Category: Current sensors

Comprehensive Current Measurement Solutions

We offer a wide range of technologically advanced sensors designed for precise current monitoring. Our products include Hall effect-based current sensors that allow accurate measurement of both DC and AC currents without direct contact with the conductor. With digital and analog interfaces, our sensors are easy to integrate with various electronic systems. Our selection includes both basic models and advanced bidirectional sensors, as well as modules with power monitors that offer additional features such as voltage and power measurement. Our products are used in energy monitoring systems, power management, and industrial automation, ensuring reliability and measurement accuracy.

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Compact current sensor based on TMR technology, enabling precise measurements up to 30 A with minimal energy losses. Thanks to a wide 1 MHz bandwidth, galvanic isolation and interference immunity, it is perfect for applications requiring fast response and high accuracy. Pololu 5305

zł50.92
24h
Available quantity: 2
Available

Compact current sensor Pololu 5311 based on the CT433-HSWF30MR, designed for measuring currents up to ±30A at 3.3V supply in applications requiring galvanic isolation and analog voltage output. Pololu 5311

zł48.01
24h
Available quantity: 2
Available

Compact current sensor Pololu 5313 based on the CT433-HSWF50MR, designed for measuring currents up to ±50A at 3.3V supply in applications requiring galvanic isolation and analog voltage output. Pololu 5313

zł51.76
24h
Available quantity: 2
Available

Compact current sensor Pololu 5315 based on the CT433-HSWF70MR, designed for measuring currents up to ±70 A at a 3.3 V supply in applications requiring galvanic isolation and analog voltage output. Pololu 5315

zł51.76
24h
Available quantity: 2
Available

Pololu 5242 with the ACS71240KEXBLT-050B3 chip is a compact current sensor module for precision measurement applications in the ±50 A range. With galvanic isolation, fast response to current changes, and short-circuit detection capability, it is used in power systems, automotive and industrial electronics, and embedded projects. It is ideal for measuring currents in both DC and AC circuits while ensuring safety and accuracy.

zł20.52
24h
Available quantity: 2
Available

HSTS08L 10A 2.5V Current Sensor. Enables measurement of high currents. modHSTS08L

zł71.86
24h
Available quantity: 2
Available

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

zł56.70
24h
Available quantity: 2
Available

Compact current sensor based on TMR technology, enabling precise measurements up to 20 A with minimal energy losses. Thanks to a wide 1 MHz bandwidth, galvanic isolation and interference immunity, it is perfect for applications requiring fast response and high accuracy. Pololu 5316

zł52.79
24h
Available quantity: 2
Available

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 5251

zł58.78
24h
Available quantity: 2
Available

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 5261

zł54.78
24h
Available quantity: 2
Available

A modern current sensor combining the Hall effect with an inductive coil, which allows for precise measurements of both the DC and AC components up to 5 MHz. Thanks to its lightning-fast response time and low path resistance, it is perfect for motor control systems, power converters and protection systems. Pololu 5235

zł63.04
24h
Available quantity: 2
Available

A compact Hall-effect current sensor that provides accurate DC and AC current measurement within a ±10 A range with galvanic isolation. It features a high-sensitivity analog VOUT output with a 150 kHz bandwidth, enabling fast and precise readings in dynamic systems. The module operates over a wide temperature range of -40°C to 125°C, and the low current path resistance minimizes energy loss. Its small size and flexible mounting options make it ideal for prototyping, industrial systems, and space-constrained projects. Pololu 5454

zł18.99
24h
Available quantity: 2
Available

This module provides precise, galvanically isolated current measurement within a range of ±30 A and voltage up to 480 VRMS, providing RMS, instantaneous, and active, reactive, and apparent power readings. Equipped with an I²C interface, 4-pin JST SH connectors, and 2.54 mm pins, it allows for easy integration with Qwiic, STEMMA QT, and standard microcontrollers. Configuration stored in EEPROM allows for defining address and overload thresholds. The sensor offers three voltage measurement ranges (120 V - default, 240 V, 480 V RMS) and the ability to detect overvoltages. Built-in protection and low conduction resistance ensure safe and accurate measurements. The version comes with soldered screw terminals and a 240 Vrms jumper. Pololu 5412

zł182.86
24h
Available quantity: 2
Available

The ACS72981 current sensor module uses the Hall effect to precisely and safely measure DC current while 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 power loss and offers a fast response time of less than 2 µs. Pololu 5284

zł64.33
24h
Available quantity: 2
Available

The ACS72981 current sensor module uses the Hall effect to precisely and safely measure DC current while 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 power loss and offers a fast response time of less than 2 µs. Pololu 5264

zł52.91
24h
Available quantity: 2
Available

This module provides precise current, voltage, and power measurement in DC systems up to 85V and 10A. It features a 16-bit ADC, fast alarm response, and an I2C interface for easy integration with Arduino, Raspberry Pi, and CircuitPython. The module supports both high- and low-side measurement and automatic power calculation, and the STEMMA QT connector allows for quick, solderless installation. Adafruit 6349

zł54.26
24h
Available quantity: 2
Available

A non-contact magnetic field sensor with a range of ±1.5 mT and a sensitivity of 1500 mV/mT at 5 V. It offers an analog ratiometric output and a flag signal activated when field thresholds are exceeded. It features a fast response time (20 µs) and a 30 kHz bandwidth with a built-in RC filter. Its compact design, AC/DC capability, and easy mounting make it ideal for energy-efficient and safe current monitoring systems. Pololu 5352

zł18.03
24h
Available quantity: 2
Available

A modern current sensor with a measurement range of -40 A to +40 A, combining the Hall effect with an inductor, allows for precise measurements of both DC and AC components up to 5 MHz. Its lightning-fast response time and low path resistance make it ideal for motor control systems, power converters, and protection systems. Pololu 5234

zł55.94
24h
Available quantity: 2
Available

Current Sensors for Every Application

We offer a wide range of current sensors suitable for both professionals and hobbyists. Our bidirectional sensors allow current measurement in both directions, making them ideal for energy storage systems. Additionally, we offer digital current sensors that provide high levels of precision and reliability, making them an excellent choice for applications requiring accurate measurements.

Advanced Measurement Technologies

Our current and voltage sensors, including modules with power monitors, are equipped with modern measurement technologies. This makes them easy to integrate with various electronic systems. We also offer sensors with I2C interfaces that enable easy communication with microcontrollers. Our products are characterized by reliability and high-quality workmanship, making them ideal for professional and educational applications.

High Quality and Reliability

Every current sensor in our range has undergone rigorous quality testing to ensure long-lasting and trouble-free operation. Whether you need a sensor for simple applications or an advanced module for power monitoring, you will find a product that meets your requirements.

Benefits of Choosing Our Sensors

By choosing our current sensors, you gain access to products that are precise, easy to use, and compatible with various systems. Our sensors are ideal for use in energy monitoring, industrial automation, and education. With a wide range of available products, everyone can find something suitable. We invite you to explore our offer and choose the best current sensor that meets all your expectations.