Custom High-Voltage (HV) Harnesses
Engineered for Safety and Performance in EV and Industrial Applications
Delivering High-Power, Safely and Reliably
Cablum Cable specializes in the design and manufacture of custom high-voltage wire harnesses for demanding applications. From electric vehicle powertrains to industrial high-power systems, our solutions provide superior insulation, shielding, and safety features to ensure reliable performance.

Key Features & Benefits
Engineered for high-power environments.
Enhanced Safety Features
Incorporating High-Voltage Interlock Loop (HVIL) systems, secure locking connectors, and distinct orange jacketing for maximum safety.
Superior EMI Shielding
Multi-layer shielding designs to prevent electromagnetic interference, ensuring the stable operation of nearby sensitive electronics.
Excellent Thermal Management
Utilizing high-performance insulation materials and appropriate conductor sizing to effectively manage heat in high-current applications.
Product in Detail
A closer look at our high-voltage solutions.



Technical Specifications
Voltage Rating | 600V to 1500V DC |
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Current Rating | Up to 500A or higher, based on design |
Insulation Material | XLPE (Cross-linked Polyethylene), Silicone |
Applicable Standards | LV 216, ISO 6722, SAE J1128 |
Connector Types | Amphenol, TE Connectivity, Rosenberger, custom HV connectors |
Safety Features | HVIL, IP6k9k sealing, touch-safe designs |
Common Applications
- Electric Vehicle (EV) Powertrains
- EV Battery Packs & On-board Chargers (OBC)
- DC Fast Charging Stations
- Industrial High-Power Motor Drives
- Renewable Energy Inverters & Storage
Discuss Your High-Voltage Project
Safety and reliability are paramount. Partner with our experts to design and manufacture a high-voltage harness that meets your exact specifications.
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