This universal battery terminal cap set by Osculati provides reliable insulation and protection for your battery’s terminals. Made from high-quality PVC in two distinct colors – red for the positive terminal and black for the negative – the caps cover the battery clamps snugly, preventing direct contact with metal objects. This greatly reduces the risk of sparks, short-circuits, or electric shock when working around the battery. In addition, the caps shield the terminals from dust, moisture, and corrosion, which helps extend the life of your electrical connections and maintains the reliability of your starting and charging systems.
The universal design fits a wide range of standard battery terminal sizes, making these caps suitable for marine applications (boats, yachts, jet skis) as well as cars, RVs, or solar battery banks. The flexible, durable PVC material withstands exposure to battery acid and harsh weather conditions. Even with prolonged use in a salty environment, the caps remain pliable and effective at providing insulation and protection.
Use Cases & Recommendations:
- Apply the caps immediately after connecting the cables to the battery. This adds an extra layer of safety during operation and maintenance of your vessel or vehicle.
- Suitable for all 12V or 24V battery systems – from small boats and personal watercraft to automotive batteries and camper/RV batteries. Whether on water or land, this universal set offers protection wherever needed.
- Especially useful in confined engine compartments of boats or cars, where a dropped tool or contact with a metal cover could otherwise bridge the terminals. With the caps in place, such risks are minimized.
- Highly recommended for long-term storage of batteries or vehicles (for example, winterizing a boat). The caps keep terminals clean and dry, preventing oxidation during periods of inactivity.
- Tip: Periodically inspect the caps for dirt or wear. Clean them if necessary and replace if the material has hardened over time to ensure optimal protection and flexibility.



