SI 6x32 Fuse Holders For Ferrule-type Fuses 6.3x32 Compliance with IEC 60647-3 Mounting on symmetricl or asymmetrical 35 mm DIN-rail Protection against touching of live parts Protection degree: IP2x for disconnectors (when device is connected and closed) Silver-plated clips with elastic clamping Self-extinguishing material V0-class as per UL94 Padlocking device, blown fuse indication through L.E.D. on request Salt spray-proof version available on request.