Fluke 902 vs. Fluke 325: Which Clamp Meter Should You Choose?

When it comes to electrical testing, Fluke is a brand that is well-known for its high-quality, reliable tools. Two popular clamp meters from Fluke’s lineup are the Fluke 902 FC and Fluke 325.

Both models are designed for specific purposes and offer unique features that make them suitable for different types of electrical work. In this article, we’ll compare the Fluke 902 and Fluke 325 clamp meters to help you decide which one best fits your needs.

Overview of Fluke 902

The Fluke 902 is a clamp meter specifically designed for HVAC (heating, ventilation, and air conditioning) professionals. It combines the functionality of a digital multimeter with a clamp meter, providing the necessary tools for testing HVAC equipment. It is known for its precision, durability, and ease of use.

🏷️ Fluke Multimeter Deals ⭐⭐⭐⭐⭐

Overview of Fluke 325

The Fluke 325 is a versatile clamp meter designed for general-purpose electrical testing. It provides a wide range of measurement capabilities, including AC/DC current, AC/DC voltage, resistance, continuity, and capacitance. The Fluke 325 is known for its reliability, ease of use, and suitability for various electrical applications.

Comparison Table: Fluke 902 vs. Fluke 325

Feature	Fluke 902	Fluke 325
💳 Price	Check Price	Check Price
Measurement Type	True RMS	True RMS
AC Voltage Range	Up to 600V	Up to 600V
DC Voltage Range	Up to 600V	Up to 600V
AC Current Range	Up to 600A	Up to 400A
DC Current Range	Up to 200 µA (for flame sensor measurements)	Up to 400A ✅
Resistance Range	Up to 6,000 Ω	Up to 40,000 Ω ✅
Capacitance Range	Up to 1,000 µF	Up to 1000 µF
Temperature Measurement	Yes (via K-type thermocouple)	Yes (via K-type thermocouple)
Special HVAC Features	Microamp measurement, DC current for HVAC sensors ✅	None
Safety Rating	CAT III 600V	CAT III 600V / CAT IV 300V ✅
Display	Backlit digital display	Backlit digital display
Data Hold	Yes	Yes
Auto Shut-Off	Yes	Yes
Jaw Opening Size	30 mm	30 mm
Dimensions	249 x 85 x 45 mm	207 x 75 x 34 mm ✅
Weight	450 g	283 g ✅
Warranty	3 Years ✅	2 Years

Key Features of Fluke 902:

True RMS Measurement: Provides accurate readings for both AC voltage and current, even in noisy or complex environments.
Specialized HVAC Functions: Measures temperature, capacitance, microamps, and DC current, making it ideal for HVAC applications.
CAT III 600V Safety Rating: Provides safety for working on HVAC equipment and electrical circuits.
Compact and Rugged Design: Built to withstand the demands of daily HVAC use.

🏷️ Clamp Multimeter Deals ⭐⭐⭐⭐⭐

Key Features of Fluke 325:

True RMS Measurement: Ensures accurate readings for AC voltage and current in all environments.
Wide Range of Measurements: Measures AC/DC voltage, AC/DC current, resistance, capacitance, and temperature.
CAT III 600V / CAT IV 300V Safety Rating: Suitable for both residential and commercial electrical work.
Compact and Durable Design: Lightweight and easy to carry, with a robust build to handle tough environments.

Key Differences Between Fluke 902 and Fluke 325

1. Measurement Capabilities

Fluke 902: The Fluke 902 is specifically designed for HVAC applications. It includes specialized features such as microamp measurement for flame sensors and DC current measurement for HVAC equipment. It is limited to a maximum of 600A AC for current and 600V for voltage.
Fluke 325: The Fluke 325 offers a broader range of measurement capabilities, including AC/DC current up to 400A, AC/DC voltage up to 600V, resistance up to 40,000 Ω, and capacitance up to 1000 µF. It is more versatile for general electrical work.

Winner: Fluke 325 — Offers a wider range of measurement options, making it more versatile for general electrical applications.

2. Special Features for HVAC Professionals

Fluke 902: Specifically designed with HVAC professionals in mind, offering unique features such as microamp measurement for flame sensors and DC current measurements for specific HVAC components.
Fluke 325: While it has a temperature measurement capability, it does not have the specialized features that are tailored for HVAC professionals.

Winner: Fluke 902 — Ideal for HVAC professionals who need specific tools for diagnosing and maintaining HVAC systems.

3. Safety Rating

Fluke 902: Rated CAT III 600V, making it safe for use on HVAC equipment and other general electrical work.
Fluke 325: Rated CAT III 600V / CAT IV 300V, providing an extra layer of safety for higher voltage work environments.

Winner: Fluke 325 — Offers a higher safety rating for more diverse electrical applications, including industrial settings.

4. Size and Portability

Fluke 902: Slightly larger and heavier, which may be less convenient for carrying around or using in tight spaces.
Fluke 325: More compact and lighter, making it easier to handle and carry for extended periods.

Winner: Fluke 325 — More portable and easier to use in tight or awkward spaces.

5. Price and Value

Fluke 902: Typically priced higher due to its specialized HVAC features, making it a more specific tool.
Fluke 325: Generally more affordable while offering a wide range of features suitable for most general electrical tasks.

Winner: Fluke 325 — Provides better value for money for users who require a versatile, general-purpose clamp meter.