| Chapter Code | Chapter Description |
|---|
| 850161 | AC GENERATORS (ALTERNATORS) |
| 850164 | OF AN OUTPUT EXCEEDING 750 KVA |
| 850211 | GENERATING SETS WITH COMPRESSION-IGNITION INTERNAL COMBUSTION PISTON ENGINES (DIESEL OR SEMI-DIESEL ENGINES) |
| 850213 | OF AN OUTPUT EXCEEDING 375 KVA |
| 850220 | GENERATING SETS WITH SPARK-IGNITION INTERNAL COMBUSTION PISTON ENGINES |
| 850231 | OTHER GENERATING SETS |
| 850410 | BALLASTS FOR DISCHARGE LAMPS OR TUBES |
| 850421 | LIQUID DIELECTRIC TRANSFORMERS |