CPI’s line of sealed roller ball switches are made of 100% stainless steel and boast a patented sealing mechanism that makes them 100% waterproof over millions of cycles. Variations including custom mounting for PCB’s or extended temperature range operation with our J4 B series models. All our ball switches come with pre-integrated and sealed leads in specifiable lengths, and can be ordered in normally open/closed configurations. Extended temperature switch versions are rated to operate from -40F to 302F. Click below to find out more: Datasheet J4 Series More Products Enquire Now