Sorry, this item sold. Have The1957RetroStore make something just for you, or try these other items:
It has markings that read Singer Sewing Motor Controller, Volts 95-145
Part No. 89480-001. Made in Great Britain. No chips or cracks, it is worn but intact.
I have no way to test this item so it is sold as is. Cords are in excellent condition with long lenght.