The EFSCO series circuit breakers, switches and changeover switches are rotary type 25, 50 and 63A models with control handle on the cover. The construction materials are suitable for chemical aggressive environments, also for the offshore. EFSCO series control switches consist of a UNI 4514, UNI 3051 or UNI 3599 copper-free aluminium alloy cylindrical enclosure. Stainless steel bushes for knobs, standard Ral 7035 epoxy grey coating, min. quality 8.8 screws made of stainless steel.