
Hthl-100A High Voltage Switch Ohmmeter Circuit Breaker Contact Resistance Test Set
Product Introduction
Our advancement depends over the highly developed devices, excellent talents and continually strengthened technology forces for comprehensive transformer test bench, 20kv high voltage insulation tester, 3 Phase Primary Current Injection Test Set. Details determine the quality, we are meticulous, focusing on every detail. We have a large-scale production base. Friends both at home and abroad are warmly welcome to establish everlasting business relations with us.
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 |




Our company always adheres to the interests of customers as the center, and is committed to satisfying users' requirements for Hthl-100A High Voltage Switch Ohmmeter Circuit Breaker Contact Resistance Test Set. We pay attention to the development of the times, with advanced technology, constantly innovate and seek truth, to meet our customers with better quality and better service. We have an optimized warehousing and logistics system, and a large inventory of commonly used product models.
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