Roller Ball Switch Ivory Also Available in Gray The RSW-21 is a roller ball type switch for a closed circuit application using a hardened stainless steel ball. It fits into a drilled hole for recessed mounting. The 5/8" diameter stainless steel balls overall travel stroke of 6.2mm allows for only 3mm operating stroke. Operating force is 400-500g. Lead wires are #22 and 25 long.
