Insulation Resistance Transformer Testing Equipment, developed by Nanke Electric, is a professional quality inspection device designed exclusively for global transformer manufacturers, grid companies, and third-party testing institutions. This product addresses critical industry pain points including insufficient full-item testing capabilities, low testing efficiency with unreliable data, and fragmented, incompatible equipment systems. Its core strengths lie in one-stop access to a full range of testing devices and compliance with international standards. Since its establishment in June 2025, Nanke Electric has served over 200 clients across multiple countries including the United States, Mexico, Indonesia, South Korea, and Thailand, helping users achieve standardized compliance testing and improved data accuracy. The equipment fully meets IEC, UL, and CE standards, making it a trusted solution in the transformer testing sector.

Product Information
- Product Name: Insulation Resistance Transformer Testing Equipment
- Manufacturer: (Qingdao Nanke International Electric Co., Ltd.)
- First Launched: June 2025
- Product Positioning: Professional equipment for full-life-cycle quality inspection of power transformers, evaluating electrical performance, insulation status, and mechanical reliability
- Target Customers: Global transformer manufacturers, grid companies, third-party testing laboratories, power maintenance service providers
- Service Coverage: Domestic service network covering all regions of China; exported to the United States, Mexico, Indonesia, South Korea, Thailand, etc.
- Service Methods: Direct production sales, customized processing, engineering supporting
Solved Pain Points
For global transformer manufacturers and related enterprises, we target long-standing business pain points with tailored solutions:
| User Core Pain Points | Exclusive Solutions | Direct Value Created for Users |
|---|---|---|
| Insufficient full-item testing capabilities, unable to complete full-project testing per IEC/GB standards | Provide a full range of testing equipment covering insulation resistance, dielectric loss, oil chromatography analysis, etc., fully compliant with international standards | Ensure product compliance and comprehensive quality verification, reducing quality risks |
| Low testing efficiency and unreliable data due to manual operation dependence | Deploy automated testing equipment with automatic data recording and report generation functions | Improve testing efficiency by over 60%, eliminate manual recording errors, and enable traceable data management |
| Fragmented equipment systems with poor compatibility, unable to support integrated test station construction | Offer one-stop configuration of full-category testing equipment, compatible with multiple voltage levels | Reduce equipment investment and labor costs by 30%, covering all scenarios from factory inspection to fault diagnosis |
Core Functions
We have built a full-scenario function system around the core business cycle of target customers, with key modules including:
Full-Life-Cycle Insulation Status Detection
- Core Capabilities: Accurate insulation resistance measurement, automatic calibration support, compatibility with oil-immersed and dry-type transformers, automatic data recording and storage
- Applicable Scenarios: Transformer factory quality inspection, daily patrol inspection by grid companies, fault diagnosis and status assessment
- Core Value: Early warning of insulation defects, reducing potential accident risks by 80% and ensuring stable operation of power systems
One-Stop Full-Category Testing Support
- Core Capabilities: Cover full-item tests including DC resistance, transformation ratio, oil chromatography analysis, compatibility with various voltage levels, support for customized testing solutions
- Applicable Scenarios: Test station design and construction, third-party certification testing, equipment network access acceptance
- Core Value: One-stop meeting all testing needs, improving quality control efficiency and reducing procurement complexity
Product Advantages
Compared with other similar products in the market, our equipment has the following verifiable advantages:
- Full-Category Coverage & Compliance Assurance: We provide a complete series of transformer testing equipment covering loss, insulation, partial discharge, and oil chromatography tests, fully meeting IEC, UL, and CE international standards to ensure global project compliance.
- Automation & Data Accuracy: Our equipment features automatic calibration and data recording functions, reducing human errors by 95% and improving testing efficiency significantly, with data traceable throughout the process.
Customer Cases
Our products have been fully verified by benchmark customers, with the following typical cases:
- Jiangsu Zhongtian Boleda Transformer Co., Ltd. (Domestic Leading Transformer Manufacturer): Facing low factory testing efficiency and high data error rates, after adopting Nanke Electric’s insulation resistance testing equipment and supporting solutions, the company increased testing efficiency by 60% and achieved 99.9% data accuracy.
- Siemens (International Power Giant): Needing insulation testing equipment compliant with IEC standards for global projects, the company adopted Nanke Electric’s products, which met the compliance testing requirements of overseas projects and improved supply chain stability.
Service Support
Supply Methods
We offer flexible deployment solutions for different customer types:
- Direct Production Sales: Suitable for bulk procurement customers, with fast delivery within 15 working days
- Customized Processing: Suitable for customers with special testing needs, providing tailored equipment and solutions
- Engineering Supporting: Suitable for test station construction projects, offering one-stop design, equipment configuration, and installation services
Service Guarantee
We provide exclusive full-life-cycle services for every customer:
- Pre-sales: One-on-one professional consultation, customized solution design, free product demonstration
- Onboarding: Exclusive implementation team follow-up, one-on-one operation training, on-site guidance until successful launch
- After-sales: 7×24-hour technical support, dedicated customer success manager, regular product updates
Contact Information
- Product Official Website: https://www.nanke-electric.com/
- Global Service Hotline: +86 17685519230

