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- $1,340.00
- Free 30-day Returns
Volume Discounts Available
- $1,223.60 ea.
- $1,210.72 ea.
- $1,197.84 ea.
Ships from China.
Sold by GUANGZHOU PINTECH CO LTD
Shipped by GUANGZHOU PINTECH CO LTD
Meet Your Seller
PINTECH AC/DC Current Clamp Probe for Oscilloscope 100kHz Bandwidth, 4000A, Zero Flux Current Probe with BNC Connector, PT-712
- Test Range: PINTECH PT-712 current clamp measure currents up to 4000A. 1000:1 ratio.
- High Precision: Zero flux current probes eliminate errors caused by core excess in DC measurements.
- Great Stability: The probe reduced insertion resistance, reducing the loading effect on the object to be measured, which can improve long-term stability of the current probe.
- Widely Used: The current probe features with standard BNC interface, compatible with all oscilloscopes.
- Package Included: PT-712 AC/DC Current Probe x 1, Adaptors x 1, BNC Cable x 1, Power Cable x 1, Adapter x 1, Manual x 1.
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Overview
Specs
Reviews
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MODEL: PT-712
Bandwidth (-3dB): DC-100kHZ
AC Current: 4000Ap-p
Max Current: 1200A rms
DC Current: 2000A
Min Current: 500mA
Accuracy: 3%(Guaranteed); 1%(Typical)
Noise: 0.5mV
Temperature Drift/Zero Dift: <1mV
Auto-zero Accuracy:0.1mV
di/dt(Max): 20A/us
Load Impedance: 1M and 47pF
Coupling:AC/DC
Rise Time: 3.5s
Clamp Diameter: 52mm/2.05in
Ratio: 1mV/A(1000:1)
Size: 216 x 111 x 45 mm
Weight:650g/1.43lb
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.
- CONTACT
Return Policies
- Return for refund within: 30 days
- Return for replacement within: 30 days
- This item is covered by GUANGZHOU PINTECH CO LTD Return Policy
Manufacturer Contact Info
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- Manufacturers Directory
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The PINTECH PT-712 is an AC/DC zero-flux current clamp probe for oscilloscopes, built for measuring high current up to 4000A with 100kHz bandwidth and ±1% accuracy. It is best suited for engineers, lab technicians, and industrial power users who need non-intrusive current measurement on high-current electrical systems through a standard BNC connection.
Recommended For
- Engineers and technicians using a bench oscilloscope to view high-current AC waveforms on busbars, cables, drives, inverters, or industrial power equipment, where a clamp-on probe is preferred over inserting a shunt into the circuit.
- Power electronics labs that need a zero-flux current probe for oscilloscope work on lower-frequency current waveforms, especially when DC offset stability and non-intrusive measurement matter more than very high bandwidth.
- Users troubleshooting motor drives, UPS systems, welding power stages, battery systems, or other heavy-current setups that can exceed the range of smaller hobby-class current probes.
- Scope users who already understand probe setup and want a BNC-output current probe they can integrate into existing oscilloscope workflows, including zeroing/degaussing and scaling the display for current readout.
Real-World Use Scenarios
- Clamping around a busbar or battery cable during inverter, UPS, or EV power-stage testing lets an engineer view high-current startup, load-step, and fault waveforms on an oscilloscope without breaking the circuit; the typical result is a clear picture of surge shape and timing, though it is most useful for power-frequency through low-to-mid-frequency switching behavior rather than very fast MHz transients.
- When debugging a motor drive, weld supply, or industrial DC link, the probe can capture current ramps, ripple, and transient events directly on the scope so users can correlate current behavior with gate-drive or voltage signals; in practice this helps spot overloads, uneven phase behavior, or unexpected current spikes faster than a standalone clamp meter would.
- For switch-mode power supply troubleshooting, users can clamp the probe onto input or output leads to examine inrush current, charging pulses, and load transients while the scope shows the waveform in real time; the likely outcome is better visibility into converter behavior without adding shunt resistance that could disturb the circuit.
- In service, maintenance, or fault-analysis work, a technician can clamp onto an energized conductor to investigate abnormal current draw, intermittent spikes, or waveform distortion during live operation; the usual experience is quicker isolation of the problem because the circuit stays intact and the oscilloscope reveals events a numeric meter can miss.
- For lab validation of high-current prototypes, the BNC-output probe can be connected to a standard oscilloscope channel so teams can compare current waveforms against voltage, control, or trigger signals during repeat tests; the practical benefit is easier time-aligned analysis of real operating conditions, especially in power electronics benches already built around oscilloscopes.
Spec Summary
| Attribute | Value |
|---|---|
| Best For | Technicians and engineers performing electrical testing and measurement who need a current clamp probe with ±1% accuracy |
| Model Identifiers | PINTECH PT-712 |
| Measurement Accuracy | ±1% measurement accuracy suitable for precise electrical measurements |
| Product Type | Electrical Testing & Measuring device |
| Physical Dimensions | 216 × 111 × 45 mm (product dimensions) |
| Standards And Certifications | CE certified |
| Packaging | Sold individually (Each) |
Reference Q&A
Q: Should I choose the PINTECH PT-712 or a lower-bandwidth clamp like the PT-702?
A: Choose the PT-712 if you need the same 4000Ap-p class current range as the PT-702 but want more waveform detail. Official PINTECH specifications place the PT-712 at DC-100 kHz bandwidth versus DC-50 kHz for the PT-702, while keeping the same 1200 A RMS rating, 52 mm jaw diameter, 1 mV/A output ratio, and AC/DC zero-flux design. The PT-702 is the better fit when 50 kHz coverage is already sufficient and you want to stay within the same large-current probe family with fewer performance requirements.
Q: Is the PINTECH PT-712 worth choosing over the higher-bandwidth PT-722?
A: Choose the PT-712 when 100 kHz bandwidth is enough and you want the same 4000Ap-p range and 1200 A RMS capability without stepping up to the faster model. In PINTECH's own PT-700 series table, the PT-722 raises bandwidth to DC-200 kHz and shortens rise time to 1.75 µs, while the PT-712 is DC-100 kHz with 3.5 µs rise time. The PT-722 makes more sense for faster switching edges and higher-frequency current analysis; the PT-712 is the more balanced option for general high-current oscilloscope work.
Q: Should I buy the PT-712 or a lower-current, higher-bandwidth oscilloscope current probe?
A: Choose the PT-712 if your main need is measuring very large AC/DC currents with a clamp probe and standard BNC oscilloscope connection. Compared with common bench probes such as the Tektronix A622 or TCP0150, the PT-712 is positioned for much higher current capacity, while those Tektronix models are positioned for substantially higher bandwidth and lower current ranges. In practice, the trade-off is simple: PT-712 fits inverter, power, busbar, and industrial high-current work; lower-current probes are the better match for electronics debugging where smaller currents and faster edges matter more than maximum current range.
Q: Is the PT-712 a better choice than a proprietary Tek-style current probe system?
A: Choose the PT-712 when you want a large-current AC/DC probe that can connect to a wide range of oscilloscopes through BNC rather than a brand-specific probe interface. Community discussions regularly point out that many Tektronix current probe systems depend on proprietary amplifier or scope interfaces, while universal BNC-based probes are easier to use across mixed oscilloscope setups. A proprietary Tek-style system is the better fit when you specifically need that ecosystem's higher-bandwidth probe options, integrated scaling, or matching amplifier platform.
Q: Is the PT-712 a good fit if I need to measure both DC and AC current on an oscilloscope?
A: Yes, if your main need is viewing both DC and AC current waveforms on a scope at very high current levels. The PT-712 is specified as an AC/DC probe with DC to 100 kHz bandwidth, zero-flux design, and BNC output, so it is better suited to power electronics, inverter, battery, and industrial current analysis than AC-only clamp probes. The trade-off is that 100 kHz bandwidth is useful for low- to mid-frequency power work, but not for fast switching details that require MHz-class current probes.
Q: Who is the PT-712 suitable for?
A: The PT-712 is mainly suitable for engineers and technicians working with high-current electrical systems, not casual electronics users. Its 4000 A peak range, 1200 A RMS limit, DC capability, and oscilloscope-focused BNC connection make more sense for EV, motor drive, power conversion, battery, welding, and industrial maintenance work than for bench-level low-current circuit debugging.
Q: Will the PT-712 work with my oscilloscope?
A: Usually yes, but only if your setup matches a standard BNC current-probe workflow. The PT-712 uses a BNC connection and lists a 1 mV/A output ratio, so it should work with many general-purpose oscilloscopes that accept BNC inputs and allow manual volts-to-amps scaling. The trade-off versus brand-specific probe systems is that you may not get automatic probe detection, auto scaling, or integrated power features that some Tektronix or Keysight current probes provide.
Q: Is the PT-712 better than a typical lower-current AC/DC current probe?
A: It is better only when you need much higher current range. The PT-712 stands out for very high current capability, but that usually comes with a trade-off in bandwidth and low-current sensitivity compared with many smaller AC/DC probes. If you mostly test lower-current, faster-switching electronics, a lower-range MHz-class current probe can be the better choice. If you need to capture large DC or power-current waveforms safely on a scope, the PT-712 is the more appropriate class of tool.
Q: What are the main trade-offs before buying the PT-712?
A: The main reason to buy it is high-current AC/DC measurement on a standard oscilloscope. The main trade-offs are its moderate 100 kHz bandwidth, large physical form factor, and likely need for manual setup and scaling rather than plug-and-play integration. It is a specialized measurement tool, so buyers who only need low-current bench testing or high-frequency switching analysis may be better served by a smaller or faster probe.
Q: Who is the PINTECH PT-712 best suited for?
A: The PT-712 is best suited for users who need to view high current waveforms on an oscilloscope, especially AC/DC current in power electronics, industrial equipment, or lab diagnostics. It is a better fit for professional or specialized measurement work than for casual hobby use, because community discussion around oscilloscope current probes consistently focuses on bandwidth limits, zeroing behavior, and the cost/benefit trade-off versus cheaper clamp options.
Q: Is the PT-712 a good choice if I need to measure both AC and DC current on a scope?
A: Yes, if your main requirement is oscilloscope measurement of both AC and DC current. The PT-712 is specified as an AC/DC zero-flux current probe with a 100 kHz bandwidth, 1000:1 ratio, and up to 4000 A range. That makes it more suitable for mixed AC/DC waveform analysis than simple AC-only clamps or low-cost probes that are mainly used for rough current viewing.
Q: What are the main trade-offs of the PT-712?
A: The main trade-off is capability versus specialization. The PT-712 offers high current capacity and DC-capable zero-flux measurement, but its 100 kHz bandwidth means it is not the best choice for fast switching edges or higher-frequency current analysis. It is also likely more tool than many users need if they only want occasional, approximate current checks.
Q: Is the PT-712 worth buying instead of a cheaper current clamp for an oscilloscope?
A: It is worth buying if you need higher-current capability, better DC measurement behavior, and a probe intended for oscilloscope waveform analysis rather than basic clamp-meter style readings. It is less compelling if your use case is occasional troubleshooting at modest currents, where lower-cost probes may be sufficient despite weaker precision, more noise, or more zeroing limitations.