
Automatic Contact Resistance Tester Loop Resistance Test Set
Product Introduction
Our company is committed to the R & D, design and production of Circuit Breaker Analyzer, kinematic viscosity tester, Interfacial Tension Meter with the business philosoph of integrity and win-win. Through many years of unremitting effort and endeavors, we have achieved sound cooperation and a wide range of compliments from clients all over the world by superior quality, reasonable price and sincere services. For the environment, we provide strong impetus to the pursuit of sustainable development through industrial transformation and upgrading.
HZ-5100S 100A Loop Contact Resistance Meter Price

Introduction
The hand-held contact resistance meter is an innovative product. The product is compact, hand-held operation, battery power supply, easy to carry.
The product is primarily used for measuring contact resistance and other micro-ohm resistance values of switch contacts. It offers fast test speed and high accuracy.
Features
◆ Lithium Battery Power Supply – A single charge supports over 600 continuous tests, making the testing process simple and convenient.
◆ High Output Current – Maximum output current of 100 A with selectable multi-stage current options for a wide test range.
◆ Extended Test Duration – When performing a 100 A test, the maximum test time can reach up to 60 seconds, accommodating various field applications.
◆ Wide Measurement Range with High Precision – At 100 A, the measurement range extends to 2000 μΩ.
◆ Comprehensive Protection Functions – Equipped with open circuit protection, overheating protection, and other safety features.
◆ High-Brightness Color LCD – 5.6-inch super industrial-grade high-brightness color LCD screen ensures clear visibility even in strong sunlight.
◆ External Printer Support – Comes with an external printer for convenient data printing.
◆ Flexible Data Storage – Supports both internal storage and USB flash drive storage for easy data saving.





Technical Index
Measuring Range | |||
Output Current | 100A,80A,50A,30A | ||
Measuring Range | 100A 0~2000µΩ | ||
80A 0~5mΩ | |||
50A 0~10mΩ | |||
30A 0~20mΩ | |||
Technical Index | |||
Accuracy | ±(Reading×0.5%+1µΩ) | ||
Resolution Ratio | 0.1µΩ | ||
Display Digit | Four and a half | ||
Test Power Supply | Constant current limit voltage, about 2V | ||
Input Voltage | Maximum 5V | ||
Measuring Time | Quick,10~60 seconds optional | ||
Testing Times | More than 600 times (full charge, fast measurement mode) | ||
Test Line | Resistance less than 10mΩ | ||
Conditions Of Use and Shape | |||
working Power Supply | Built-in lithium battery or external charger, Charger input 100~240VAC, 50HZ/60HZ | ||
Charging Voltage | 12.6V | Charging Current | ≤3A |
Charging Time | About 3 hrs | Auto Shut Off | 5 minutes automatic shutdown without operation |
Instrument Weight | 1.7kg(exclude test lines) | Instrument Dimension | 246mm(L)×156mm(W)×62mm(H) |
Environment Temperature | -10℃~50℃ | Relative Humidity | ≤90%,no dew |




We intention at becoming one among your most trusted partners and earning your fulfillment for Automatic Contact Resistance Tester Loop Resistance Test Set. We always adhere to the quality of products as the core, standardize management means, adhere to do refined products, sincerely hope to work with you hand in hand. Our employees are constantly improving the professionalism of their respective businesses, strengthening their business capabilities, thus keeping technology and efficiency up to date.
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