AMERELLE Switch Guards (2-Pack) SG1 - The Home Depot
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AC903S - AS-Interface safety switch with guard locking - ifm
Clear Light Switch Guards, 3 - Pack | Toggle Style | Child Safety Cover | Light Switch Protection | Two Levels of Security | Home and Office - Wall Light Switches - Amazon.com
Machine Guarding Solutions in USA and Canada - Satech STRONG Series
HomeStar Safety Light Switch Guard and Cover (Double Rocker or Dimmer Style) | eBay
Safety Switch | USA
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SAFETY DEVICES - www.safety-guards.com
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Safety Interlock Switches – Medital
Microswitches for safety guards of metal working machinery
440N-G02099 Allen Bradley Guardmaster | Allen Bradley Guardmaster 440N Series Magnetic Non-Contact Safety Switch, 24V dc, Plastic Housing, 2NC, 6-Pin Micro QD | 751-0923 | RS Components