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Showing 1-20 of 46 products · 14 unavailable products hidden
Gravity: Linear / Analog Hall Effect Sensor with ±1200 GS Magnetic Field Range
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##Introduction Gravity: Linear/Analog Hall Sensor is a high-precision device designed for measuring and monitoring magnetic field strength. Advanced Hall effect circuitry at the core converts magnetic induction strength directly into a voltage output. The sensor responds uniquely to magnetic fiel...
Magnetic Imaging Tile - 8x8
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Visualise magnetic fields in real time with a dense 8x8 array of Hall-effect sensors. This tile lets you observe nearby magnets, current flow in wires and fields generated by electric motors as a live magnetic image.The sensors are highly sensitive, with best imaging performance within 1cm to 2cm...
Gravity: 360 Degree Hall Angle Sensor
The Hall Angle Sensor is a miniature 360 degree sensor which works based on the principle of the Hall effect. It is compatible with the DFRobot Gravity sensor interface, and works with a 5V DC power supply. The analog output is also 0~5V so it can work directly with Arduino. The Hall an...
Gravity: Analog Current Sensor 50A (AC/DC) V2
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##Introduction This is an updated version. Retired Product: Gravity: Analog 50A Current Sensor (AC/DC) V1Get this low-power current sensor to monitor your project every second for saving energy or protecting the circuit!This fully integrated Hall Effect-based linear STK-600/M current sensor gives...
Liquid Flow Meter - Plastic 1/2 NPS Threaded
An inline flow sensor for measuring liquid or water flow in solar heating, computer cooling, irrigation, and other fluid projects. The sensor uses a pinwheel with a magnet and an external hall effect sensor to count rotations through the plastic wall, keeping the electronics safe and dry. Each p...
N20 DC Motor with Magnetic Encoder - 6V with 1:298 Gear Ratio
This N20 micro DC gearmotor includes a built-in magnetic encoder with two Hall effect sensors, providing both speed and direction feedback without additional wiring. The compact N20 form factor makes it ideal for small robotics projects where precise motor control is needed. The magnetic encoder...
ACS37800 Qwiic Power Meter
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Built around the Allegro ACS37800, this Qwiic power meter lets your project monitor voltage and current at the same time over I2C. It is designed for higher-demand loads such as 3D printers, UAVs and solar panels, with voltage monitoring up to 60VDC and current sensing up to 30A.The ACS37800 uses...
![Hall effect sensor [US5881LUA]](/rails/active_storage/representations/redirect/BAh7BkkiC19yYWlscwY6BkVUewdJIglkYXRhBjsAVGkCG5xJIghwdXIGOwBUSSIMYmxvYl9pZAY7AEY=--027a0c2b4593045a3296f54318dc77417cb02daf/BAh7BkkiC19yYWlscwY6BkVUewdJIglkYXRhBjsAVHsHOgtmb3JtYXRJIghqcGcGOwBUOhJyZXNpemVfdG9fZml0WwdpApABaQKQAUkiCHB1cgY7AFRJIg52YXJpYXRpb24GOwBG--4cc5678865497cdbcf7b02aee5242eda5f847322/image_b6648921-ad71-4a6a-badf-4fc85d43e1e8.jpg)
Hall effect sensor [US5881LUA]
Hall effect sensors detect whether a magnet is near. Useful for non-contact/waterproof type switches, position sensors, rotary/shaft encoders. I tried dozens of different hall effect sensors to see which one would work best for the SpokePOV kit (to determine the wheel location) and this one...
Analog Hall Effect Sensor Module for Arduino
A simple analog Hall effect sensor module for detecting magnetic fields with Arduino. When a magnet is detected, the on-board LED turns on and the analog output changes proportionally to the field strength — making it easy to detect both the presence and relative proximity of a magnet. Key Featu...
Hobby Motor with Encoder - Plastic Gear (Red)
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Add motion and feedback to small robotics builds with this single DC gearmotor and integrated Hall effect speed encoder. Instead of simply driving a motor open-loop, your microcontroller can count encoder pulses to track wheel rotation and speed for more accurate navigation and speed control.The ...
Clear Turbine Water Flow Sensor with 3-pin JST
Measure liquid/water flow for your solar, computer cooling, or gardening project using this handy basic flow meter featuring a fully clear plastic body. This sensor sits in line with your water line and uses a pinwheel sensor to measure how much liquid has moved through it. The pinwheel has a lit...
TMAG5273 A1 3D Hall Effect Magnetometer Breakout
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This breakout makes it easy to add 3D Hall-effect magnetic sensing to a microcontroller project. The TMAG5273 integrates independent X, Y and Z Hall-effect sensors with a 12-bit ADC, giving you magnetic measurements over I2C plus a built-in temperature sensor for basic temperature readings.It is ...
Gravity: Analog 20A Current Sensor
The Gravity Analog 20A Current Sensor measures both AC and DC current using the Hall effect, outputting a proportional analog voltage to your microcontroller. With high-voltage isolation built into the circuit design and a non-conductive acrylic base plate, it's designed for safe use in automatio...
Hobby Motor with Encoder - Plastic Gear (Pair, Red)
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These DG01D-E hobby motors come as a matched pair, each with a built-in hall effect speed encoder and a 1:48 plastic gearbox. The hall sensor detects the magnetic plate's polarity — south pole outputs high, north pole outputs low — giving you precise speed and position feedback for closed-loop mo...
Metal DC Geared Motor w/Encoder - 12V 83RPM 45Kg.cm
This 12 V DC geared motor (model GB37Y3530-12V-83R) pairs a powerful brushed motor with a 131:1 metal gearbox and an integrated Hall-effect quadrature encoder. The encoder provides 16 counts per revolution on the motor shaft — equivalent to 2096 counts per revolution on the gearbox output — givin...
N20 DC Motor with Magnetic Encoder - 6V with 1:50 Gear Ratio
This N20 micro geared DC motor includes a built-in magnetic encoder wheel and two Hall effect sensors, providing speed and direction feedback without additional wiring. The compact N20 form factor makes it well suited for small robotics projects requiring precise motor control. The motor runs on...
Wheel Encoder Kit
The DAGU Wheel Encoder Kit is a simple add-on for wheeled robots that measures speed and distance travelled. Each kit includes two neodymium 8-pole magnets with rubber hubs and two hall-effect sensors, providing reliable rotational feedback for odometry and motion control. The sensors come pre-t...
Feedback 360 Degree - High Speed Continuous Rotation Servo
Harder, better, faster, stronger! All the control and customization for your robot project. The Parallax Feedback 360° High Speed Servo has the functionality of a light-duty servo, continuous rotation servo, high-speed servo, and encoder in one convenient package - what a triple thre...
Direct-Drive Servo Motor for Robotics and AGV Drive Wheel (UART, 210rpm)
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A compact direct-drive servo motor integrating a brushless outer-rotor motor, encoder, and servo driver into a single unit. By eliminating the traditional gearbox/reducer, it delivers smooth torque, low noise, and long life in a smaller package. The built-in driver uses a Field-Oriented Control ...
SparkFun Linear 3D Hall-Effect Sensor - TMAG5273 (Qwiic)
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The SparkFun TMAG5273 Linear 3D Hall-Effect Sensor is a low-power, high-precision magnetic field sensor that detects the presence, strength, and direction of magnetic fields in three dimensions. Built on a standard 25.4 × 25.4 mm (1 × 1 in) Qwiic breakout, it communicates over I²C with no solderi...
