RSW-21 SERIES Roller Ball Switch
Owner’s Manual
- Hardened stainless steeel ball
- 3mm pre-travel stroke
- Available in SPST or SPDT
Application
The RSW-21 is a roller ball type switch for a closed circuit application using a hardened stainless steel ball. It fits into a ¾” drilled hole for recessed mounting. The 5/8” diameter stainless steel ball’s overall travel stroke of 6.2mm allows for only 3mm operating stroke. Operating force is 400-500g. Lead wires are #22 and 25” long.
Dimensions

Specifications
| Model | Color | Stock Number | Contact | Contact Rating | Contact Type | Max. Carry Current | Max. Switching Current | Breakdown Voltage | Operating Force | Pre-Travel Stroke | Overall Stroke |
| RSW-21 | Ivory | 4430003 | 22AWG 25.. /ad | IOVA | Form A N.O. | 1.0 Amp | .4 Amp | 200VDC | 400-500g | 3mm ± 1mm | 5.2mm ± .5mm |
| Gray | 4430006 | ||||||||||
| Brown | 4430005 | ||||||||||
| RSW-2 I B | Ivory | 4430007 | 3VA | Form CN.OJN.C. | .5 Amp | .2 Amp |
Potter Electric Signal Company, LLC
St. Louis, MO
Tech Support: 866-956-1211 / Customer Service: 866-572-3005
www.pottersignal.com
firealarmresources.com


















