20 Best Current Sensor [2022]

Are you looking for the best current sensor? Based on expert reviews, we ranked them. We've listed our top-ranked picks, including the top-selling current sensor.

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1 3PCS 30A Range Current Sensor ACS712 Module AC/DC for Arduino (30A) 3PCS 30A Range Current Sensor ACS712 Module AC/DC for Arduino (30A)
2 AC Current Sensor Transformer, PZCT-02 Split Core Current Transformer Coil Sensor for 100A Amp... AC Current Sensor Transformer, PZCT-02 Split Core Current Transformer Coil Sensor for 100A Amp...
3 Klein Tools NCVT1P Voltage Tester, Non-Contact Voltage Detector Pen, 50V to 1000V AC, Audible and... Klein Tools NCVT1P Voltage Tester, Non-Contact Voltage Detector Pen, 50V to 1000V AC, Audible and...
4 SYUAB 2Pcs SCT013000 Split Core Current Transformer SCT-013-000 Non-invasive AC Current Sensor... SYUAB 2Pcs SCT013000 Split Core Current Transformer SCT-013-000 Non-invasive AC Current Sensor...
5 CrocSee Miniature Current Switch, CS-TS0, Normally Open Amp Sensor Monitoring Relay, AC 1-50A... CrocSee Miniature Current Switch, CS-TS0, Normally Open Amp Sensor Monitoring Relay, AC 1-50A...
6 KAIWEETS Voltage Tester/Non-Contact Voltage Tester with Dual Range AC 12V-1000V/48V-1000V, Live/Null... KAIWEETS Voltage Tester/Non-Contact Voltage Tester with Dual Range AC 12V-1000V/48V-1000V,...
7 ACS712 Hall Effect Current Sensor Module 5A 20A 30A Range + Voltage Sensor Module DC0-25V Voltage... ACS712 Hall Effect Current Sensor Module 5A 20A 30A Range + Voltage Sensor Module DC0-25V Voltage...
8 4Pcs INA219 I2C Bi-Directional DC Current Power Supply Sensor Breakout Board Module I2C IIC... 4Pcs INA219 I2C Bi-Directional DC Current Power Supply Sensor Breakout Board Module I2C IIC...
9 Southwire Tools 40116N NCV Detector 100-600V AC Southwire Tools 40116N NCV Detector 100-600V AC
10 DAOKI 5Pcs ACS712 5A Range Current Sensor Module for Arduino DAOKI 5Pcs ACS712 5A Range Current Sensor Module for Arduino
11 WayinTop 2pcs ACS712 Hall Effect Current Sensor Module 30A Range ACS712 Module + 2pcs Voltage Sensor... WayinTop 2pcs ACS712 Hall Effect Current Sensor Module 30A Range ACS712 Module + 2pcs Voltage...
12 JANSANE SCT-013-030 30A Non-invasive AC Current Sensor Split-Core Current Transformer JANSANE SCT-013-030 30A Non-invasive AC Current Sensor Split-Core Current Transformer
13 Current Sensing Switch, Normally Open Current Sensing Relay Adjustable AC 0.2A -30A (SZC23 No AL-CH... Current Sensing Switch, Normally Open Current Sensing Relay Adjustable AC 0.2A -30A (SZC23 No...
14 HiLetgo ACS758 ACS758LCB-050B-PFF-T 50A Linear Current Sensor ACS758LCB Current Module 120 kHz... HiLetgo ACS758 ACS758LCB-050B-PFF-T 50A Linear Current Sensor ACS758LCB Current Module 120 kHz...
15 AITRIP 5 pcs CJMCU-219 INA219 I2C Interface Bidirectional DC Current/Power Monitoring Sensor Module... AITRIP 5 pcs CJMCU-219 INA219 I2C Interface Bidirectional DC Current/Power Monitoring Sensor...
16 Battery Current Sensor Compatible with Jeep Chrysler Dodge Fiat & Honda Civic CR-V 2.4L 2012-2015,... Battery Current Sensor Compatible with Jeep Chrysler Dodge Fiat & Honda Civic CR-V 2.4L...
17 Stemedu HC-SR501 PIR Motion Sensor Infrared IR Body Motion Detectors Module for Arduino Raspberry... Stemedu HC-SR501 PIR Motion Sensor Infrared IR Body Motion Detectors Module for Arduino Raspberry...
18 Comimark 100A SCT-013-000 Non-invasive AC Current Sensor Split Core Current Transformer (2Pcs) Comimark 100A SCT-013-000 Non-invasive AC Current Sensor Split Core Current Transformer (2Pcs)
19 PEACEFAIR PZCT-02 Split Core Current Transformer Coil Sensor for 100A Amp Energy Meter PEACEFAIR PZCT-02 Split Core Current Transformer Coil Sensor for 100A Amp Energy Meter
20 Current Sensing Switch Normally Open Current Sensing Switch Adjustable AC 0.2-30A SZC23-NO-AL-CH,... Current Sensing Switch Normally Open Current Sensing Switch Adjustable AC 0.2-30A SZC23-NO-AL-CH,...
Bestseller No. 1
3PCS 30A Range Current Sensor ACS712 Module AC/DC for Arduino (30A)
  • Current sensor chip: ACS712ELC-30A(Note: there are 3 specifications of the product 5A/20A/30A, Pls choose them accroding to your needs.)
  • Pin 5V power supply; on-board power indicator; Measuring range: ±30 amps, corresponding Analog output:66mV/A.
  • When there is no the detection current through, the output voltage is VCC/2
  • Note: ACS712 module is based on the principle of Hall detection, please avoid the influence of magnetic field when using it!
  • Package includes:3 Pack 30A Current Sensor ACS712 Module.
Bestseller No. 2
AC Current Sensor Transformer, PZCT-02 Split Core Current Transformer Coil Sensor for 100A Amp...
  • 【Split Base Current Transformer】This is a mini split base current transformer; It's the smallest one compared to the similar products (output...
  • 【Professional Use】Current transducer used for energy meter in special; AC 220v, 380v power supply can both be applied.
  • 【Good Mechanical Properties】Fully enclosed, good mechanical properties and environmental resistance, strong voltage isolation capability, safety...
  • 【Snap Joint Structure】The diameter of inner hole is 16mm, the accuracy is 0.5 grade, Using snap joint structure, it can be fixed to the cable...
  • 【Easy to Use】Built-in input coil; small and light, easy to install.When you fix the energy meter, you don't need to cut off the power if you use...
Bestseller No. 3
Klein Tools NCVT1P Voltage Tester, Non-Contact Voltage Detector Pen, 50V to 1000V AC, Audible and...
  • NON-CONTACT DETECTION of AC voltage in cables, cords, circuit breakers, lighting fixtures, switches, non-tamper-resistant outlets, and wires
  • VISUAL AND AUDIBLE INDICATORS of voltage detection with a high intensity, bright red LED, and an audible tone
  • BROAD APPLICATION with a 50 to 1000V AC power detection range
  • CONSERVE BATTERIES with auto power-off function
  • LIGHTWEIGHT AND DURABLE compact design with a convenient clip fits securely in pocket; 6.6-Foot (2 m) drop protection
Bestseller No. 4
SYUAB 2Pcs SCT013000 Split Core Current Transformer SCT-013-000 Non-invasive AC Current Sensor...
  • SpecificationOpening size: 13mm × 13mm; frequency: 50HZ-150KHZ; working temperature: -25℃~+70℃; lead length: 1.5 meters, standard Φ3.5...
  • ApplicationsSuitable for current measuring, monitoring and protection of AC motors, lighting equipment, air compressors, etc.
  • ReliabilityFully compatible with most similar products; the number of opening and closing times is not less than 1000 (tested at 20℃); this split...
  • Non-linearity ± 3% (10% ~ 120% rated input current) two output forms of current and voltage (voltage output type built-in sampling resistor).
  • Package Include 2Pcs x SCT-013-000 Split Core Current Transformer Sensor
SaleBestseller No. 5
CrocSee Miniature Current Switch, CS-TS0, Normally Open Amp Sensor Monitoring Relay, AC 1-50A...
  • N.O. Universal Outputs: 2.5A @ 120 VAC/240VAC; In 240V circuit, only one 120V hot line is connected.
  • Self-powered, no external power supply required
  • Accurate & Dependable: Offers a sensing range of 1 to 50 amps and universal, solid-state outputs; Accuracy: 1%
  • Faster Response Time: Once current flow is detected, it closes a set of contacts immidiately; Response Time: ≤200ms
  • NOTE: If you want to test the operation of the sensor switch, a load must be applied across the NO contacts; otherwise, it will not work.
SaleBestseller No. 6
KAIWEETS Voltage Tester/Non-Contact Voltage Tester with Dual Range AC 12V-1000V/48V-1000V, Live/Null...
  • SAFETY FIRST: It will send out multiple alarms through sound and light. When the voltage is detected, the tip will send out red light and beep. When...
  • NON-CONTACT: With NCV inductive probe for AC voltage; Just place the tip near a terminal strip, outlet, or supply cord. When the tip glows red and the...
  • DUAL RANGE: Detects standard and low voltage (12-1000V AC / 48-1000V AC) for more sensitive and flexible measurements. Press the S button to adjust...
  • SECURITY LEVEL: IEC rated CAT III 1000V CAT IV 600V, Meets CE requirements; The electrical tester is safely double insulated. High Voltage Alert to...
  • COMPACT DESIGN: Bright LED flashlight for work in dim ares; Low-Power-Indicator when battery voltage is below 2.5V; Automatic Power Off after 3...
Bestseller No. 7
ACS712 Hall Effect Current Sensor Module 5A 20A 30A Range + Voltage Sensor Module DC0-25V Voltage...
  • 【Perfect Combination】Using this product can measure both voltage and current, very suitable for DIY electronic design projects.
  • 【Package Included】1pcs x 30A,1pcs x 20A, 1pcs x 5A ACS712 Current Sensor Module, and 1pcs x Voltage Sensor Module DC0-25V Voltage Tester Terminal...
  • 【Current Sensor Module】Chip: ACS712ELC-05A,Measuring range: ±5 amps, corresponding Analog output:185mV/A.--- ACS712ELC-20A,Measuring range:...
  • 【Voltage Sensor Module】Voltage input range: DC0-25V; Voltage detection range: DC0.02445V-25V; Voltage Analog Resolution: 0.00489V; DC input...
  • 【Pls Note】: ACS712 is based on the principle of Hall detection, please avoid the influence of magnetic field when using it!
Bestseller No. 8
4Pcs INA219 I2C Bi-Directional DC Current Power Supply Sensor Breakout Board Module I2C IIC...
  • INA219 module is an I2C interface with a drift, bi-directional current / power monitor integrated circuit (IC), and further expand the energy-saving...
  • INA219 I2C Bi-directional DC Current Power Supply Sensor, Working Voltage 3~5V; Footprint: SOT23
  • INA219 module small size, low cost, high accuracy. It not only can monitor the voltage drop across a shunt resistor on the sensing shunt supply...
  • INA219 can be achieved within the maximum error accuracy of +1% from -40° C to 85° C temperature range, the maximum offset is 100 uV. The...
  • Appliaction:The module is used for I2C port zero drift / bidirectional current / power monitoring sensor module. The device is available in a SOT23...
SaleBestseller No. 9
Southwire Tools 40116N NCV Detector 100-600V AC
  • Southwire Pen style voltage tester
  • AUDIBLE AND VISUAL INDICATION of AC voltage from 100-600V AC
  • INCREASED BATTERY LIFE: the auto power off feature increases the battery life by powering off after 5 minuets of inactivity
  • Green LED indicates tester is ready for use
  • BUILT-IN FLASHLIGHT: this non contact AC voltage detector features a built-in flashlight for user convenience in dim lighting.QUICKLY checks for the...
Bestseller No. 10
DAOKI 5Pcs ACS712 5A Range Current Sensor Module for Arduino
  • Details see description
  • Wholesale item !
  • Most of Modules offer only instructions and specifications.
  • Technology service NOT available.
Bestseller No. 11
WayinTop 2pcs ACS712 Hall Effect Current Sensor Module 30A Range ACS712 Module + 2pcs Voltage Sensor...
  • 【Perfect Combination】Using this product can measure both voltage and current, very suitable for DIY electronic design projects.
  • 【Current Sensor Module】Chip: ACS712ELC-30A; Pin 5V power supply, on-board power indicator; The module can measure positive and negative current of...
  • 【Voltage Sensor Module】Voltage input range: DC0-25V; Voltage detection range: DC0.02445V-25V; Voltage Analog Resolution: 0.00489V; DC input...
  • 【Package Included】2 x ACS712 Hall Effect Current Sensor Module + 2 x Voltage Sensor Module DC0-25V Voltage Tester Terminal Sensor
Bestseller No. 12
JANSANE SCT-013-030 30A Non-invasive AC Current Sensor Split-Core Current Transformer
  • This SCT-013-030 ac current sensor used for measuring alternating current, particularly used for whole building consumption or generation.
  • This split core current transformer is particularly suitable for DIY use and it works well with arduino and raspberry pi.
  • Use this 30a current sensor to build your own energy monitor, reducing your power usage, or use it build an over-current protection device for an AC...
  • Input Current: 30a AC; Length of Leading Wire: 1m; Two Form of Output: current output or voltage output (burden resistor needed to add); Cable Jack:...
  • Suitable for lighting equipment, AC motors, air compressors, monitoring, current measurement and over-current protection.
Bestseller No. 13
Current Sensing Switch, Normally Open Current Sensing Relay Adjustable AC 0.2A -30A (SZC23 No AL-CH...
  • Self-powered, no external power supply required.
  • Action current 0.2-30A AC, adjustable with a potentiometer.
  • LED indicator can conveniently and intuitively indicate the working status of the switch.
  • High-power MOS tube contactless electronic switch.
  • The switch has no limit on the number of opening and closing, and the reaction speed reaches the ms level.
Bestseller No. 14
HiLetgo ACS758 ACS758LCB-050B-PFF-T 50A Linear Current Sensor ACS758LCB Current Module 120 kHz...
  • ACS758 ACS758LCB-050B-PFF-T Linear Current Sensor Module
  • Nearly zero magnetic hysteresis, extremely stable output offset voltage
  • Output voltage proportional to AC or DC currents
Bestseller No. 15
AITRIP 5 pcs CJMCU-219 INA219 I2C Interface Bidirectional DC Current/Power Monitoring Sensor Module...
  • The INA219 achieves a maximum error accuracy of 1% over the -40 ° C to + 85 ° C temperature range with a maximum offset of 100 uV.
  • Used for I2C port zero drift / bidirectional current / power monitoring sensor module
  • INA219 I2C Bi-directional DC Current Power Supply Sensor
  • Footprint: SOT23
  • Working Voltage 3~5V ; 1%, the maximum offset is 100 uV.
Bestseller No. 16
Battery Current Sensor Compatible with Jeep Chrysler Dodge Fiat & Honda Civic CR-V 2.4L 2012-2015,...
  • 🚗【OEM DESIGN】This Battery Current Sensor is manufactured in accordance with OE specifications. It can be connected tightly with the...

  • 🚗【ADAPTATION MODELS】Prefect compatible with Jeep Cherokee/Wrangler, Chrysler 200/300, Dodge Challenger/ Charger/ Journey/ Viper/ RAM...

  • 🚗【PREMIUM QUALITY】This Battery Current Sensor can provide long service life and excellent performance. Better surface treatment and...

  • 🚗【EASY TO INSTALL】1. Disconnect the negative cable and loosen the bolt with a bolt wrench. 2. Remove the bolt on the other side of...

  • 🚗【100% SATISFACTION SERVICE】If you have any questions about models or any dissatisfaction, please email us and we will help you solve...

Bestseller No. 18
Comimark 100A SCT-013-000 Non-invasive AC Current Sensor Split Core Current Transformer (2Pcs)
  • Model: SCT-013-000
  • Reference project: OpenEnergyMonitor
  • Dielectric Strength:6000V AC/1min
  • Package Included: 2 X Transformer
  • We highly appreciate all customers opinions to improve the selling, also if anything you unsatisfied, please contact us for probable best solution.
Bestseller No. 19
PEACEFAIR PZCT-02 Split Core Current Transformer Coil Sensor for 100A Amp Energy Meter
  • SMALL AND LIGHT: This current transformer Built-in input coil; small and light, easy to install.
  • SNAP JOINT STRUCTURE:The diameter of inner hole is 16mm, the accuracy is 0.5 grade, Using snap joint structure, it can be fixed to the cable directly...
  • GOOD MECHANICAL PROPERTIES: Fully enclosed, good mechanical properties and environmental resistance, strong voltage isolation capability, safety and...
  • USED FOR ENERGY METER IN SPECIAL: Current transducer used for energy meter in special; AC 220v, 380v power supply can both be applied.
  • MINI SIZE:This is a mini split base current transformer; it's the smallest one compared to the similar products (output 100MA).
Bestseller No. 20
Current Sensing Switch Normally Open Current Sensing Switch Adjustable AC 0.2-30A SZC23-NO-AL-CH,...
  • Self-powered, no external power supply required
  • Action current 0.2-30A AC,adjustable with a potentiometer
  • LED indicator can conveniently and intuitively indicate the working status of the switch
  • High-power MOS tube contactless electronic switch
  • The switch has no limit on the number of opening and closing, and the reaction speed reaches the ms level

Having trouble finding a great current sensor?

This problem is well understood by us because we have gone through the entire current sensor research process ourselves, which is why we have put together a comprehensive list of the best current sensors available in the market today.

After hours of searching and using all the models on the market, we have found the best current sensor for 2022. See our ranking below!

How Do You Buy The Best Current Sensor?

Do you get stressed out thinking about shopping for a great current sensor? Do doubts keep creeping into your mind?

We understand, because we’ve already gone through the whole process of researching current sensor, which is why we have assembled a comprehensive list of the greatest current sensor available in the current market. We’ve also come up with a list of questions that you probably have yourself.

John Harvards has done the best we can with our thoughts and recommendations, but it’s still crucial that you do thorough research on your own for current sensor that you consider buying. Your questions might include the following:

  • Is it worth buying an current sensor?
  • What benefits are there with buying an current sensor?
  • What factors deserve consideration when shopping for an effective current sensor?
  • Why is it crucial to invest in any current sensor, much less the best one?
  • Which current sensor are good in the current market?
  • Where can you find information like this about current sensor?

We’re convinced that you likely have far more questions than just these regarding current sensor, and the only real way to satisfy your need for knowledge is to get information from as many reputable online sources as you possibly can.

Potential sources can include buying guides for current sensor, rating websites, word-of-mouth testimonials, online forums, and product reviews. Thorough and mindful research is crucial to making sure you get your hands on the best-possible current sensor. Make sure that you are only using trustworthy and credible websites and sources.

John Harvards provides an current sensor buying guide, and the information is totally objective and authentic. We employ both AI and big data in proofreading the collected information.

How did we create this buying guide? We did it using a custom-created selection of algorithms that lets us manifest a top-10 list of the best available current sensor currently available on the market.

This technology we use to assemble our list depends on a variety of factors, including but not limited to the following:

  1. Brand Value: Every brand of current sensor has a value all its own. Most brands offer some sort of unique selling proposition that’s supposed to bring something different to the table than their competitors.
  2. Features: What bells and whistles matter for an current sensor?
  3. Specifications: How powerful they are can be measured.
  4. Product Value: This simply is how much bang for the buck you get from your current sensor.
  5. Customer Ratings: Number ratings grade current sensor objectively.
  6. Customer Reviews: Closely related to ratings, these paragraphs give you first-hand and detailed information from real-world users about their current sensor.
  7. Product Quality: You don’t always get what you pay for with an current sensor, sometimes less, and sometimes more.
  8. Product Reliability: How sturdy and durable an current sensor is should be an indication of how long it will work out for you.

John Harvards always remembers that maintaining current sensor information to stay current is a top priority, which is why we are constantly updating our websites. Learn more about us using online sources.

If you think that anything we present here regarding current sensor is irrelevant, incorrect, misleading, or erroneous, then please let us know promptly!

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