Sensors & Input

SKU: PL-2453 | Brand: Pololu

A compact carrier board for the Allegro ACS711EX Hall effect-based linear current sensor with overcurrent fault output. It measures bidirectional current up to ±31 A with a proportional analogue voltage output centred...

SKU: SF-SEN-13715 | Brand: SparkFun

This is a stainless steel, Type-K Thermocouple probe. A thermocouple works by taking two wires made of dissimilar metals, connecting them at the two ends, and making a temperature gradient between one end and the othe...

SKU: DF-DFR1036 | Brand: DFRobot

A 1-channel DAC module that converts a PWM signal from any microcontroller into a precise 0–5V or 0–10V analogue voltage output. Built around the GP8101S chip with 8-bit resolution and 0.2% accuracy, it's ideal for dr...

SKU: AF-5966 | Brand: Adafruit

Add a cool touch-screen rotary dial to your next build with the M5Stack M5Dial. The M5Dial integrates the necessary features and sensors for various smart home control applications as a versatile embedded development ...

SKU: AF-5628 | Brand: Adafruit

A compact, self-centering analogue thumbstick with a feel and size similar to Nintendo Joy-Con joysticks. It uses two 10kΩ potentiometers (one for each axis) to provide proportional X/Y analogue output, plus a centre-...

SKU: SB-21819 | Brand: Little Bird

The Pico Air Monitoring Expansion is a HAT for Raspberry Pi Pico that measures suspended particulate matter (PM1.0, PM2.5, and PM10) in the air. It uses a PMSA003 digital laser dust sensor and includes an onboard 0.91...

SKU: PR-PIM635 | Brand: Little Bird

The Pico Enviro+ Pack is a compact environmental monitoring add-on for the Raspberry Pi Pico and Pico W. Measuring just 61.5 × 31.5 mm, it packs a weather and gas sensor, light sensor, microphone, a 1.54" colour LCD, ...

SKU: AF-5454 | Brand: Adafruit

For projects that need a rotary encoder but need to keep it single-sided or need to avoid interrupting traces or devices on the other side, here's an all-SMT rotary encoder! It's a high-quality 30-detents encoder f...

SKU: DF-SEN0509 | Brand: DFRobot

This capacitive pipeline liquid level sensor of high sensitivity is suitable for non-metallic pipes with a diameter of 6mm. The sensor outputs digital high/low level(low when liquid detected) and adopts 3-pin DuPont c...

SKU: LB-ANEMO | Brand: Little Bird

A robust three-cup anemometer with 4–20mA current loop output, ideal for industrial monitoring and control applications. The all-aluminium construction provides excellent weather resistance, while the wear-free rotati...

SKU: EC-SPM01021S | Brand: Elecrow

This water sensor works by having a series of exposed traces connected to ground and interlaced between the grounded traces are the sens traces. The sensor board has a demension of 5.0 x 4.0cm. There is also a on-boar...

SKU: EC-CRF16500R | Brand: Elecrow

This product has been used in building intercom and access control products for many years, it has high stability and strongest anti-interference ability. The ATMEGA8 of this module is a high- performance AVR MCU of A...

SKU: EC-CCF32323S | Brand: Elecrow

The ESP32S is a WiFi and Bluetooth combo module built around the Espressif ESP32 dual-core processor. It supports 802.11 b/g/n WiFi with speeds up to 150 Mbps and Bluetooth v4.2 (both Classic and BLE), making it a ver...

SKU: AF-4469 | Brand: Adafruit

The Adafruit MLX90640 IR Thermal Camera Breakout features a 24×32 array of infrared thermal sensors that returns 768 individual temperature readings over I2C. It's an affordable way to add heat-vision to any microcont...

SKU: M5-K027 | Brand: Little Bird

Description Note: M5StickV does not support for microphone function, which will be added on upcoming Wifi version M5StickV+. M5Stack recently launched the new AIOT(AI+IOT) Camera powered by Kendryte K210 -an edge c...

SKU: PL-4049 | Brand: Pololu

The ACS724 Current Sensor Carrier provides a compact breakout for Allegro's ±50A ACS724LLCTR-50AB Hall effect-based linear current sensor. It offers a low-resistance (~1.2 mΩ) current path and electrical isolation up ...

SKU: SF-COM-15141 | Brand: SparkFun

Rotary encoders can be used similarly to potentiometers. The difference being that an encoder has full rotation without limits (It just goes round and round). They output gray code so that you can tell how much and in...

SKU: AF-1058 | Brand: Adafruit

You have some frickin' sharks at your lair, and you're thinking "it would be really great if I could attach some lasers to them" and then you see these little laser diode modules: what great timing! These encapsulated...

SKU: AF-2349 | Brand: Adafruit

This Reflective IR Sensor is a simple plastic casing with two elements - an IR LED and an IR phototransistor. You can control the IR LED and turn it on to bounce IR off objects to determine their reflectivity. White &...

SKU: PL-1131 | Brand: Pololu

This small digital distance sensor detects objects between 0.5 cm and 5 cm (0.2″ and 2″) away. With its quick response time, small size, low current draw, and short minimum sensing distance, this sensor is a...