Model SMB-3 is from a range of IP66 rated, grey (RAL7035) enclosures, designed for use with the Hochiki range of DIN Modules. The SMB-3 features a selection of metric knockouts and is supplied with a transparent black lid as standard; an opaque lid is also available (sold separately). The unit is supplied with a DIN Rail section (plus fixings) and will accept up to four Hochiki DIN Rail Modules, side-by-side. Designed to house up to 4 Hochiki DIN Modules Quick-release screws Polyurethane gasket provides IP66 protection Corrosion free, resistant to most alkaline and acid Temperature resistance to +70°C, Impact resistant, and Non-flammable 20 knock-outs Supplied with DIN Rail and fixings