Description
Fluke 369 FC High Sensitivity Leakage Current Clamp Meter with Wireless Connectivity
The Fluke 369 FC High Sensitivity Leakage Current Clamp Meter is a professional-grade diagnostic instrument engineered for precise leakage current measurement, insulation condition monitoring, and predictive maintenance in modern electrical systems. Designed for industrial maintenance engineers, electricians, utility technicians, reliability engineers, facility managers, renewable energy professionals, automation specialists, field service engineers, and commercial electrical contractors, the Fluke 369 FC combines True RMS technology, high-sensitivity current detection, Fluke Connect® wireless connectivity, and an extra-large clamp jaw to deliver exceptional performance in demanding industrial and commercial applications.
As electrical systems become increasingly complex, identifying developing insulation faults before equipment failure has become a critical part of preventive maintenance. Leakage current is often the earliest warning sign of deteriorating insulation, moisture contamination, damaged cables, overloaded circuits, failing motors, worn transformers, or aging electrical equipment. Detecting these problems early allows maintenance teams to schedule repairs proactively, reduce unexpected downtime, improve equipment reliability, and enhance workplace safety.
Unlike standard clamp meters designed primarily for measuring load current, the Fluke 369 FC is optimized to detect very small AC leakage currents with exceptional accuracy while still supporting measurement of higher current values. This makes the instrument ideal for routine inspections of electrical panels, industrial motors, transformers, switchgear, variable frequency drives (VFDs), HVAC equipment, UPS systems, renewable energy installations, battery storage systems, lighting circuits, medical equipment, and commercial power distribution systems.
The Fluke 369 FC incorporates True RMS measurement technology, ensuring accurate readings even when electrical systems contain harmonics, switching noise, or distorted waveforms. Modern industrial environments increasingly rely on electronic power conversion equipment such as VFDs, inverters, programmable logic controllers (PLCs), switch-mode power supplies, and LED lighting systems, all of which generate complex waveforms that conventional averaging meters cannot measure accurately. True RMS capability ensures dependable leakage current measurements under these real-world operating conditions.
One of the distinguishing features of the Fluke 369 FC is its large 61 mm clamp jaw, allowing technicians to measure leakage current on large conductors, multiple cables, busbars, grounding conductors, and bundled wiring commonly found in industrial facilities and utility installations. The expanded jaw capacity provides greater flexibility compared with conventional leakage current clamp meters, enabling technicians to inspect larger electrical systems without compromising measurement accuracy.
The Fluke 369 FC supports Fluke Connect® wireless connectivity, allowing measurements to be transmitted directly to compatible mobile devices for remote monitoring, automatic data logging, digital reporting, and long-term trend analysis. This wireless capability improves preventive maintenance programs by simplifying record keeping, supporting predictive diagnostics, and enabling technicians to remain outside hazardous electrical boundaries whenever appropriate.
To improve measurement stability in electrically noisy environments, the Fluke 369 FC incorporates an advanced Low-Pass Filter. This feature reduces interference generated by variable frequency drives, switching electronics, and other sources of electrical noise, ensuring highly stable and repeatable leakage current measurements.
The large backlit LCD display provides excellent visibility in electrical substations, manufacturing plants, renewable energy facilities, commercial buildings, utility installations, power distribution rooms, and outdoor service environments. Clear digital readings improve efficiency during inspections while reducing operator fatigue in low-light conditions.
Additional productivity features include Data Hold, Min/Max recording, automatic wireless measurement logging through Fluke Connect, and convenient one-handed operation. These functions allow maintenance personnel to monitor leakage current trends, compare historical measurements, document equipment condition, and support reliability-centered maintenance programs.
The rugged impact-resistant housing is engineered to withstand demanding industrial environments including manufacturing facilities, oil and gas plants, mining operations, chemical processing plants, renewable energy sites, commercial buildings, hospitals, transportation infrastructure, and utility installations. Designed for daily professional use, the Fluke 369 FC delivers long-term reliability under challenging operating conditions.
Safety remains a defining characteristic of Fluke electrical test instruments. The Fluke 369 FC complies with CAT III 600V and CAT IV 300V safety standards, allowing qualified professionals to safely perform leakage current measurements on industrial power distribution equipment, commercial electrical installations, branch circuits, service panels, and permanently installed electrical systems.
Preventive maintenance programs increasingly depend on early fault detection to maximize equipment availability and reduce maintenance costs. By accurately monitoring insulation condition and identifying abnormal leakage current before catastrophic failures occur, the Fluke 369 FC helps organizations improve operational reliability, reduce downtime, extend equipment life, and strengthen electrical safety throughout their facilities.
Typical Applications
The Fluke 369 FC High Sensitivity Leakage Current Clamp Meter is ideal for:
- Preventive maintenance programs
- Leakage current analysis
- Insulation monitoring
- Industrial electrical maintenance
- Motor and transformer inspections
- Variable Frequency Drive (VFD) diagnostics
- Renewable energy systems
- Utility maintenance
- Commercial electrical inspections
- Predictive maintenance and reliability monitoring
The Fluke 369 FC combines high-sensitivity leakage current measurement, True RMS accuracy, Fluke Connect® wireless communication, 61 mm large clamp jaw, and advanced filtering technology into one of the industry’s most capable leakage current clamp meters. Whether inspecting industrial machinery, monitoring insulation health, maintaining utility infrastructure, diagnosing electrical faults, or supporting predictive maintenance strategies, the Fluke 369 FC delivers the precision, durability, and reliability professionals expect from Fluke.
Japsin Instrumentation – Since 1974

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