A miniature lidar distance sensor that detects objects up to 5 cm away, regardless of color, transparency, or lighting. It generates a digital signal (0 V on detection), operates in the 3-5.5 V range, draws only 30 mA, and supports sleep mode via the ENABLE pin. Ideal for robotics, automation, and contactless interfaces, it offers a fast response time (142 Hz), switching hysteresis, and a compact housing with an indicator LED. Pololu 5550

The ACS72981 current sensor module uses the Hall effect to accurately and safely measure AC and DC current, providing electrical isolation of the current path. With a wideband analog output (up to 250 kHz) and low conduction resistance (0.2 mΩ), it minimizes energy loss and offers a fast response time of less than 2 µs. Pololu 5253

The ACS72981 current sensor module uses the Hall effect to accurately and safely measure AC and DC current, providing electrical isolation of the current path. With a wideband analog output (up to 250 kHz) and low conduction resistance (0.2 mΩ), it minimizes energy loss and offers a fast response time of less than 2 µs. Pololu 5254

The ACS72981 current sensor module uses the Hall effect to accurately and safely measure AC and DC current, providing electrical isolation of the current path. With a wideband analog output (up to 250 kHz) and low conduction resistance (0.2 mΩ), it minimizes energy loss and offers a fast response time of less than 2 µs. Pololu 5255

The ACS72981 current sensor module uses the Hall effect to accurately and safely measure AC and DC current, providing electrical isolation of the current path. With a wideband analog output (up to 250 kHz) and low conduction resistance (0.2 mΩ), it minimizes energy loss and offers a fast response time of less than 2 µs. Pololu 5256

Module with 5 balancing sensors for Balboa 32U4 balancing robot. Pololu 3577

Pololu 5278 Large Carrier current sensor based on the ACS72981KLRATR-150B5 chip, designed for bidirectional current measurement from -150 A to +150 A with 5 V supply voltage in applications requiring galvanic isolation and an analog output signal. Pololu 5278

The ACS72981 current sensor module uses the Hall effect to accurately and safely measure AC and DC current, providing electrical isolation of the current path. With a wideband analog output (up to 250 kHz) and low conduction resistance (0.2 mΩ), it minimizes energy loss and offers a fast response time of less than 2 µs. Pololu 5257

The ACS72981 current sensor module uses the Hall effect to accurately and safely measure AC and DC current, providing electrical isolation of the current path. With a wideband analog output (up to 250 kHz) and low conduction resistance (0.2 mΩ), it minimizes energy loss and offers a fast response time of less than 2 µs. Pololu 5258

The ACS72981 current sensor module uses the Hall effect to accurately and safely measure AC and DC current, providing electrical isolation of the current path. With a wideband analog output (up to 250 kHz) and low conduction resistance (0.2 mΩ), it minimizes energy loss and offers a fast response time of less than 2 µs. Pololu 5260

Adafruit Universal Thermocouple Amplifier MAX31856 is an amplifier module for thermocouples. It was based on the MAX31856 chip. The module is fitted with K, J, N, R, S, T, E or B thermocouples. The SPI interface is used for communication. Adafruit 3263

The ACS72981 current sensor module uses the Hall effect to accurately and safely measure AC and DC current, providing electrical isolation of the current path. With a wideband analog output (up to 250 kHz) and low conduction resistance (0.2 mΩ), it minimizes energy loss and offers a fast response time of less than 2 µs. Pololu 5262

The ACS72981 current sensor module uses the Hall effect to accurately and safely measure AC and DC current, providing electrical isolation of the current path. With a wideband analog output (up to 250 kHz) and low conduction resistance (0.2 mΩ), it minimizes energy loss and offers a fast response time of less than 2 µs. Pololu 5263

Compact module with three I2C sensors, enabling measurement of temperature, humidity, pressure, light, proximity and motion. It offers two Qw/ST connectors, so you can quickly connect it to Raspberry Pi, Pico or other microcontrollers. Ideal for IoT applications, home automation and environmental analysis in mobile or stationary projects. Pimoroni PIM745

Module with digital barometer BMP388. The system measures pressure in the range from 300 to 1250 hPa and temperature from -40 ℃ to 80 ℃. DFRobot SEN0251

Large Carrier version current sensor from Pololu, model 5277, based on the ACS72981KLRATR-150B3 IC, designed for measuring current in the range from -150 A to +150 A at a 3.3 V supply in applications requiring galvanic isolation and analog output. Pololu 5277

A robust sensor for approximate measurement of nitrogen, phosphorus and potassium (NPK) levels in soil, ideal for precision farming and field applications. With a rugged design (IP68), RS485 MODBUS-RTU communication and a wide power supply range, it allows easy integration with Arduino-type systems and operation in harsh environmental conditions. DFRobot SEN0605

A small module with a temperature sensor (thermistor). As the temperature changes, the resistance of the thermistor changes, which allows the temperature to be measured in the range from -40 to 125 ° C with an accuracy of 1.5 ° C. The module has a connector in accordance with the Grove standard. Seeed studio 101020015

This sensor utilizes advanced signal processing technology by using a powerful chip (XKC-Y25-T12V) with high-speed operation capacity to achieve non-contact liquid level detection; suitable for hazardous applications: detecting toxic substances and all kinds of liquid in an airtight container under high pressure. SEN0204

A miniature lidar distance sensor that detects objects up to 100 cm away, regardless of color, transparency, or lighting. It generates a digital signal (0 V on detection), operates in the 3-5.5 V range, draws only 30 mA, and supports sleep mode via the ENABLE pin. Ideal for robotics, automation, and contactless interfaces, it offers a fast response time (100 Hz), switching hysteresis, and a compact housing with an indicator LED. Pololu 5483