AC leak sealant from LeakFinder is the industry’s best when it comes to compatibility, safety, and affordability. Compatible and safe to use in hybrid and electrically-driven A/C compressors, this powerful AC leak sealant formula can permanently seal leaks in condensers, evaporators, accumulators, O-rings, and hoses. Between a multi-does cartridge or a single-use syringe injector with a patented dual-adapter, there is an application for any kind of need.