Martindale CM55 400 A 600 V AC/DC Auto Ranging Clamp Meter

Martindale CM55 400 A 600 V AC/DC Auto Ranging Clamp Meter

Martindale CM55 400 A 600 V AC/DC Auto Ranging Clamp Meter

Are you in need of a reliable and accurate clamp meter for your electrical measurements? Look no further than the Martindale CM55. This pocket-sized clamp meter is designed to withstand rugged conditions while providing precise measurements.

Key Features

The Martindale CM55 offers the following key features:

  • Rugged pocket-sized design
  • High accuracy measurement
  • Auto ranging for AC current up to 40.00 A and 400.0 A
  • AC/DC voltage measurement up to 600 V
  • Resistance measurement up to 400 Ω
  • Auto power off and low battery indicator

High Accuracy Measurement

With the Martindale CM55, you can trust that your measurements will be accurate. Whether you need to measure AC current, AC/DC voltage, or resistance, this clamp meter provides reliable results.

Rugged Pocket-Sized Design

The compact and durable design of the Martindale CM55 makes it perfect for on-the-go measurements. It fits easily in your pocket, allowing you to carry it with you wherever you need to go.

Auto Ranging

Gone are the days of manually selecting the range for your measurements. The Martindale CM55 features auto ranging for AC current, making it easier and more convenient to use.

Auto Power Off and Low Battery Indicator

Worried about draining the battery? The Martindale CM55 has an auto power off feature that helps conserve battery life. Additionally, it has a low battery indicator, so you’ll know when it’s time to replace the batteries.

Frequently Asked Questions

Q: Can the Martindale CM55 measure DC current?

A: No, the Martindale CM55 is designed for AC current measurement only.

Q: Is the Martindale CM55 suitable for professional use?

A: Yes, the Martindale CM55 is a reliable and accurate clamp meter that can be used by professionals in various industries.

Q: How long does the battery last?

A: The battery life of the Martindale CM55 depends on usage, but the auto power off feature helps conserve battery life.


The Martindale CM55 is a rugged and reliable clamp meter that offers high accuracy measurement. With its pocket-sized design and convenient features such as auto ranging and auto power off, it is a versatile tool for professionals in need of precise electrical measurements. Invest in the Martindale CM55 for all your electrical measurement needs.