Gainta enclosure, made with ABS, moulded in dark grey Operating temperature: -20 to 80 degrees Bosses on internal base allow fixing of PCBs horizontally, or connection of terminals etc. The lid and base incorporate a tongue and groove sealing system with a neoprene gasket Lid fixing screws are M-4 stainless steel (non-magnetic) into threaded brass inserts Wall mounting holes and lid fixing screws are outside the sealing area thus preventing the ingress of moisture and dust Flange to allow mounting after the box has been sealed