clear visual feedback.The module behaves like a basic digital switch: when pressed do...