Standard Ignition D-12 Alternator Rectifier Set

Brand Standard Ignition D-12
Fits Nissan · 6 vehicles

Alternator rectifier set. Restores charging-system diode function in a direct replacement part.

Electrical component set for alternator and generator repair.

Cross-references Standard Ignition AC21, Standard Ignition D-12 and 23230E6601 for the same application. See all 5.

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Alternator Rectifier Set for Nissan 510

Standard Ignition D-12 is an alternator rectifier set for charging-system service on 1968-1973 Nissan 510 applications. It is a non-electronic, non-battery, non-bulb component used in alternator and generator related repairs where rectifier replacement is required.

Key Features

  • Alternator rectifier set for charging system repair
  • Fits 1968-1973 Nissan 510
  • Non-electronic component
  • Does not contain a battery, bulb, or chemical materials
  • CARB unaffected and does not require SDS
  • Standard Ignition D-12 replacement part

Detailed Description

Standard Ignition D-12 is built for alternator rectifier service in Nissan 510 charging systems. This part is used in electrical repair work where the rectifier section of the alternator needs replacement to restore proper current conversion. It cross-references Nissan 23230E6601 and 94021546, and Standard Ignition AC21 for the same application. For buyers searching for a Nissan 510 alternator rectifier set, D-12 provides a direct service part reference for 1968, 1969, 1970, 1971, 1972, and 1973 model years.

What It Helps Fix

  • Charging system output problems
  • Alternator diode or rectifier failure
  • Battery warning light concerns related to alternator performance
  • Intermittent charging on a Nissan 510
  • Electrical repair needs in the alternator / generator assembly

Installation Notes and Tips

Verify alternator design and part number match before installation. Inspect related charging-system components, wiring connections, and terminals for heat damage or corrosion during service. Confirm fitment against the vehicle year and application details for your Nissan 510 before replacing the rectifier set.

Quality Assurance

Standard Ignition supplies electrical service parts for charging and starting system repairs. This D-12 rectifier set is a non-chemical, non-battery component and does not require SDS documentation.

This part fits 6 vehicles
Always verify fitment with your vehicle's VIN if unsure. Submodel & trim restrictions may apply.
YearMakeModelPositionNotes
1973Nissan510N/A
1972Nissan510N/A
1971Nissan510N/A
1970Nissan510N/A
1969Nissan510N/A
1968Nissan510N/A
Directly replaces or cross-references 5 part numbers
Cross-reference numbers are provided for identification purposes only. Always confirm fitment before ordering.
Standard Ignition — AC21Standard Ignition — D-1223230E660194021546SC120