Current Sensor Module Acs712 30a 20a 5a Current Tester Acs712elc Power Model

$28.99

Recommended retail price $33.12. You save $4.13 (12%).

  • Measures 5, 20 or 30 amps with analog output
  • Features a built-in current indicator LED
  • Compact PCB board measuring 31mm by 13mm
  • Operates on a standard 5V power supply
  • Detects both positive and negative current flow

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Current Sensor Module Acs712 30a 20a 5a Current Tester Acs712elc Power Model
Current Sensor Module Acs712 30a 20a 5a Current Tester Acs712elc Power Model
$28.99
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  • Sent directly from our Australian warehouse partners.
  • Usually dispatched within 1-3 business days.
  • Delivery after dispatch: usually 2-8 business days within Australia, 7-14 business days to New Zealand. Tracking is emailed when it ships.
  • Change-of-mind returns within 14 days on unopened eligible items (10% restocking fee; you pay return postage). Faulty or wrong items are always put right, free. Returns policy

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01MEASURING TOOLS & SENSORS

Precision sensing in a compact PCB

A discreet component that transforms raw electrical data into readable information. The ACS712 module sits quietly within your project, monitoring current flow without demanding attention.

Designed for engineers and hobbyists, this sensor provides accurate analog readings for currents up to 30 amps. It suits anyone building power management systems who needs reliable, real-time feedback from their circuits.

1 pc x ACS712 module

Current Sensor Module Acs712 30a 20a 5a Current Tester Acs712elc Power Model
Current Sensor Module Acs712 30a 20a 5a Current Tester Acs712elc Power Model

02MATERIALS

Robust PCB construction for stable readings

Housed in a durable printed circuit board, the module measures approximately 31 millimetres by 13 millimetres. This compact footprint allows it to integrate seamlessly into tight enclosures or breadboard setups. The physical dimensions are consistent across variants, ensuring predictable placement during assembly.

Current Sensor Module Acs712 30a 20a 5a Current Tester Acs712elc Power Model

03FUNCTION

Accurate analog output for diverse applications

The chip translates current into a voltage signal, offering outputs of 185mV/A for 5 amps, 100mV/A for 20 amps, and 66mV/A for 30 amps. When no current flows, the output rests at half the supply voltage, providing a clear baseline. This linearity simplifies calibration for microcontrollers and display units.

Current Sensor Module Acs712 30a 20a 5a Current Tester Acs712elc Power Model

04DETAILS

Visual feedback and magnetic sensitivity

A built-in indicator light confirms active current flow, removing guesswork during testing. Because the ACS712 relies on Hall effect detection, external magnetic fields can influence accuracy. Positioning the module away from strong magnets ensures the most faithful representation of the actual current passing through the circuit.

AT A GLANCE

The key points

  • Measures 5, 20 or 30 amps with analog output
  • Features a built-in current indicator LED
  • Compact PCB board measuring 31mm by 13mm
  • Operates on a standard 5V power supply
  • Detects both positive and negative current flow

About this product

  • The module can measure positive and negative 5/20/30 amps, corresponding analog output 185m/100m/66m V/A;
  • There is no sensitive current passing, the voltage output is VCC/2;
  • Features:
  • Brand new and high quality
  • Current sensor chip: ACS712ELC-05/20/30;
  • Pin 5V power supply, built-in current indicator;
  • PCB board size: about 31 (mm) x13 (mm) /1.22×0.51in

Specifications

Module
ACS712
Material
PCB board
Size
about 31 (mm) x13 (mm) /1.22×0.51in
Type
5 A /20 A / 30 A (Optional)
Quantity
1 pc

Note

  • ACS712 Hall detection is based on the principle, try to avoid using the magnetic field caused by the influence of this
  • Please allow 0-1cm error due to manual measurement. Please make sure you do not mind before you bid.
  • Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks

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