Sets using Pole Reverser / Polarity Switch with Center Part [Complete Assembly]

×1

5120-1

Service Packs → Technic

×1

6484-1

Town → Classic Town

×4

8082-1

Technic → Universal Building Set

×2

8480-1

Technic

×1

9665-1

Educational and Dacta

×1

970653-1

Educational and Dacta → Service Packs