| Wattage | : | 400 W |
| Lamp Base | : | E40 |
| Lamp Shape | : | Elliptical |
| SON Type | : | SON-T |
| Lamp Finish | : | Clear |
| Length | : | 278 mm |
| Diameter | : | 46mm |
| Luminosity | : | 56700 lm |
| Luminous Efficacy | : | 137lm/W |
| Colour Rendering | : | 25 |
| UK Energy Efficiency Rating | : | E |
| EU Energy Efficiency Rating | : | E |