Dielectric Grease for Automotive & Marine Electrical Connectors, 10g*3PCS | Waterproof, Anti-Corrosion | Silicone Dielectric Grease for Spark Plugs, Battery Terminals & Electrical Connectors

Dielectric Grease delivers all-in-one performance for electrical connectors, ignition systems and mechanical parts, supplying reliable electrical insulation, tight waterproof sealing, full anti-corrosion shielding and long-lasting smooth lubrication all at once. Outstanding dielectric insulation: electric grease blocks stray current, voltage leakage and short circuits. Safely isolate metal terminals, spark plug boots and sensor plugs to stabilize electrical signal transmission and eliminate intermittent connection faults on vehicles, machinery and marine equipment. Anti Corrosion: waterproof lubricating grease film repels moisture, rain, snow and road salt. Creates a durable barrier to stop oxidation, galvanic corrosion and rust on metal contacts, greatly extending the service life of wiring harnesses and ignition components under harsh outdoor & under-hood conditions. Long-lasting silicone dielectric grease prevents seizing, sticking and abrasion between pins, plastic housings and moving mechanical assemblies. Makes plug assembly and disassembly effortless without damaging delicate plastic, rubber and metal parts during routine maintenance. Multi-scene universal compatibility: Perfect for automotive ignition systems, car/truck electrical connectors, battery terminals, marine wiring, O-rings and general mechanical fittings.