99000024 On/Off Switch for Jack F4/F5/F6 Machine

99000024 On/Off Switch for Jack Machine

This on/off switch controls main power to your Jack single needle sewing machine, giving you a reliable start/stop point at the machine head.

Fits

• Jack F4, F5, F6 single needle lockstitch machines

Why Replace It

A worn switch can stick, spark, or fail to cut power cleanly — a safety risk as much as an inconvenience. Swapping it is a quick, low-cost fix versus troubleshooting the whole electrical panel.

अक्सर पूछे जाने वाले प्रश्न

My machine won’t switch off properly — is this the issue?
Yes, a worn internal contact inside the switch is the most common cause of a machine that won’t power off cleanly or needs multiple flips to respond.