Direct light luminaire for use with monochromatic LED power. Recessed ground/floor/wall installation, with the relevant outer casing. Consisting of body and outer casing to be ordered separately, shaped as quarter of circle. Temperature of contact <40°. Luminaire reduced dimensions. Cast aluminium body consisting of two parts secured together with stainless steel screws and silicone gasket; tempered sodium-calcium sealing glass, 8 mm thick, siliconed to upper compartment. The lower assembly comes complete with a stainless steel PG11 cable clamp, multi-pole cable L=300mm and IP68 Y connector, suitable for cables with diameter D=8-17mm + terminal block for cables with max. section 4 mm2, complete with cover plate and set up for pass-through cables. Stainless steel outer casing with shot blasting surface treatment and galvanized steel end caps. Luminaire ready for pass-through wiring. All external screws are A2 stainless steel.