Easy-to-install surface mounted electric strike with a narrowed stop plate for insert locks. Thanks to the patented Quick-Fix, a quick installation is guaranteed: no more drilling or laser-cutting the gate profile. The black anodized housing ensures a corrosion and scratch-free use for many years. Can be connected to both 12V - 24V and AC/DC. Modulec-SF is available in two versions: E (Emissa - Fail Close) and R (Ruptura - Fail Open).