Wire size calculator (mm²) – VETUS BATC
Tip: decimal comma is allowed (e.g. 12,5).
Marine installations typically use copper. Aluminium needs larger cross section.
Enter distance from power source to load. The calculator uses round-trip length (×2).
6, 10, 35, 50, 70, 95, 120 mm²
If the calculated size exceeds 120 mm², the tool will recommend two parallel cables.
If the calculated size exceeds 120 mm², the tool will recommend two parallel cables.
This only affects the SKU hint format (e.g., BATC70 vs BATC70R).