BTAS Dielectric Grease for Automotive Electrical

BTAS Dielectric Grease is a PTFE-enhanced silicone paste formulated to protect automotive, marine, and battery electrical connectors from moisture, corrosion, and wear.

Designed for use on spark plug boots, battery terminals, ignition coils, marine electronics, and other electrical contacts, this odorless, colorless 8 oz tube offers dielectric protection while also lubricating moving parts. The formula contains corrosion inhibitors and PTFE for improved high- and low-temperature stability, helping to maintain reliable electrical connections in wet, salty, or high-heat environments.

How does BTAS grease improve electrical connections?

BTAS dielectric silicone paste displaces moisture and seals gaps around pins and sockets, reducing the risk of current leakage, arcing, and corrosion. Its insulating properties preserve proper conductivity where it's needed while preventing shorts where moisture or salt intrudes.

• Forms a waterproof barrier on connector seals and terminals.
• Prevents corrosion that increases resistance and heat at contacts.
• Contains PTFE to lower friction and support consistent seating of connectors.

Can I use this grease on battery terminals and spark plug boots?

Yes — the BTAS paste is safe for battery posts, cable clamps, and spark plug boots to prevent corrosion and make future maintenance easier. Because it’s odorless and colorless, it won’t contaminate nearby components or fluids, and it remains stable across wide temperature ranges.

• Apply thinly to battery posts before attaching clamps to slow oxidation.
• Coat spark plug boot interiors to ease removal and reduce misfires from moisture ingress.
• Works on ignition coils, brake caliper pins, and o-rings without degrading rubber or plastic.

Will this product withstand extreme temperatures and wet conditions?

BTAS dielectric grease is formulated for both ultra-high and low temperature performance, resisting breakdown, bonding, or cracking. It also includes rust and corrosion inhibitors that protect metal parts in marine, road-salt, and other harsh environments.

• PTFE-enhanced for thermal stability and reduced wear under heat.
• Retains sealing and insulating properties in cold starts and hot operation.
• Protects exposed contacts in wet and saltwater environments.

How should I apply this silicone paste for best results?

Clean parts of oil, grease, and heavy corrosion before applying a thin, even layer of BTAS grease. Only a light film is needed to seal and insulate; excess can be wiped away to avoid attracting dust or debris.

• Wipe surfaces clean then apply a small amount with a finger or brush.
• Use sparingly on electrical pins, boot interiors, and terminal faces.
• Reapply during routine maintenance or after prolonged exposure to harsh conditions.

Who is this for: BTAS Dielectric Grease is intended for DIY mechanics, professional technicians, boat owners, and maintenance crews who need a reliable electrical sealant and corrosion preventative. It’s a practical choice for anyone maintaining vehicles, marine electronics, battery systems, or equipment exposed to moisture and temperature extremes.