New Energy Cable & High-Voltage Solutions
High-voltage harness with HVIL interlock, charging and battery cables for EV, energy storage and photovoltaic systems.

Power for the energy transition — by SAOJIE
New energy systems carry serious current, and the cable is what keeps it safe. We build high-voltage harnesses with HVIL interlock, EV charging cables and battery connections rated from 400V to 800V.
Thick insulation, full shielding and IP67-rated sealing go into every assembly. For storage racks and PV arrays, we also supply UV-stable, 1500V DC rated wiring.
- High-voltage harness with HVIL interlock
- EV charging & battery connection cables
- Energy storage & PV system wiring
Where New Energy Cables Are Used
Typical use cases we cover for New Energy customers — tell us yours and we will engineer for it.
EV Battery & HVIL
Battery pack interconnects and HVIL interlock harnesses rated to 800V.
Charging Infrastructure
AC/DC charging cables and connector assemblies for piles and stations.
Energy Storage
Rack and cabinet wiring for BMS, inverters and battery storage systems.
Solar / PV Systems
MC4 pre-crimped cables and string harnesses, 1500V DC, UV-resistant.
Popular New Energy Cable Solutions
Selected assemblies from this line — click through for full specifications.

High-Voltage Harness (HVIL)
HV harness for EV battery and charging with HVIL interlock, full shielding.
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Charging Station Power Cords
High-current AC power leads for EV chargers, inverters and energy storage, IP67 rated.
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Battery Cable & Custom Harness
Battery interconnects and custom harnesses, single to 300+ circuits.
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Solar / PV Connector & Harness
MC4 cables and junction-box harnesses, 1500V DC, IP67/IP68.
View Product →Standards & Specifications
Baseline parameters for this product line — tell us your target values and we will engineer to them.
| Parameter | Typical Range / Option |
|---|---|
| Voltage | 400-800V DC HV; 1.5kV PV cable |
| Current | Up to 300A+ high-current bus |
| Protection | IP67/IP69K, UV resistant, flame retardant |
| Materials | XLPE, TPE, silicone; tinned copper, aluminum |
| Connectors | HVIL, MC4, Anderson, Amphenol, custom |
| Standards | TÜV, UL, RoHS, REACH, IATF-ready |
| Testing | 100% hi-pot & insulation resistance, thermal aging, UV |
Frequently Asked Questions
Quick answers on ordering from SAOJIE for your application.
Do you make high-voltage harnesses for EV?
Yes. 400-800V platforms with HVIL interlock, orange jacket and 100% hi-pot testing.
Can you supply PV and energy-storage cabling?
We make solar/PV and battery cables with UV-resistant, flame-retardant jackets and high-current terminations.
What certifications do your new-energy cables hold?
Our cable lines meet TÜV, UL and RoHS requirements, with test reports available per batch.
Explore Other Industries
From 5G to medical — see how we support other sectors with custom connectivity.
Need a Cable Built for the New Energy Industry?
Send us your drawings or a sample — our engineers respond within 24 hours.
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