What is the Fluke 374 used for?

The Fluke 374 is a True-RMS AC/DC clamp meter used for measuring current, voltage, resistance, and capacitance in electrical maintenance, HVAC service, motor testing, and general troubleshooting.

Does the Fluke 374 measure both AC and DC current?

Yes. The Fluke 374 measures both AC and DC current up to 600 A through its clamp jaw.

Is the Fluke 374 a True-RMS clamp meter?

Yes. The Fluke 374 provides True-RMS measurements for improved accuracy when testing non-linear loads and noisy electrical systems.

What is the maximum voltage the Fluke 374 can measure?

The Fluke 374 measures up to 600 V in both AC and DC voltage modes according to the datasheet.

Does the Fluke 374 support an iFlex flexible current probe?

Yes. The Fluke 374 is compatible with the optional iFlex flexible current probe, which extends AC current measurement capability up to 2500 A.

What safety rating does the Fluke 374 have?

The Fluke 374 is safety rated CAT IV 600 V and CAT III 1000 V, making it suitable for professional electrical measurement environments.

Can the Fluke 374 measure capacitance?

Yes. The Fluke 374 measures capacitance from 1 µF to 1000 µF based on the datasheet specifications.

Does the Fluke 374 measure resistance?

Yes. The Fluke 374 measures resistance up to 6000 ohms and also supports continuity testing.

Does the Fluke 374 have inrush measurement?

Yes. The Fluke 374 includes proprietary inrush measurement technology designed to capture motor starting current while filtering out noise.

Who should buy the Fluke 374?

The Fluke 374 is a good choice for electricians, HVAC technicians, maintenance professionals, and field service teams who need a reliable AC/DC clamp meter with True-RMS accuracy and strong safety ratings.

June 14, 2026 On June 10, 2026

Fluke 374 Clamp Meter Review: True‑RMS AC/DC Current Measurement for Professional Electrical Testing

Posted by Maya

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Fluke 374 True-rms AC/DC Clamp Meter

Fluke 374 Review: A Reliable True-RMS Clamp Meter for AC/DC Current Measurement

A versatile clamp meter built for electricians, maintenance teams, and HVAC professionals who need accurate current measurement, strong safety ratings, and practical everyday features in one rugged tool.

Current Range

600 A

AC/DC via jaw

Voltage Rating

600 V

AC/DC measurement

Safety Rating

CAT IV 600V

CAT III 1000V also rated

Special Feature

iFlex Ready

Optional flexible probe support

Overview

Fluke 374 True-RMS Clamp Meter Review

The Fluke 374 is a True-RMS AC/DC clamp meter designed to handle real-world electrical troubleshooting with confidence. According to the datasheet, it measures up to 600 A and 600 V in AC/DC modes, includes true-rms AC voltage and current measurements, and supports the optional iFlex™ flexible current probe for expanded current measurement capability.

What makes it stand out is the combination of practical field features: inrush capture for motor starts, Min/Max/Avg readings, a low-pass filter for noisy environments, a backlit display, and a rugged safety rating of CAT IV 600 V / CAT III 1000 V.

Why It Matters

Accurate on real loads

True-RMS support helps with non-linear loads and noisy electrical environments.

Built for daily field use

Slim clamp access, one-hand operation, and a soft carrying case make it practical on-site.

Room to grow

Optional iFlex support adds flexibility for larger conductors and harder-to-reach setups.

Key Features

True-RMS Accuracy

Measures AC current and voltage accurately on non-linear loads and modern electrical systems.

600 A AC/DC Current

Supports everyday troubleshooting for panels, motors, HVAC systems, and general maintenance work.

iFlex Compatibility

Compatible with the optional iFlex flexible current probe for larger conductors and expanded measurement needs.

Inrush & Min/Max/Avg

Useful for motor startup checks, load tracking, and fast troubleshooting in the field.

Low-Pass Filter

Helps reduce noise from drives and other challenging electrical environments.

Backlit Display

Improves visibility in dim panels, plant rooms, and other low-light work areas.

Technical Specifications

Parameter	Fluke 374 Specification
Measurement type	True-RMS AC/DC clamp meter
AC current via jaw	600 A, 0.1 A resolution, 2% ± 5 digits
AC current via iFlex	Up to 2500 A, 0.1 A resolution, 3% ± 5 digits
AC voltage	600 V, 0.1 V resolution, 1.5% ± 5 digits
DC voltage	600 V, 0.1 V resolution, 1% ± 5 digits
Resistance	6000 Ω, 0.1 Ω resolution, 1% ± 5 digits
Capacitance	1 µF to 1000 µF, 1 µF resolution, 1% ± 4 digits
Safety rating	CAT IV 600 V / CAT III 1000 V
Included accessory	Soft carrying case
Optional accessory	iFlex™ flexible current probe

Ideal For

Electrical maintenance
HVAC service
Motor troubleshooting
Panel work
Field diagnostics

Verdict

The Fluke 374 is a strong choice if you want a dependable True-RMS clamp meter with AC/DC current measurement, useful field features, and the safety rating expected from a professional Fluke tool. It is especially attractive for technicians who want a practical all-rounder without moving into more advanced premium models.

فلوك 374 — كلامب ميتر True-RMS

يُعد جهاز Fluke 374 كلامب ميتر متعدد الاستخدامات: قياس التيار المتردد والمستمر حتى 600 أمبير، مع الجهد والمقاومة والسعة والتردد ودرجة الحرارة في أداة واحدة.

قياس التيار حتى 600 أمبير (AC/DC)

الجهد حتى 1000 فولت + قياس الحرارة

شاشة بإضاءة خلفية

تصنيف أمان CAT IV 600V / CAT III 1000V

Need Price & Stock Availability?

Contact our sales team for current availability, quotation, and delivery details for the Fluke 374.

Get Price & Stock on WhatsApp / استعلام السعر والتوفر واتساب

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About Maya

I'm Maya, a specialized content writer and SEO expert with over 5 years of experience in creating technical content focused on industrial equipment, precision instruments, and measurement technologies.

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