The DC Spark Tester is a key piece of high-voltage test equipment used to verify cable insulation integrity during production. It applies direct current voltage to the cable surface to detect faults such as pinholes, cracks, or weak spots that may affect quality. Shanghai Qipang Industrial Co., Ltd., a professional manufacturer of wire and cable testing equipment, designs and supplies testers that integrate smoothly into production lines. This ensures reliable insulation fault detection and consistent process quality control.
As part of our precision testing solutions, the tester supports stable insulation performance and production efficiency across various industrial applications.
Our DC Spark Testers are engineered for accuracy, durability, and user-friendly operation. Each unit combines advanced high-voltage capability with precise measurement functions to deliver dependable results in demanding environments.
Adjustable voltage range: Suitable for different cable diameters and insulation materials.
Real-time fault detection: Instantly identifies insulation defects with visual and audible alarms.
Compliance with IEC and UL standards: Ensures reliable and standardized testing performance.
Integration capability: Designed for seamless connection with extrusion lines and automated systems.
Enhanced safety features: Built-in protection circuits ensure safe operation during continuous testing.
Leveraging our expertise in non-contact measurement technology, Qipang ensures each tester delivers precision, stability, and compatibility with modern production systems.
The DC Spark Tester is widely used in cable testing environments, especially in extrusion lines where insulation quality must be verified in real time. It plays a vital role in insulation fault detection, helping manufacturers maintain compliance with safety and performance standards.
Typical applications include:
Continuous cable insulation inspection during extrusion processes.
Testing of single-core and multi-core cables made from PVC, XLPE, or rubber insulation materials.
Integration into production lines for cable manufacturing in automotive, energy, and electronics industries.
By detecting even minor insulation defects, our testers help reduce material waste and enhance the reliability of finished cable products.
Shanghai Qipang offers several DC Spark Tester models tailored to different testing requirements and production setups. Each model can be customized for specific voltage ranges, test frequencies, and integration needs.
| Model | Voltage Range | Typical Application | Integration Option |
|---|---|---|---|
| QPS-DC10 | Up to 10 kV | General-purpose cable testing | Manual or line-mounted |
| QPS-DC25 | Up to 25 kV | Medium voltage cable insulation inspection | Extrusion line integration |
| QPS-DC50 | Up to 50 kV | High-performance industrial applications | Fully automated control |
In addition to DC Spark Testers, we also manufacture complementary equipment such as Laser Diameter Gauges and Wire Length Meters. These allow customers to build a complete in-line testing system for their production lines.
With over 15 years of experience in wire and cable testing equipment, Shanghai Qipang Industrial Co., Ltd. is a trusted DC Spark Tester manufacturer. Our strong technical foundation and focus on automation integration help clients achieve greater precision and efficiency in cable production.
Key advantages of partnering with us include:
Expertise in high-voltage and laser-based measurement technologies.
Seamless integration of testers with extrusion and inspection lines.
Robust quality control ensuring consistent performance and reliability.
24-hour technical support and a one-year warranty service.
Customized design solutions for specialized insulation testing needs.
Our after-sales services, including maintenance, operator training, and procurement support, ensure long-term performance and customer satisfaction.
Choosing the right DC Spark Tester depends on your cable type, insulation material, and production speed. Consider the following factors when selecting a model:
Required test voltage range based on insulation thickness and material type.
Production line layout and compatibility with existing systems.
Desired level of automation and integration with extrusion control systems.
Our technical team can provide personalized recommendations to help you choose the most suitable tester for your production environment.
Q1: What is the purpose of a DC Spark Tester?
It checks the insulation integrity of wires and cables by applying high voltage to detect faults or weak points.
Q2: What voltage range is available for Qipang’s DC Spark Testers?
Our models are available in various voltage ranges suitable for different cable diameters and insulation materials.
Q3: Can the DC Spark Tester be integrated into an existing production line?
Yes, our testers are designed for seamless integration with extrusion and cable production lines.
Q4: What standards do Qipang’s DC Spark Testers comply with?
They comply with IEC and UL standards for cable insulation testing.
Q5: Does Qipang provide after-sales service?
Yes, we offer maintenance, training, and technical support with a one-year warranty.
For more information or to request a quote, contact Shanghai Qipang Industrial Co., Ltd., your reliable DC Spark Tester manufacturer committed to precision, safety, and innovation in wire and cable testing equipment.
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