85A/70A/50A/40A/25A 1200V positive/negative stud mount diode rectifier. 40HF 120, 1200V 40A, positive pole. 85HF 120, 1200V 85A, positive pole. 70HF 120, 1200V 70A, positive pole. 25HF 120, 1200V 25A, positive pole.
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