Voltage Drop Tester for Automotive Wire Connectors
Category：Life Cycle & Durability
Introduction
The Voltage Drop Tester for Automotive Wire Connectors is designed to measure the voltage drop across connection interfaces in automotive electrical systems. You can use it to evaluate the electrical performance and contact quality of connectors, terminals, and wire harness assemblies, ensuring reliable conductivity and compliance with automotive standards.
Application
This tester is suitable for:
(1) Measuring voltage drop at connector interfaces such as plug pins and terminals.
(2) Evaluating contact resistance performance in automotive wire harnesses.
(3) Quality inspection of non-rewirable plugs and connection leads.
(4) R&D and validation testing of automotive connectors and electrical components.
Standards
(1) ISO 8092-1 to ISO 8092-4 – Road vehicles wiring harness connectors
(2) QC/T 417.1–417.5-2001 – Automotive wire harness connector standards
(3) Other relevant automotive electrical testing standards
Parameters
| Parameter | Specification |
|---|---|
| Input Voltage | AC 220 V ±10%, 50 Hz |
| Working Current (DC) | 0–100 A adjustable (optional: 5A, 10A, 20A, 50A, 100A, 200A, 500A, 1000A) |
| Current Output Mode | Constant current |
| Voltage Drop Range | 0–20 V |
| Measurement Ranges | 0–200 mV / 0–2 V / 0–20 V |
| Display Resolution | 0.01–199.99 mV / 0.1–1999.9 mV / 1–19999 mV |
| Power | 3200 W |
| Maximum Output Voltage | 32 V |
Features
(1) High-Current Output – Adjustable DC current output supports a wide testing range for different connector specifications.
(2) Micro-Voltage Measurement – High-precision measurement enables accurate detection of small voltage drops.
(3) Constant Current Mode – Ensures stable and repeatable test conditions.
(4) Multi-Range Measurement – Three voltage measurement ranges provide flexibility and accuracy.
(5) Digital Display – Clear digital tube display allows easy reading of test results.
(6) Wide Application – Suitable for connectors, terminals, and complete wire harness assemblies.
Accessories
(1) Test leads and clamps
(2) Current output module
(3) Voltage measurement unit
(4) Control panel with digital display
(5) User manual
Maintenance Information
(1) Ensure proper calibration of current and voltage measurement systems.
(2) Regularly inspect test leads and connectors for wear or damage.
(3) Keep the instrument clean and free from dust or moisture.
(4) Verify stable power supply before operation.
(5) Perform periodic functional checks to maintain accuracy.
FAQ
(1) What is this product?
It is a testing instrument used to measure voltage drop across automotive connector interfaces.
(2) What is this product used for?
You can evaluate contact quality and electrical performance of connectors and wire harnesses.
(3) What is the working principle of this product?
The tester applies a constant current through the connection and measures the resulting voltage drop to determine resistance and contact quality.
(4) Why is this product important?
It ensures reliable electrical connections, reducing the risk of overheating, energy loss, or failure in automotive systems.
(5) Which industries is this product suitable for?
It is suitable for automotive manufacturers, wire harness producers, connector suppliers, and testing laboratories.
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