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PINTECH AC/DC Current Probe Oscilloscope Probe 400A, 150kHz, 1mV/10mA, Current Clamp Meter with BNC Connector, PT740-1A

  • High accuracy oscilloscope current probe can measure 400A, maximum voltage 600V rms. Bandwidths up to 150KHz. The AC/DC Current Clamp are two current ranges available.
  • Peak Range: 0.2A to 40A, 40A to 400A.
  • DC Current Range: 0.4A to 40A, 40A to 400A.
  • Widely Used: The current probe features BNC interface, compatible with all oscilloscopes. The PT740-1A current clamp is also suitable for power measurements, measure RMS values in the presence of DC interference.
  • Package Included: PT740-1A AC/DC Current Clamp x 1, Adapter x 1, Manual x 1. NOTE: Default delivery to adapter-powered current probe, If you want battery-powered current probe, please contact us! BUT BATTERY NOT INCLUDED.
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Overview
Specs
Reviews

Any questions? Ask CelesteSM will help you find out quickly.

MODEL: PT740-1A


Bandwidth (-3dB): DC-150kHz


Current Range:

Peak:0.2A~40A, 40A~400A


DC:0.4A~40A, 40A~400A


Out Signal Ratio: 10mV/A(100:1), 1mV/A(1000:1)


Out Signal Inaccuracy(typical):±1.5%+5mV


Noise:1mV rms


Rise/Fall Time:2.3s


The load impedence:1M and 100pF


Insert Impedance: 0.39m at 50Hz, 58m at 1000Hz


Working Voltage: Max 600V rms


Common-mode voltage: Max 600V rmsv Influence of Adjacent Conductors: <10mA/A at 50Hz


Influence of Jaw Conductor Position: 0.5% of reading


Battery Capacity Indicator: When >6.5V,the green LED illuminates


Overload Indicator: Red LED is on


Automatic Shutdown Time: 10 minutes


DC Zero Adjustment: Supprot


Jaw Size(insert conductor): 1 cable: 30mm diameter; 2 cables: 24mm diameter or 2×31.5×10mm busbar


Output: Cable length 2M/78.7in, BNC connector


Weight: 440g/0.97lb


Size: 224 x 97 x 44 mm


Warranty & Returns

Warranty, Returns, And Additional Information

Warranty

  • Please contact the Seller directly for warranty information. Warranty information may also be found on the Manufacturer's website.
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The PINTECH PT740-1A is an AC/DC oscilloscope current probe for measuring current up to 400A with 150kHz bandwidth, making it well suited for electricians, power electronics engineers, and technicians who need BNC-compatible current testing on standard oscilloscopes.

Recommended For

  • Bench technicians and electronics troubleshooters who need to view AC + DC current waveforms directly on a standard oscilloscope BNC input, especially on mains-powered equipment, motor drives, inverters, or power rails where a non-intrusive clamp is preferred over inserting a shunt.
  • Power electronics users checking medium-bandwidth current behavior up to about 150 kHz, such as rectifiers, lower-frequency switching supplies, industrial power stages, and RMS/current measurements where DC offset is present.
  • Field or plant engineers who need clamp-on current checks without opening the circuit, including maintenance work around control cabinets, feeders, and wiring harnesses where breaking the loop would be inconvenient or disruptive.
  • Users who need a wide current range in one probe—from sub-amp DC/AC work into hundreds of amps—rather than buying separate low-current and high-current clamps for general bench and service diagnostics.

Spec Summary

AttributeValue
Best ForTechnicians and engineers performing oscilloscope-based AC/DC current measurements and general electrical testing, integration into bench oscilloscope workflows
Model IdentifiersPINTECH PT740-1A electrical testing & measuring probe; sold individually
Measurement Accuracy±1.5% + 5 mV accuracy for measured signals
Standards/CertificationsCE certification
Physical Dimensions224 × 97 × 44 mm (listed dimensions)