Electronic Wakaho Model 4C-316B Sewing Machine Foot Pedal Controller 3 Prong

Electronic Model 4C-333BL Sewing Machine Foot Pedal Controller Speed Controller

Electronic Model 4C-316B Sewing Machine Foot Pedal Speed Control 3 Pin

Wakaho Electric Speed Controller Sewing Machine Foot Pedal Model 4C-316B 3 Prong

Matsushita Electronic Sewing Machine Model 4C-316B Foot Pedal Speed Control

Electronic/Matsushita Sewing Machine Foot Pedal Speed Controller Model 4C-316B

Brother Model 4c - 316B Sewing Machine Foot Control Pedal possibly the 60'S

ELECTRONIC MODEL 4C-316B SEWING MACHINE FOOT PEDAL 3-PRONG SPEED CONTROLLER!