I ignored the original relay bypass switch and the polarity protection diode could be replaced with a 1N4001 or similar. The original 1N5238 is an 8.2v zener.
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1N5238 DIODES Datasheet pdf - ZENER DIODES. Equivalent, Catalog
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1N5238 DIODES Datasheet pdf - ZENER DIODES. Equivalent, Catalog
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1N5238 Diodes Datasheet pdf - Zener Diodes. Equivalent, Catalog
1N5238 DIODES Datasheet pdf - ZENER DIODES. Equivalent, Catalog
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1N5238 DIODES Datasheet pdf - ZENER DIODES. Equivalent, Catalog
Original DO35 500MW 0.5W 1/2W DO-35 1N5237B 1N5237 8.2V 8V2 1N5238B 1N5238 8.7V 8V7 1N5239B 1N5239 9.1V 9V1 1N5240B 1N5240 10V - Buy cheap in an online store with delivery: price comparison,
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1N5238 Diode Zenner 8.7V 0.5W
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1N5238 DIODES Datasheet pdf - ZENER DIODES. Equivalent, Catalog
