Super lube dielectric grease is a silicone grease with high dielectric resistance for covering, protecting and insulating electrical components and connectors. The grease is waterproof, compatible with most plastics and protects against moisture and dirt. Excellent resistance to cold, hot, fresh & salt water Will not melt, dry or run Wide temperature range from -43°C to +260°C Compatible with most plastics and rubbers NSF H-1 approved for use in food industry