Are 3 and 4 prong dryer cords interchangeable?

Since the amendment of the Code, new dryer sockets have to be wired with separate neutral wires and ground wires. These sockets have four slots and will accept only 4 electric cords. Owners of older dryers with 3 cords are sometimes perplexed when moving to a house that has a more recent 4-lot grip.


Link copied to

Get Virtual or In-Home Service

  1. Free expert virtual diagnosis

  2. $50 for a remote fix. No fix? No charge.

  3. Get a pro to help in person