- Details
- Category: Power Analyzers

The Extech PQ34-2 consists of 200 Amp Current Clamp Probes. Compatible with the PQ3450 and PQ3470 analyzers. This product has a jaw size of 19 mm (0.8 in), three current clamp probes, and a one-year warranty.
AC Current | 20A and 200A, switch selectable |
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AC Current Basic Accuracy | ±1% full scale (50/60Hz) |
Cable Length | 4 meters (13.1 feet) |
Frequency Bandwidth | 45 to 400 Hz. |
Jaw Size | 19 mm (0.75 inch) |
Minimum Load | 100 KΩ for specified accuracy |
Output Coupling | AC coupled. |
Output Sensitivity | 10mV/A (20A range), 1mV/A (200A range) |
Phase Error | < ±1° (50/60Hz) |
Dimensions | 7.0 × 2.6 × 1.57" inch (179.9 × 66.9 × 40.1mm) |
Power | 8V ±1V (supplied from meter) |
Safety Category | CATIII - 600V |
Warranty | 2 years |
Weight | 0.73lb (330 g) |
- Details
- Category: Power Analyzers

The Extech PQ34-12 is a set of 1200 amp current clamp probes. For use with PQ3450 and PQ3470 analyzers. This product has a jaw size of 50 mm (2 in), three current clamp probes, and a one-year warranty.
AC Current | 20A, 200A and 1200A, switch selectable |
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AC Current Basic Accuracy | ±1% full scale (50/60Hz) |
Cable Length | 4 meters (13.17 feet) |
Frequency Bandwidth | 45 to 400 Hz. |
Jaw Size | 50 mm (2.0 inch) |
Minimum Load | 100 KΩ for specified accuracy |
Output Coupling | AC coupled. |
Output Sensitivity | 10mV/A (20A range), 1mV/A (200A range), 0.1mV/A (1200A range) |
Phase Error | < ±1° (50/60Hz) |
Dimensions | 8.3 × 2.5 × 1.3" (210 × 64 × 33 mm) |
Power | 8V ±1V (supplied from meter) |
Safety Category | CATIII - 600V |
Warranty | 2 years |
Weight | 490 g (1.08 LB) |
- Details
- Category: Power Analyzers

The Extech PQ3350-3 is a three-phase power and harmonics analyzer that can take up to 52,428 single-phase readings or 17,476 three-phase values. It has a big backlit LCD that can display up to 35 parameters on one screen while also displaying harmonics and waveforms. For single and three-phase systems with three or four wires. Includes four voltage leads with alligator clips and retractable plunger clips, eight AA batteries, a universal AC adapter, software, a USB interface cable, and a case. Current Probes are available separately.
AC Current | 3000A |
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AC Current Basic Accuracy | ±(0.5% of reading + 5 digits) |
AC Voltage | 600V |
AC Voltage Basic Accuracy | ±(0.5% of reading + 5 digits) |
Active Power | 9.999MW |
Active Power Basic Accuracy | ±(1% of reading + 8 digits) |
Active Power Energy | 0mWh to 999,999kWh |
Apparent Power | 9999kVA |
Apparent Power Basic Accuracy | VA=Vrms x Arms |
Crest Factor | 1.00 to 99.99 |
Crest Factor Basic Accuracy | ±(5% of reading + 30 digits) |
Frequency | 45-65Hz |
Frequency Basic Accuracy | 0.1Hz |
Harmonics | 1 to 99 |
Harmonics Basic Accuracy | ±2% |
Memory | 52428 records (single phase); 17476 records (3 phase) |
Peak AC Current Basic Accuracy | ±(5% of reading + 30 digits) |
Peak AC Voltage Basic Accuracy | ±(5% of reading + 30 digits) |
Phase | -180.0° to 0° to +180.0° |
Phase Basic Accuracy | ±1° |
Power Factor | 0.0 to +1.00 |
Power Factor Basic Accuracy | ±(1.5%° of reading ± 8 digits) |
Reactive Power | 9999kVAR |
Reactive Power Basic Accuracy | VAR= sqr (VA² -W² ) |
Reactive Power Energy | 0.0kVARh to 1000MWh |
True RMS | Yes |
Certifications | CE |
Dimensions | 10.1 × 6.1 × 2.3" (257 × 155 × 57mm) |
Power | 8 × AA (1.5V) batteries |
Safety Category | CATIII - 600V |
Warranty | 2 years |
Weight | 2.5 lbs (1160g) |
- Details
- Category: Power Analyzers

The PQ2071 is a 1-/3-Phase 1000 Amp True RMS AC Power Clamp Meter. Extech's PQ2071 Power Clamp Meter serves multiple functions, including True RMS Clamp Meter, Power Meter, Multimeter, and AC Voltage Detector. The PQ2071 has a CAT IV-600 Volt safety rating and measures AC current, voltage, frequency, and power, which includes True Power, Apparent Power, Reactive Power, and Active Power. Measures 1-phase and balanced 3-phase true power (kW), apparent power (kVA), reactive power (kVAR), and active power (kWh), as well as power factor and phase angle. Featuring a 2.16 inch. The clamp jaw opening measures 55 millimeters. Large dual backlit LCD display (9999 counts) with bar graph. Frequency readings up to 200 Hz. You can manually store and recall up to 99 data sets. Functions include Data Hold, Max/Min, and Auto Power Off. USB interface for connecting to.
AC Current | 1000A |
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AC Current Basic Accuracy | ±2% |
AC Current Max Resolution | 100mA |
AC Voltage | 750V |
AC Voltage Basic Accuracy | ±1.2% |
AC Voltage Max Resolution | 0.1V |
Active Power | 9999kWh |
Active Power Basic Accuracy | ±3% |
Active Power Max Resolution | 0.001 |
Apparent Power | 750kVA |
Apparent Power Basic Accuracy | ±3% |
Apparent Power Max Resolution | 10kVA |
Continuity | Yes |
Diode Test | Yes |
Frequency | 50Hz to 200Hz |
Frequency Max Resolution | 1Hz |
Jaw Size | 2.16" (55mm) |
Phase | -180 to 180° |
Phase Basic Accuracy | ±2° |
Phase Max Resolution | 1° |
Power Factor | 0.3 to 1 |
Power Factor Basic Accuracy | ±0.02 |
Power Factor Max Resolution | 0.001 |
Reactive Power | 750kVAR |
Reactive Power Basic Accuracy | ±4% |
Reactive Power Max Resolution | 10VAR |
True Power | 750kW |
True Power Basic Accuracy | ±3% |
True Power Max Resolution | 10W |
True RMS | Yes |
Certifications | CE |
Dimensions | 11.5 × 3.75 × 1.5" (292 × 95 × 38mm) |
Display | 9999-count LCD with bargraph and backlighting |
Power | 1 × 9V battery |
Safety Category | CATIII - 1000V, CATIV - 600V |
Warranty | 2 years |
Weight | 18.4oz (522g) |