Dielectric Grease - 4oz Brush Top

Defend every electrical connection against moisture, corrosion, and heat with AGS Dielectric Grease. This non-melting silicone compound brushes on easily, forming a water-tight, vibration-proof film that extends battery life and stops shorts before they start.

Why Choose AGS Dielectric Grease?

• Moisture-proof & corrosion-resistant – seals out water, salt, dirt, and acidic fumes for long-term reliability.

• High-temperature stability – silicone base remains effective from deep freeze to engine-bay heat (rated stable to 400 °C in manufacturer testing). 

• Brush-top convenience – built-in applicator delivers precise, mess-free coverage on terminals, boots, and connectors.

• Rubber & plastic safe – won’t swell EPDM, PVC, or most elastomers; compatible with metal, ceramic, and glass contacts.

• Dielectric barrier – insulates metal surfaces to reduce arcing and ensure consistent voltage under load.

Ideal Applications

Quick Specs

Protect your wiring today—add AGS Dielectric Grease to your cart and keep every connection clean, quiet, and corrosion-free.