Miniature Bulb / T20-Series
T20 Yellow
| FIG | SPECIFICATION | R37 | PHILPS | OSRAM | SAE | Filament Shape | Bulb Shape | Base Shape | |
| ZC42 | 12V21W | W21W | 7505 | C-2V | T20 | W3*16d | |||
| FIG | SPECIFICATION | R37 | PHILPS | OSRAM | SAE | Filament Shape | Bulb Shape | Base Shape | |
| ZC43 | 12V21/5W | W21/5W | C-2R | T20 | W3*16q |