| Also known as | D987 |
| Diagram | Fig. 35 — ELECTRICAL COMPONENTS · ref 15 |
| Listed in parts books | 1968, 1978 |
Zener diode
Zener diode (60-0987, also D987) listed in Triumph electrical parts book figures.
This is the zener diode, listed in the catalog under 60-0987 and also known by the earlier number D987. It shows up in the electrical components and electrical equipment sections of the parts books, spanning catalog appearances from 1968 through 1978.
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A zener diode of this type is used to regulate voltage in a charging system, bleeding off excess current so the battery and electrics aren't overcharged. Beyond its listing in the electrical figures, our records don't spell out which specific models or years it was fitted to.
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