The Battery Isolator Switch may be wired to interrupt the battery positive supply lead or battery negative return lead . Battery  isolator switches are heavy duty switches capable of handling high peak currents found on automotive starter circuits.

Select the correct switch for your application based on voltage and current handling specification.
If planning to drill  holes in vehicle interior panels always check what is the other side of the panel before you drill to avoid damage to wiring looms

Other parts and tools you may require : Battery drill , step drill , wire cutter, wire stripper, pre insulated terminals, crimping tool , grommets, cable.

We supply a full range of auto electrical wiring accessories and tools