Description
Fluke 373 Clamp Meter Repair
The Fluke 373 is a true-RMS clamp meter measuring AC current (via the clamp) plus AC/DC voltage, resistance, and inrush current for general electrical work. Its accuracy depends on the clamp jaw/Hall sensor and the measurement circuitry, which is where repair and calibration focus.
FlukeMeterRepair.com repairs and calibrates the Fluke 373 for electricians, HVAC technicians, and industrial maintenance crews.
Common Fluke 373 problems we fix
- True-RMS / current measurement out of spec — the measurement drifting, recalibrated against standards.
- Jaw realignment / Hall-sensor recalibration — a misaligned jaw or drifting sensor giving erratic readings, realigned and recalibrated.
- Display repair — missing segments or a dim display, repaired.
- Rotary-switch faults — intermittent function selection, repaired.
- Battery or terminal faults.
FAQs
My 373 clamp reading is off — fixable? Yes. Jaw and measurement faults are repairable, then the clamp meter is recalibrated so current and other readings are accurate, with a NIST-traceable certificate.
Is the clamp verified? Yes — the jaw and all functions are checked against our standards.
Every repair includes NIST-traceable calibration and a 90-day parts-and-labor warranty. Email us or request service.





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