Bulbs
The standard bulbs are listed in this table, details of these and alternatives are listed in the next table. 12 Volt versions are in parenthesis.
Application |
pre 1948 |
1949-50 |
1951-52 |
1953-58 |
Headlamp |
168 (170LED/171) |
169 (170LED/171) |
312/312LED (410/414/414LED) |
312/312LED (410/414/414LED) |
Pilot |
200 |
200 |
988 (112B / 112BLED) |
988 (112B / 112BLED) |
Tail lamp, original |
205 |
205 |
205 |
384 (380) |
Tail lamp, reproduction |
384 (380) |
384 (380) |
481 or 482 (482-12) |
384 (380) |
Chronometric Speedometer |
293 (112B / 112BLED) |
293 (112B / 112BLED) |
293 (112B / 112BLED) |
293 (112B / 112BLED) |
DC40 Panel Lamp |
200 |
200 |
— |
— |
Charging bulb in SQ4 Ammeter |
998 |
998 |
998 |
Part No |
Description |
Model |
Usual used over years |
PACK-START-004 |
Bulb pack | A | All |
168 |
Headlamp bulb, pre-pre-focus, 6 Volt, 24/24 Watt, N/A use 170 | DU42/MU42 | 1936-48 |
169 |
Headlamp bulb, pre-pre-focus, 6 Volt, 30/30 Watt, N/A use 170 | SSU700P | 1949-50 |
170 / 170LED |
Headlamp bulb, pre-pre-focus, 6 Volt, 36/36 Watt | Alternative | Pre 1951 |
171 |
Headlamp bulb, pre-pre-focus, 12 Volt, 36/36 Watt | Alternative | Pre 1951 |
312 / 312LED |
Headlamp bulb, pre-focus, 6 Volt, 30/24 Watt | SSU700P | 1951-58 |
414 / 414LED |
Headlamp bulb, pre-focus, 12 Volt, 50/40 Watt | SSU700P | 1951-58 |
472 |
Headlamp bulb, Halogen H4, 12 Volt, 60/55 Watt fits light unit 555,309A | ||
HB12 |
Headlamp bulb, Duplo P45T fitting, 12V H4 Halogen 60/55W | ||
205 |
Tail lamp bulb for original, not reproduction, lamps 6V 6W, parallel pins | MT110, 480 | 1924-52 |
481 |
Tail lamp bulb for reproduction lamps with parallel pins, dual filament | 480 | 1951-52 |
482 |
Tail lamp bulb for reproduction lamps with offset pins, dual filament | 480 | 1951-52 |
482-12 |
Tail lamp bulb for reproduction lamps with offset pin, 12 Volt, dual filament | 480 | 1951-52 |
384 |
Tail lamp bulb 6 Volt, 21/5 Watt, dual filament | 525, 564 | 1953-54 |
384 |
Tail lamp bulb for reproduction lamps 6 Volt, 21/5 Watt, dual filament | MT110 | 1924-50 |
380 |
Tail lamp bulb 12 Volt, 21/5 Watt, dual filament | As 384 | |
380LED |
Tail lamp bulb LED 12 Volt, 21/5 Watt negative earth only, lasts forever and consumes minimal power, dual filament | As 384 | |
200 |
Pilot bulb in headlamp 6 Volt, 3 Watt single centre contact | All | pre 1951 |
988 |
Pilot bulb in headlamp 6 Volt, 3 Watt, single centre contact | SSU700P | 1951-58 |
293 |
Pilot bulb, 6 Volt, 4 Watt, single centre contact | Alternative | 1951-58 |
990 |
Pilot bulb, 6 Volt, 3 Watt MES (Miniature Edison Screw) | ||
1566 |
Pilot bulb, useful for people ride with lights on all the time, 6V 8W | Alternative | 1951-58 |
281 |
Pilot bulb, 12 Volt, 2 Watt, BA7S | ||
287 |
Speedometer bulb, Chronometric speedometer, 6 Volt, 2 Watt | 1938-58 | |
293 |
Speedometer bulb, Chronometric speedometer, 6 Volt, 4 Watt | Alternative | 1938-58 |
112B |
Speedometer bulb, Chronometric speedometer, 12 Volt, 3 Watt | 1938-58 | |
200 |
Panel lamp bulb (for DC40) 6 Volt, 3 Watt, single centre contact | DC40 | 1932-50 |
998 / 998LED |
Ammeter charging lamp bulb 6V 0.1 ampere, MES | SQ 4 | 1951-58 |
106B |
Instrument bulb ‘pinched base’, 6 Volt, 1.5 Watt | ||
117 |
Instrument bulb, 6V, 3W wedge fitting bulb | ||
245 |
Indicator, 12 Volt, 10 Watt, single centre contact | ||
317 |
Indicator, 6 Volt, 18 Watt, single centre contact |