Terminus S12: Terminus S12 luminaire is a recessed downlighter suitable for sub surface rail applications. Designed in accordance with fire precautions for subsurface rail stations (Section 12). Complies with London Underground subsurface standard S1085 utilising low smoke, zero halogen cables and control gear. IP65 and rated to IK08 (5 joules of energy). Die-cast aluminium body, toughened glass diffuser (please note: that is for terminus recessed ONLY, surface and wall have different bodies). Remote electronic control gear with fused terminal block. Efficacies of >116 lm/W. Suitable for recessed ceiling mounting and finished in titanium polyester powder coat. Colour Temperature:4000K CRI:>80 LED Lifetime L80B10>55,000h at 25oC ambient. Driver Lifetime up to 100,000h at 25oC ambient.