Electrical Test
Clamp Meters
Compact minis to high-current and power clamps.
Mini clamp
23 mm jaw
Up to 400 A
GPS-230 / GPS-232
Compact, small-jaw clamp meters for fast AC (230) and AC/DC (232) current checks in tight panels.
Large jaw
Ø52 mm
Up to 1000 A
GPS-212 / GPS-275
Full-multimeter clamps: AC (212) and True-RMS AC/DC (275) with NCV and 4000-count display.
High current
Up to 2000 A AC
True-RMS
GPS-210
2000 A AC True-RMS clamp with Autocheck, Ghost Voltage Buster and EF/NCV detection.
Power clamp
kW / kVA / kWh
PF & Inrush
GPS-290PR
Power clamp meter with Rogowski probe: voltage/current plus power, energy and PF for audits and diagnostics.
Quick compare — Clamp Meters
| Model | Current type | Max current | Jaw size | Notes | |
|---|---|---|---|---|---|
GPS-230 | AC | 400 A | Ø23 mm | Backlit, Data/Max Hold | View |
GPS-232 | AC / DC | 400 A | Ø23 mm | Zero for DC | View |
GPS-212 | AC | 1000 A | Ø52 mm | NCV, Data/Max Hold | View |
GPS-275 | AC / DC (TRMS) | 1000 A | Ø52 mm | True-RMS, Peak/Max | View |
GPS-210 | AC (TRMS) | 2000 A | — | Autocheck, EF/NCV | View |
GPS-290PR | AC / DC (TRMS) | — | Flexible probe | kW/kVA/kWh, PF, Inrush | View |
How to choose a clamp meter
Match the current type (AC only vs True-RMS AC/DC) and max range to your jobs. Check jaw size against conductors (mini 23 mm vs large 52 mm or flexible). For power work, pick a power clamp with kW/kVA/kWh and PF. Consider safety CAT ratings per environment.