PUTAI Heat Shrink Cable Accessories offer durable cable insulation and sealing solutions, using advanced polymer technology for weather-tight and long-lasting performance in demanding installations.

Protection Equipment
10kV 3-Core Heat Shrink Outdoor Termination
  • Partial Discharge Test:3PC at 10KV
  • Partial Voltage:3PC at 13KV
10kV 3-Core Heat Shrink Straight Joint
  • Partial Discharge Test:≤20PC at 27KV
  • Impulse Voltage:≤20PC at 27KV
10kV 3-Core Heat Shrink Indoor Termination
  • Partial Discharge Test:3PC at 10KV
  • Partial Voltage:3PC at 13KV
Characteristics of Heat Shrink Cable Accessories
Rated Voltage
1kV - 10kV
Power Frequency Withstand Voltage
39kV - 75kV
Partial Discharge
3pC - ≤20pC
DC Withstand Voltage
4kV - 108kV
Load Cycle
3 cycles - 3 cycles
Impulse Voltage
 8kV - 105kV
Materials
6 global material development partners
Detection
100% internal dielectric and thermal performance testing
Compliance
Designed to meet IEC/ANSI standards
Traceability
Complete batch traceability and leading technical support
Why Choose Us
Strong weathering resistance
adapt to extreme environments such as coastal, high pollution, high temperature and high humidity.
High reliability
Reduces the risk of grid failures and reduces maintenance costs.
International Standard Adaptation
Meet the requirements of power equipment in the European, Middle East and Southeast Asian markets.
FAQ
How do you handle quality incidents?
In the event of nonconformance, we initiate a root-cause analysis, implement corrective actions, and communicate resolutions transparently to affected customers.
Do you use advanced testing equipment?
Our laboratory features high-voltage test sets, partial discharge detectors, thermal imaging cameras, and CNC-controlled test benches for precise quality verification.
What range of products does Putai Electric offer?
We supply a comprehensive portfolio—including cable accessories, transformers, switchgear components, surge arresters, insulators, fuses, and sensors—to cover all medium- and high-voltage needs.
What warranty do you offer?
All products carry a 24-month limited warranty against manufacturing defects, covering performance under rated conditions and backed by responsive support.
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Service & Support
Our certification team consists of 85+ engineers with more than 20 years of professional experience
24/7 Service. Average emergency response time is limited to less than 12 hours
Suitable for substations, industrial power grids, new energy projects and other demanding scenarios
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