07559

The Greenlee Communications 07559 CM-400 Clamp Meter is a versatile and essential tool for electrical professionals and DIY enthusiasts. This clamp meter, with an AC current capacity of 300 Amps, is designed to measure alternating currents in various conductors without the need for test leads.

The CM-400 boasts a digital display that provides accurate and clear measurements in real-time. The backlit screen ensures easy reading in low-light conditions, making it ideal for use in electrical panels and other dimly lit areas. The display also shows the minimum, maximum, and average readings, making it simple to identify voltage fluctuations or trends in your electrical system.

The Greenlee clamp meter is compact and lightweight, making it easy to carry from one job site to another. Its robust design, with a rubberized housing, ensures durability and protection against drops and impacts. The meter's jaws can open up to 1.25 inches, allowing for the measurement of large conductors without the need for an additional test lead.

The CM-400 comes with several useful features, such as a low battery indicator, auto power-off to save battery life, and a hold function to freeze the display for easy reading. It also includes a cable fault locator, which helps to identify damaged or open wires in electrical circuits.

Additionally, the Greenlee 07559 CM-400 Clamp Meter is compliant with various safety standards, including ANSI/IEEE C2, C11, and C13, and carries a CAT III 600V rating. This ensures that the meter can safely measure currents in industrial applications where high voltages are present.

In summary, the Greenlee Communications 07559 CM-400 Clamp Meter is a powerful, accurate, and versatile tool that offers numerous features for electrical professionals and DIY enthusiasts. Its compact size, rugged design, and wide range of capabilities make it an indispensable addition to any toolbox.

The Greenlee 07559 CM-400 Clamp Meter AC 300A is a popular choice among electricians and electricians-in-training due to its advanced features and versatility. Here are some pros and cons to help you make an informed decision about purchasing this clamp meter:

1. High Accuracy: The Greenlee CM-40 Minimizer True RMS clamp meter offers high accuracy, ensuring reliable and precise measurement of current and voltage values in various applications.

2. Wide Current Range: With a current range of up to 300 Amps, this clamp meter can handle heavy-duty electrical applications, making it a valuable tool for industrial electricians and electrical contractors.

3. True RMS Measurement: This clamp meter uses True RMS measurement technology, which is essential for accurately measuring non-sinusoidal waveforms, making it suitable for measuring various types of loads.

4. Data Hold and Min/Max Functions: The data hold and min/max functions allow users to record and recall the highest or lowest values of current or voltage measurements, which is useful for troubleshooting and fault finding.

5. Backlit Display: The backlit display ensures that the readings are easily visible in low-light conditions, making it ideal for use in dark work areas.

6. CAT IV 600V Safety Rating: The Greenlee CM-400 clamp meter has a CAT IV 600V safety rating, which makes it suitable for use in industrial and commercial electrical applications.

1. Price: The Greenlee CM-400 clamp meter is relatively more expensive compared to other clamp meters in the market.

2. Size and Weight: The size and weight of the Greenlee CM-400 clamp meter may be a concern for some users, as it is larger and heavier than some other clamp meters.

3. Complexity: The Greenlee CM-400 clamp meter has several advanced features, which may make it more complex to use for beginners or those who only require basic electrical measurements.

The Greenlee 07559 CM-400 Clamp Meter AC 300A is a high-performance, versatile, and accurate clamp meter suitable for industrial and commercial electrical applications. Its wide current range, True RMS measurement, data hold and min/max functions, backlit display, and CAT IV 600V safety rating make it an essential tool for electricians and electrical contractors. However, its relatively high price and size and weight may be a drawback for some users. Ultimately, if you require a reliable and precise clamp meter for heavy-duty electrical applications, the Greenlee CM-400 is a worthwhile investment.

If you are an industrial or commercial electrician or electrical contractor, the Greenlee 07559 CM-400 Clamp Meter AC 300A is an excellent investment for your toolkit. Its advanced features, high accuracy, and wide current range make it a valuable tool for troubleshooting and fault finding in various electrical applications. However, if you are a beginner or only require basic electrical measurements, you may consider a more affordable and simpler clamp meter that suits your needs.

Details:

The brand reputation of Greenlee ensures reliability and quality in this essential testing measurement tool. The Greenlee CM-400 2 in 1 clamp on meter is a versatile tool designed for measuring ac current up to 300a. The digital display allows for accurate readings, while the clamp feature simplifies process of connecting to a conductor measurement.

specifications testmultimeters:

• brand: Greenlee
• mpn: 07559
• part type: Clamp Meter Case
• features: Clamp
• display: Digital

returns testmultimeters:

• policy: no returns

offer testmultimeters:

• availability: in stock
• started: january 13, 2026
• best offers: true
• options: ship-to-home
• prices: $84.95–$325.00
• item condition: New
• in stock #: 3
• sold #: 8

general testmultimeters:

• category: Business & Industrial > Test, Measurement Inspection > Detectors > Multimeters

seller testmultimeters:

• # reviews: 165
• city: gladwin, michigan
• rating: 100.0%

shipping testmultimeters:

• service: usps ground advantage
• class: standard
• type: calculated
• carrier: usps
• transit: 4-10 days

payments testmultimeters:

• wallet: google-pay
• credit card: mastercard
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