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AEMC 6250 Micro-Ohmmeters

The Model 6250 is uniquely designed to conduct tests on both restive and inductive material, with operator selection directly from the front panel.

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9kg 52L 41W 21H
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The AEMC 6250 micro-ohmmeter is designed for detailed low-resistance measurement, essential in plant maintenance and quality control. It employs a four-lead Kelvin method, ensuring up to 0.05% accuracy in results. Notable for its adaptability, it features automatic and manual temperature compensation and three distinct test modes catering to resistive and inductive materials. This precision tool is particularly suitable for field use, with its easy-to-operate interface and data reliability.

Operation: Central rotary switch and function keys Working temperature range: -10 °C … +50 °C

Operating temperature range: 0 °C … +35 °C Nominal temperature range: 18 °C … +28 °C
Storage temperature range: -30 °C … +60 °C

Battery life span: 5 hours or 1000 tests

Weight: ≤ 4 kg without accessories ≤ 5.5 kg incl. accessories and batteries in carrying case
Case material: NORYL, shock -and scratch proof thermoplast

Key Features

  • Measures from 0.0001mO (0.1µ O resolution) to 2500.0O
  • Test current selection of 1mA, 10mA, 100mA, 1A and 10A
  • Automatic and manual temperature correction
  • EMF levels measured and eliminated in measurement
  • Two programmable alarm set points
  • Stores up to 1500 test results
  • Automatic multiple test mode (multiple tests without pressing the button)
  • Large multi-line electroluminescent display
  • Internal rechargeable batteries – conduct up to 5000 10A tests
  • Rugged, double insulated waterproof case
  • Software included for data storage, real-time display, analysis and report generation


  • Aerospace metallic coating resistance measurement —The AEMC 6250 provides accurate resistance measurements for aerospace coatings, ensuring the integrity of protective layers against environmental factors.
  • Winding resistance measurement — This tester can measure resistance in windings to determine the health of motors and transformers, which is vital for maintaining industrial electrical integrity.
  • Bonding verification on earth/ground systems — This device verifies earth bonding in ground systems, a critical safety measure to ensure proper electrical discharge and prevent hazardous shocks.
  • Weld joint integrity verification — The 6250 is also used to check weld joint resistance, which can reveal the quality of welds. This is important for structural stability and safety in construction and manufacturing.
  • Contact resistance measurement of breakers and switchgear — This device measures the contact resistance in breakers and switchgear, providing insights into the electrical flow and system efficiency.

Rent the AEMC 6250 micro-ohmmeter from Brandis Hire today

At Brandis Hire, we make technical equipment rental as straightforward as possible. Our hassle-free approach with no lock-in periods, free technical support and diverse delivery options shows how much we care for our customers. Submit a booking request for the AEMC 6250 micro-ohmmeter, or contact us for more information.


Why choose the AEMC 6250 micro-ohmmeter?

The AEMC 6250 micro-ohmmeter is the instrument of choice for professionals who require accurate low-resistance measurements for their projects. Its key features include a wide range from 0.1 µΩ to 2500 Ω and a test current of up to 10A, ensuring precise readings across diverse applications. The 6250 model also boasts temperature compensation and a large internal memory capable of storing up to 1500 measurements. Its rugged design and intuitive interface are built for both lab and field environments, making it a versatile tool for quality assurance in electrical installations and components.

What other micro-ohmmeters do you offer for hire?

When it comes to testing with precision, Brandis Hire offers a range of micro-ohmmeters tailored for every scenario. Our selection includes:

  • AEMC 6240 — This model is a rugged micro-ohmmeter suitable for both plant maintenance and field use and can measure very low resistance with an accuracy of 0.25%​​ tolerance. It features selectable test currents from 10mA to 10A, manual temperature compensation, polarity reversal function and can store up to 99 measurements.
  • DV Power RMO 200A micro-ohmmeter — This instrument delivers a testing range of up to 999.9 mΩ and currents to 200A, suited for busbar and switchgear contact assessments. Its steady DC output and automated testing sequences ensure consistently accurate readings.
  • DV Power RMO-H 300A micro-ohmmeter — Offering a range of up to 3000 mΩ, this portable device negates electrostatic and electromagnetic disturbances, essential for high-voltage area testing. Plus, its enduring battery life promotes day-long testing efficiency and safety.
  • Sonel MMR-650 micro-ohmmeter — Distinguished for testing both resistance and inductance, the MMR-650 integrates wireless communication and an advanced interface to optimise testing in industrial applications like power plants and rail systems.
  • Megger DLRO10 HD digital ohmmeter — The DLRO10HD stands out for its durable, on-the-go design, with dual power sources for flexible operation. It features various testing modes and safeguards, guaranteeing reliability in laboratory and field settings.
  • Megger MOM2 — The MOM2 is engineered for high-current applications, utilising an ultra-capacitor and facilitating secure DualGround™ testing. Its robust design makes it a staple for rigorous, on-site electrical inspections.
  • DV Power RMO-H23 300A micro-ohmmeter — This unit is tailored for circuit breaker and high-current joint testing, with a significant battery capacity and advanced filtering, guaranteeing dependable performance for continuous field operations.

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AEMC 6250 Micro-Ohmmeters