{"product_id":"crc-dielectric-grease-3-3-oz-opaque-white-non-conductive-silicone-gel-high-temp-protection-for-electrical-connectors","title":"CRC Dielectric Grease 3.3 oz Opaque White — Non‑Conductive Silicone Gel, High‑Temp Protection for Electrical Connectors","description":"\u003cp\u003e\u003cstrong\u003eCRC Dielectric Grease is a non-conductive, silicone-based 3.3 oz gel that protects and lubricates electrical connectors against moisture, corrosion, and heat.\u003c\/strong\u003e\u003c\/p\u003e\n\n\u003cp\u003eDesigned for automotive, marine, and household electrical connections, this CRC dielectric grease forms a waterproof barrier that helps preserve contact integrity and ease future service. Its opaque white gel spreads easily for precise application on spark plug boots, terminals, sockets, and other connectors without conducting electricity. The formula withstands high temperatures up to 204.4°C and resists breakdown in demanding environments, making it a practical choice for technicians, hobbyists, and DIYers who want reliable protection for sensitive electrical components.\u003c\/p\u003e\n\n\u003ch3\u003eHow does CRC Dielectric Grease protect electrical connections?\u003c\/h3\u003e\n\u003cp\u003eThe grease displaces moisture and seals gaps around connectors to prevent corrosion and oxidation that degrade contact performance over time. Because it is non-conductive, it won’t cause shorts while still protecting against arcing in high-voltage boots and terminals.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eForms a waterproof barrier on connectors and boots\u003c\/li\u003e\n  \u003cli\u003ePrevents oxidation and corrosion at contact points\u003c\/li\u003e\n  \u003cli\u003eReduces arcing risk in spark plug boots by insulating surfaces\u003c\/li\u003e\n  \u003cli\u003eMaintains stable contact under vibration and environmental exposure\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eWhere should I apply this grease in a vehicle or boat?\u003c\/h3\u003e\n\u003cp\u003eUse CRC dielectric grease on exposed electrical terminals, spark plug boots, distributor caps, battery post connections, and marine connectors to extend life and reliability. Apply sparingly to mating surfaces and around wire seals—do not coat internal switch contacts where conductive grease is required.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eSpark plug boots and ignition wires\u003c\/li\u003e\n  \u003cli\u003eBattery terminals and cable ends (outside mating faces)\u003c\/li\u003e\n  \u003cli\u003eExternal sensors, splices, and weatherproof connectors\u003c\/li\u003e\n  \u003cli\u003eTrailer connectors and marine plug housings\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eHow do I apply CRC Dielectric Grease for best results?\u003c\/h3\u003e\n\u003cp\u003eClean the contact surfaces of dirt and corrosion before applying a thin layer of the opaque white gel. Squeeze a small amount from the 3.3 oz bottle, work it into the rubber boot or around the terminal, and reassemble; excess can be wiped away with a cloth.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eWipe contacts clean and dry before application\u003c\/li\u003e\n  \u003cli\u003eUse a light coating—thin films are effective\u003c\/li\u003e\n  \u003cli\u003eReapply during routine maintenance or if sealing is compromised\u003c\/li\u003e\n  \u003cli\u003eStore upright with cap sealed to prevent contamination\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003ch3\u003eIs CRC Dielectric Grease safe for electronic components?\u003c\/h3\u003e\n\u003cp\u003eThe silicone-based formula is non-conductive and safe for most sensitive electronics when used as directed on external connectors and housings. Avoid applying inside potentiometers, switches, or other moving electrical contacts that require conductive lubrication.\u003c\/p\u003e\n\u003cul\u003e\n  \u003cli\u003eNon-conductive and silicone-based for safe insulation\u003c\/li\u003e\n  \u003cli\u003eStable at temperatures up to 204.4°C for heat-exposed parts\u003c\/li\u003e\n  \u003cli\u003eOpaque gel allows precise placement without run-off\u003c\/li\u003e\n  \u003cli\u003eNot intended for internal switch contacts that need conductive grease\u003c\/li\u003e\n\u003c\/ul\u003e\n\n\u003cp\u003eWho is this for? CRC Dielectric Grease in the 3.3 oz bottle is intended for mechanics, marine technicians, electricians, and home DIY enthusiasts who need a reliable, easy-to-use product to protect external electrical connections from moisture, corrosion, and heat. It’s compact enough for toolboxes and service carts yet robust enough for professional use, offering long-term protection where weather and vibration threaten connector performance.\u003c\/p\u003e\n\u003csection class=\"product-faq-snippet\"\u003e\u003ch3\u003eFAQ\u003c\/h3\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Can I use CRC Dielectric Grease on spark plug boots?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. Apply a thin layer inside spark plug boots to prevent moisture, reduce arcing risk, and ease removal without affecting conductivity.\u003c\/p\u003e\n\u003c\/div\u003e\n\u003cdiv class=\"faq-item\"\u003e\n\u003cp class=\"faq-q\"\u003eQ: Is this grease safe for marine electrical connectors?\u003c\/p\u003e\n\u003cp class=\"faq-a\"\u003eA: Yes. The silicone-based, non-conductive formula resists saltwater corrosion and protects external marine connectors.\u003c\/p\u003e\n\u003c\/div\u003e\u003c\/section\u003e","brand":"CRC","offers":[{"title":"Default Title","offer_id":48082897469598,"sku":"B01B787N1M","price":51.19,"currency_code":"CAD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0781\/2041\/9486\/files\/crc-dielectric-grease-front-packaging.jpg?v=1785818720","url":"https:\/\/northtrailauto.ca\/products\/crc-dielectric-grease-3-3-oz-opaque-white-non-conductive-silicone-gel-high-temp-protection-for-electrical-connectors","provider":"North Trail Auto","version":"1.0","type":"link"}