Current and voltage sensors
Use these current and voltage sensors to, for example, protect your circuits against damage and for general current reporting. Movement sensor modules Time-of-Flight modules PIR Motion Sensors Speed Encoder Modules Magnetic Sensor Modules Temperature and weather modules Biometry Modules Object detection Modules Light sensor modules Gas sensors Current and voltage sensors Sound sensor modules IR sensor arrays Panel sensors
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- Pololu ACS711EX Current Sensor Carrier -31A to +31A Pololu #2453 This board is a simple carrier of Allegro’s ±31 A ACS711 Hall effect-based linear current sensor with overcurrent fault output, which offers a low-resistance (~0.6 mΩ) current path and electrical isolation up to 100 V.Delivered in 5 to 14 days€ 3,75 Incl. VAT
- Pololu ACS711EX Current Sensor Carrier -15.5A to +15.5A Pololu #2452 This board is a simple carrier of Allegro’s ±15.5 A ACS711 Hall effect-based linear current sensor with overcurrent fault output, which offers a low-resistance (~0.6 mΩ) current path and electrical isolation up to 100 V.Delivered in 5 to 14 days€ 3,75 Incl. VAT
- Pololu ACS709 Current Sensor Carrier -75A to +75A Pololu #2199 This board is a simple carrier of Allegro’s ±75A ACS709 Hall effect-based linear current sensor with overcurrent fault output, which offers a low-resistance (~1.1 mΩ) current path and electrical isolation up to 2.1 kV RMS.Delivered in 5 to 14 days€ 7,35 Incl. VAT
- Adafruit ADS1015 12-Bit ADC - 4 Channel with Programmable Gain Amplifier Adafruit #1083 The ADS1015 provides 12-bit resolution at 3300 samples/sec via I2C, ideal for microcontrollers without built-in ADCs or needing higher precision. It supports up to 4 single-ended or 2 differential channels, and includes a programmable gain amplifier, operating from 2V to 5V.Delivered in 10 to 30 days€ 7,15 Incl. VAT
- Adafruit INA219 High Side DC Current Sensor Breakout - 26V ±3.2A Max Adafruit #904 Solve power-monitoring challenges using the INA219 chip for high side voltage and DC current draw measurement over I2C. Reliable at +26VDC, 3 or 5V power, tracks battery life, using 0.1 ohm sense resistor for ±3.2 Amps.Delivered in 10 to 30 days€ 7,15 Incl. VAT
- Pololu ACHS-7122 Current Sensor Carrier -20A to +20A Pololu #4031 This board is a simple carrier of Broadcom’s ±20A ACHS-7122 Hall effect-based linear current sensor, which offers a low-resistance (~0.7 mΩ) current path and electrical isolation up to 3 kV RMS.Delivered in 5 to 14 days€ 3,10 Incl. VAT
- Pololu ACHS-7123 Current Sensor Carrier -30A to +30A Pololu #4032 This board is a simple carrier of Broadcom’s ±30A ACHS-7123 Hall effect-based linear current sensor, which offers a low-resistance (~0.7 mΩ) current path and electrical isolation up to 3 kV RMS.Delivered in 5 to 14 days€ 3,10 Incl. VAT
- Pololu ACS724 Current Sensor Carrier -50A to +50A Pololu #4049 This board is a simple carrier of Allegro’s bidirectional ±50A ACS724LLCTR-50AB Hall effect-based linear current sensor, which offers a low-resistance (~1.2 mΩ) current path and electrical isolation up to 2.4 kV RMS.Delivered in 5 to 14 days€ 8,30 Incl. VAT
- Pololu ACS724 Current Sensor Carrier 0 to 30A Pololu #4046 This board is a simple carrier of Allegro’s unidirectional 30A ACS724LLCTR-30AU Hall effect-based linear current sensor, which offers a low-resistance (~1.2 mΩ) current path and electrical isolation up to 2.4 kV RMS.Delivered in 5 to 14 days€ 7,70 Incl. VAT
- Pololu ACS724 Current Sensor Carrier -20A to +20A Pololu #4045 This board is a simple carrier of Allegro’s bidirectional ±20A ACS724LLCTR-20AB Hall effect-based linear current sensor, which offers a low-resistance (~1.2 mΩ) current path and electrical isolation up to 2.4 kV RMS.Delivered in 5 to 14 days€ 7,70 Incl. VAT
- Pololu ACS724 Current Sensor Carrier -5A to +5A Pololu #4041 This board is a simple carrier of Allegro’s bidirectional ±5A ACS724LLCTR-05AB Hall effect-based linear current sensor, which offers a low-resistance (~1.2 mΩ) current path and electrical isolation up to 2.4 kV RMS.Delivered in 5 to 14 days€ 7,70 Incl. VAT
- Pololu ACS724 Current Sensor Carrier 0 to 10A Pololu #4042 This board is a simple carrier of Allegro’s unidirectional 10A ACS724LLCTR-10AU Hall effect-based linear current sensor, which offers a low-resistance (~1.2 mΩ) current path and electrical isolation up to 2.4 kV RMS.Delivered in 5 to 14 days€ 7,70 Incl. VAT
- Adafruit INA260 High or Low Side Voltage, Current, Power Sensor Adafruit #4226 This breakout board may well be the last current sensing solution you every need to buy. Not only can it do the work of two multimeters, but it can do it with amazing precision and flexibility.Delivered in 10 to 30 days€ 9,35 Incl. VAT
- Pololu ACHS-7124 Current Sensor Carrier -40A to +40A Pololu #4033 This board is a simple carrier of Broadcom’s bidirectional ±40A ACHS-7124 Hall effect-based linear current sensor, which offers a low-resistance (~0.7 mΩ) current path and electrical isolation up to 3 kV RMS.Delivered in 5 to 14 days€ 3,10 Incl. VAT
- Pololu ACHS-7125 Current Sensor Carrier -50A to +50A Pololu #4034 This board is a simple carrier of Broadcom’s bidirectional ±50A ACHS-7124 Hall effect-based linear current sensor, which offers a low-resistance (~0.7 mΩ) current path and electrical isolation up to 3 kV RMS.Delivered in 5 to 14 days€ 3,10 Incl. VAT
- Sparkfun LilyPad Reed Switch Sparkfun #DEV-13343 Discover the durable LilyPad Reed Switch, a versatile tool for e-textiles, encased in black plastic for enhanced wearability. Ideal for projects where physical contact isn't feasible. Purchase supports e-textile tech development.Delivered in 5 to 10 days€ 6,20 Incl. VAT
- DFRobot Gravity: I2C ADS1115 16-Bit ADC Module (Arduino & Raspberry Pi Compatible) DFRobot #DFR0553 DFRobot I2C ADS1115 16-bit ADC module can accurately collect and convert analog signals. Through this ADC module, Raspberry Pi can easily use a wide range of Gravity series analog sensors to measure various signals, and perceive this world.Delivered in 5 to 10 days€ 13,85 Incl. VAT
- Sparkfun SparkFun Coulomb Counter Breakout - LTC4150 Sparkfun #BOB-12052 Monitor and measure electrical current with the SparkFun Coulomb Counter Breakout - LTC4150. This innovative device acts as an odometer for current, providing real-time battery usage data. Easy to install and efficient, it's perfect for both professionals and hobbyists.Delivered in 5 to 10 days€ 16,95 Incl. VAT
- Sparkfun SparkFun Current Sensor Breakout - ACS723 (Low Current) Sparkfun #SEN-14544 "Experience precision AC/DC current sensing with the SparkFun Current Sensor Breakout - ACS723 (Low Current). It features a Hall effect sensor for electrical isolation & can sense 10mA to 5A. Perfect for hobbyists & professionals."Delivered in 5 to 10 days€ 17,80 Incl. VAT
- Sparkfun KR Sense Current and Voltage Sensor - 90A Sparkfun #SEN-16408 Maximize precision and efficiency in your electronics project with the compact KR Sense 90A voltage and current sense breakout board. Compatible with Attopilot 90A, it tolerates up to 51.8V and 89.4A.Delivered in 5 to 10 days€ 19,25 Incl. VAT
- Pololu ACS724 Current Sensor Carrier -10A to +10A Pololu #4043 Get accurate current measurements with the compact, efficient Pololu ACS724 Current Sensor Carrier. Ideal for 5V systems, it's perfect for power supply monitoring, motor control, & high voltage...Delivered in 5 to 14 days€ 10,65 Incl. VAT
- Pololu ACS724 Current Sensor Carrier -30A to +30A Pololu #4047 Get the compact, high-performance Pololu ACS724 Current Sensor Carrier for real-time power usage monitoring.Delivered in 5 to 14 days€ 10,65 Incl. VAT
- DFRobot Gravity: Analog Current Sensor 50A (AC/DC) V2 DFRobot #SEN0098-V2 Meet the innovative solution for precise and efficient current monitoring, designed to keep your electronic projects running smoothly while saving energy and enhancing circuit protection.Delivered in 5 to 10 days€ 13,25 Incl. VAT
- Adafruit INA3221 - Triple 0-26 VDC, ±3.2 Amp Power Monitor - STEMMA QT / Qwiic Adafruit #6062 This breakout board will solve all your multi-rail power-monitoring problems. Instead of struggling with up to 6 multimeters, you can just use the handy INA3221 chip on this breakout to both measure...Delivered in 10 to 30 days€ 7,80 Incl. VAT
The 3 most popular Current and voltage sensors
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