Notes about pre-1968 DB class numbers

• Class ET 25: see class 425
• Class ET 27: see class 427
• Class ET 30: see class 430
• Class ET 55: see class 455
• Class ET 56: see class 456
• Class ET 65: see class 465
• Class ET 91: see class 491
• Classes ETA 150, ETA 176: see battery railcars

Notes about 1968-1992 DB class numbers

• Classes 515, 517: see battery railcars

Notes about post-1992 DB/DR/DB AG class numbers

• Class 515: see battery railcars

Apart from that, all DB AG museum electric railcars/trainsets/multiple units are for internal purposes included in classes 488 and 588, but these numbers are usually not inscribed on the vehicles' exteriors.

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