
A battery storage plant runs current in both directions, all day, at a duty cycle no other cable in the project sees. Terminations sit inside enclosures where smoke and halogen content matter if a cell fails. ZMS energy storage cable uses fine-strand tinned copper, XLPO insulation and a low-smoke halogen-free sheath, with the flexibility needed to dress connections inside a rack.
Product pages include the full construction table, options and applications.

Fine-strand tinned copper cable for cell, rack and PCS connections in BESS containers.
Technical details →Different voltage, section or sheath? We build to the plant specification.
Start a custom inquiry →| Rated voltage | 0.6/1 kV AC · 1.5 kV DC |
|---|---|
| Conductor | Tinned copper, Class 6 |
| Insulation | XLPO, cross-linked |
| Sheath | LSZH, low smoke halogen free |
| Cross-section | 16–400 mm² |
| Temperature | −40 °C to +105 °C (125 °C short term) |
| Flame | IEC 60332-1-2, IEC 60332-3-24 |
| Smoke / halogen | IEC 61034-2 · IEC 60754-1/-2 |
| Standard | EN 50618, IEC 62930, IEC 60228 |
| Packing | 500 m / 1000 m drums, cut lengths on request |
Typical construction data. Final values are confirmed on the order-specific datasheet.
We can adapt this family to the project requirements. Common options include:
Battery rooms and containers concentrate a large fault current in a small space. The cable has to stay flexible for tight rack routing while limiting flame spread and smoke, and it has to carry continuous charge and discharge cycling without conductor fatigue.
The energy storage cables selection guide covers voltage rating, conductor class, screen and sheath options, drum length and the test reports issued with each delivery.
Request the Selection GuideSent as a PDF for your project file.
The right construction depends on voltage, movement and the environment along the route.
Short, high-current links inside the rack, where flexibility decides how fast a pack can be serviced.
Longer DC runs between battery containers and the power conversion system, sized for voltage drop.
BMS, HVAC and fire-suppression supply inside the container, where LSZH performance is required.
Send the plant type, system voltage and installation route. We will confirm the construction and prepare a quotation.