Narrow ballast 230V, 50Hz 4/2x4/6/8W Design: 28x28mm Hole spacing: 120mm For fluorescent lamps Vacuum impregnated in polyester resin Plug-in terminals: 0.5-1.0qmm For automatic luminaire wiring: insulation displacement terminals for cables H05V-U 0.5 tw 130 Protection class I Type: L 4/6/8.132 EEI=B2 Weight: 340 g, Nominal voltage from/to: 230V, For lamp type T16: Yes, Type of dimming: without, Version: conventional, Protection class: I, Width: 28mm, MultiW version: Yes, Suitable for lamp power (2-lamp): 4W, Length: 130mm, Suitable for lamp power (1-lamp): 4-6W, Height: 28mm,