Portable Electric Partial Discharge Free High Voltage Tester

The SXJF Partial Discharge Free High Voltage Tester is primarily used for preventive testing in power systems, withstand voltage testing of high-voltage electrical equipment, cables, and insulating materials, as well as laboratory and on-site high-voltage testing.
Complete System Configuration
This comprehensive equipment package includes:
- Power supply: Capacity: 0-500KVA, Voltage: 0-500KV
- Transformer without partial discharge test (including control part)
- Generator set
- Non partial discharge resonant system
- Isolation Transformer: Capacity: 0-500KVA, Voltage: 0-35KV
- Low pass filter: Capacity: 0-500KVA, Voltage: 0-35KV
- Coupling capacitor and voltage divider: voltage 0-500KV
- Non partial discharge tester: digital/analog
Key Features
- High-precision device for detecting insulation performance of high-voltage electrical equipment
- Detects partial discharge (PD) signals while ensuring test safety and accuracy
- Suitable for factory delivery, handover, operation and maintenance inspection of transformers, GIS, cables, motors, bushings, and other high-voltage equipment
Technical Specifications
| Rated capacity |
0-1000KVA |
| Rated input voltage |
0.22/0.38/3/6/10KV |
| Rated input current |
0-1.25A |
| Rated output voltage |
0-800kV |
| Rated output current |
0-375A |
| Rated voltage of measuring terminal |
100V |
| Connection |
II0 |
| Cooling |
ONAN |
| Working Duty |
100%UN,IN, 60min 70%UN,IN continuous working |
| Phase |
Single Phase |
| Frequency |
50Hz |
For more information and customized solutions, please contact us for the best quotation.
About Sansion Power Electric

Established in 2005, Sansion Power Electric brings over 20 years of expertise in R&D, manufacturing, and marketing of power electrical testing products. Our solutions serve diverse industries including power electric, railroad, energy conservation and environment protection, water conservancy, petrochemical industry, and aerospace.
Our comprehensive facilities include R&D department, instruments manufacturing workshop, HV workshop, sample exhibition room, HV testing laboratory, quality control department, and sales departments. With over 80 employees including 20 technical engineers, we maintain ISO9001 quality system certification and strict compliance with international IEC and Chinese state standards.
Main Product Categories
- HV Hipot Test Set System
- Transformer Test Equipment
- HV Switchgear Test Set
- Relay Protection Tester
- CT/PT Tester
- SF6/Oil Tester
- Transmission Line Test System
- Insulation Resistance Tester
- Earth Resistance Tester
Manufacturing & Delivery

Standard manufacturing time is 3-7 working days from order placement. Located in Wuhan City, China, we facilitate efficient shipping via air or ocean freight. Sansion Power also provides OEM services according to your customized requirements.
Quality Certifications
Packaging & Shipping
Frequently Asked Questions
Q1: Is your company a sales company or a manufacturer?
A: Sansion Power Electric Co., Ltd. is an industrial and trade enterprise with our own factory, established in 2005 with twenty years of production experience. We have reliable production lines, test rooms, and R&D centers.
Q2: Whether the goods are in stock, whether they can be customized, and how long is the delivery time?
A: Products are made to order according to customer specifications using the latest technology. Delivery time is typically within 10 working days.
Q3: Is the quality guaranteed?
A: We use imported components and conduct three quality inspections before shipment. Export packaging uses non-fumigation wooden boxes.
Q4: What are the after-sales terms?
A: We offer free consulting service, one year warranty, and support through email communication, video calls, and on-site technical assistance to resolve after-sales issues promptly.
Q5: What are the cooperative countries or regions?
A: Our products are exported to the United States, France, Brazil, Australia, Spain, Portugal, Oman, Russia, the Netherlands, Indonesia, Bangladesh, Saudi Arabia, Chile, Colombia, Panama, Malaysia, and other countries worldwide.
Q6: In which fields can your product be applied?
A: Our services span key industries including Power, Railway, Energy Conservation & Environmental Protection, Water Conservancy, Petrochemicals, and Aerospace. Our products incorporate advanced international technologies and have earned widespread acclaim from partners.