Description
Fluke 323 True RMS Clamp Meter for Electrical Maintenance and Troubleshooting
The Fluke 323 True RMS Clamp Meter is a compact, rugged, and highly reliable electrical measuring instrument designed for professional electricians, industrial maintenance engineers, HVAC technicians, facility managers, electrical contractors, service engineers, and maintenance professionals. Engineered with True RMS measurement technology, the Fluke 323 delivers accurate electrical measurements in residential, commercial, and industrial environments, making it an ideal tool for everyday troubleshooting, preventive maintenance, equipment inspections, and electrical installations.
Modern electrical systems often include variable frequency drives (VFDs), switch-mode power supplies, LED lighting, electronic motor controls, and automation equipment that generate distorted electrical waveforms. Conventional averaging meters may provide inaccurate readings when measuring these non-linear loads. The Fluke 323 solves this problem by incorporating True RMS technology, ensuring precise measurements on both pure sinusoidal and distorted waveforms. This makes it a dependable instrument for today’s complex electrical systems.
The Fluke 323 measures AC current up to 400 Amps using a non-contact clamp jaw, allowing technicians to safely measure energized conductors without disconnecting cables or interrupting electrical circuits. This significantly reduces maintenance time while improving operator safety during inspections and troubleshooting. The clamp design makes the instrument ideal for monitoring current in electrical distribution panels, motors, lighting systems, transformers, pumps, compressors, HVAC equipment, and industrial machinery.
In addition to AC current measurement, the Fluke 323 provides AC and DC voltage measurement using the supplied test leads. This enables technicians to verify power supplies, troubleshoot electrical panels, inspect branch circuits, commission equipment, and diagnose faults in electrical systems with confidence. Whether servicing commercial buildings, manufacturing plants, or residential installations, the Fluke 323 offers the versatility required for a wide range of maintenance tasks.
The meter also includes resistance measurement and audible continuity testing, allowing users to verify wiring integrity, inspect electrical connections, test switches, relays, transformers, heating elements, motors, and electrical circuits. Continuity testing helps quickly identify open circuits, damaged wiring, and poor electrical connections, reducing diagnostic time and improving maintenance efficiency.
The Fluke 323 features a slim, ergonomic clamp jaw designed to fit comfortably around conductors inside crowded electrical panels and distribution boards. Its compact size allows technicians to work efficiently in confined spaces such as control cabinets, switchboards, HVAC units, motor control centers, and industrial electrical enclosures. The lightweight design minimizes user fatigue during extended periods of field work while providing excellent handling and control.
The large digital display provides clear, easy-to-read measurement values in both indoor and outdoor working environments. High-contrast numerals improve readability during inspections in electrical rooms, commercial facilities, manufacturing plants, and construction sites. The instrument also includes a Data Hold function, allowing technicians to freeze displayed readings for convenient viewing and documentation when measuring hard-to-reach locations.
Built to withstand demanding working conditions, the Fluke 323 incorporates rugged construction and durable materials that protect the instrument from everyday wear, accidental impacts, and harsh industrial environments. Whether used in factories, commercial buildings, maintenance workshops, educational institutions, hospitals, or utility installations, the Fluke 323 delivers dependable long-term performance.
Safety is a defining feature of all Fluke electrical test instruments. The Fluke 323 complies with CAT III 600V and CAT IV 300V safety standards, making it suitable for testing branch circuits, distribution panels, industrial equipment, permanently installed electrical systems, and commercial electrical infrastructure. These internationally recognized safety ratings provide confidence when performing measurements on energized electrical equipment.
The Fluke 323 is designed to simplify preventive maintenance, commissioning, equipment verification, electrical inspections, and troubleshooting. Its intuitive operation makes it suitable for both experienced electrical professionals and technicians seeking a dependable, easy-to-use clamp meter for everyday electrical work.
Typical Applications
The Fluke 323 True RMS Clamp Meter is ideal for:
- Residential electrical maintenance
- Commercial electrical installations
- Industrial maintenance
- HVAC system servicing
- Electrical troubleshooting
- Distribution panel inspections
- Motor current monitoring
- Building maintenance
- Preventive maintenance programs
- Electrical equipment commissioning
The Fluke 323 combines 400A AC current measurement, True RMS accuracy, comprehensive voltage testing, rugged construction, compact portability, and industry-leading safety into a professional instrument trusted worldwide. Whether monitoring electrical loads, troubleshooting equipment failures, inspecting power distribution systems, maintaining HVAC installations, or performing routine electrical maintenance, the Fluke 323 provides the accuracy, reliability, and durability expected from Fluke.
Japsin Instrumentation – Since 1974

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