Brands and Manufacturers

SKU: SF-SEN-14709 | Brand: SparkFun

The AH1815 is an integrated Hall-Effect non-latched sensor. That’s nice but what does it do? Holding a magnet near the sensor will cause the output pin to toggle. This makes for a robust presence sensor. A reed sen...

SKU: DF-SEN0204 | Brand: DFRobot

A non-contact liquid level sensor that detects the presence of liquid through a container wall — no direct contact with the liquid required. Using advanced signal processing via the XKC-Y25-T12V chip, it works through...

SKU: DF-SEN0387 | Brand: DFRobot

This magnetic switch consists of two parts: a reed switch sensor with cable and a magnet trigger in a plastic housing. When the magnet is brought within approximately 1 cm of the sensor, the reed switch closes, allowi...

SKU: WS-26517 | Brand: Waveshare

The Industrial Modbus RTU 8-Channel Relay Module (D) is a reliable RS485-controlled relay module with 8 digital inputs. Designed for industrial applications, it supports the Modbus RTU protocol and includes multiple i...

SKU: LB-TILT | Brand: Little Bird

A simple tilt sensor module that detects orientation changes. When tilted, the internal conductive ball breaks the circuit; when returned upright, it reconnects — providing a digital output signal. It's a compact, low...

SKU: WS-26244 | Brand: Waveshare

An RS485-controlled industrial I/O module with 8 isolated digital inputs and 8 open-drain digital outputs, communicating via the Modbus RTU protocol. Multiple protection layers — power isolation, magnetic isolation, T...

SKU: LB-LS1177 | Brand: Little Bird

Laser Detector Module Want to set up your own laser tripwire? These little modules make it super simple. Just hook one up to your Arduino, line it up with a laser pointer, and you’ve got a working laser detection syst...

SKU: SF-SEN-15569 | Brand: SparkFun

This is the HC-SR04 ultrasonic distance sensor. This economical sensor provides 2cm to 400cm of non-contact measurement functionality with a ranging accuracy that can reach up to 3mm. Each HC-SR04 module includes an u...

SKU: EF-EF04040 | Brand: ElecFreaks

Octopus Electronic Bricks, you can use them to build electronics projects just as easy as piling bricks. By using Octopus electronic bricks, you may connect Arduino/Freaduino compatible boards easily with various d...

SKU: DF-DFR0061 | Brand: DFRobot

The Gravity Joystick Module V2 provides two-axis analogue control (X and Y) plus a digital push-button switch. Connect the two analogue outputs and one digital output to your Arduino or other microcontroller for intui...