Power Cord for Necchi Supernova

Double-lead cord with connections for power and foot control

Verified November 2026

Which one do you have?

You need: 127N / 778 / WC20

You need: 127N is not confirmed for this one. A repair shop can re-cord the original plug.

Cheaper aftermarket part

Necchi double lead cord, 4 pin or 3 pin

4 pin 127N / 778 / WC20, or 3 pin 714 or 32-715

Aftermarket cords exist for both socket styles.

Check first: Count the contacts in your socket. Both counts are listed for this model. Read the motor plate for voltage.

Exact part

127N

Other parts listed for this model: 778, WC20

Device end: Sold as 4 pin. One owner reports three contacts in a straight line on his Supernova, with the socket under the rear corner of the bed, facing down.
Wall end: US plug on US-market cords

Voltage, Current, Polarity not confirmed. Read the label on your item.

Counting on 'Supernova' alone, when sellers note the cord style changed through production and at least one owner has a 3-contact plug.