PUTAI Cable Branch Boxes deliver flexible power distribution with modular compartment design, enabling secure multi-circuit management for urban and industrial grid networks.

Characteristics of Cable Branch Box
Rated Voltage
10kV - 35kV
Rated Current
200A - 1250A
Short-Time Withstand Current
 16kA - 50kA
Power Frequency Withstand Voltage
42kV - 80kV
Lightning Impulse Withstand Voltage
75kV - 185kV
Protection Level
IP33 - IP68
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
Do you offer sample units?
For qualifying projects, we can provide sample components for evaluation under pilot conditions, subject to return or purchase agreement terms.
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.
What training do your production staff receive?
Operators undergo regular training in lean manufacturing, safety practices, and equipment calibration to maintain high workmanship standards.
How is customer feedback integrated into quality improvement?
We review feedback quarterly, update design and process documents accordingly, and track key performance indicators to measure improvement effectiveness.
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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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