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34420A Micro-Ohm Meter

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Product Details

  • Product Code: 34420A Micro-Ohm Meter
  • Availability: In Stock

Key Features & Specifications

Notice for European Union Customers: This product is not updated to EU RoHS compliance, therefore Keysight will only continue to sell this product to EU member states until 31 December 2016. Please contact your local sales representative for questions and recommended alternative product(s).

 Measurement Capability

  • 7 ½ digit resolution
  • High sensitivity DCV and resistance measurements at 100 pV and 100 nOhm
  • Built-in low noise 2 channel scanners
  • Temperature measurements with 0.003 deg C accuracy using SPRT probes


  • 3 low power, dry circuit testing built-in resistance functions
  • Direct SPRT, RTD, Thermistor, and Thermocouple measurements


The Keysight 34420A nanoVolt, micro-Ohm meter is a high-sensitivity multimeter optimized for performing low-level measurements. It combines low-noise voltage measurements with resistance and temperature functions, setting a new standard in low-level flexibility and performance.

100-volt ac line selection
120-volt ac line selection
Add rackmount kit
220-volt ac line selection
240-volt ac line selection
ANSI Z540-1-1994 Calibration
Low Thermal Input Cable
Low Thermal Shorting Plug
Low Thermal Input Connector
Transit Case
Accessory Pouch
Rackmount Kit
2U Dual Flange Kit
Dual Lock Link Kit
USB/GPIB Interface High-Speed USB 2.0
  • Making Low Resistance Measurements Using the B2961A and 34420A - Flyer
  • This flyer introduces the B2961A/ B2962A Power Source combined with the 34420A which satisfies the requirement on the precise low resistance measurements.

  • Digital Multimeters - Brochure
  • This is the brochure for Keysight\'s range of digital multimeters from a bench top to a test rack to a handheld.

  • Resistance; DC Current; AC Current; and Frequency and Period Measurement Errors in DMMs
  • This application note is the second in a series of three, that will help you eliminate potential measurement errors and achieve the greatest accuracy with a DMM. This application note covers resistance, dc current, ac current, and frequency and period measurement errors. For an overview of system...

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