Product Overview The SD500-LK Silent Knight Conversion Kit is designed to upgrade an SD500-PS single-action pull station into an SD500-PSDA dual-action model. This kit adds the required dual-action mechanism, requiring users to push and then pull the handle, enhancing activation security and reducing accidental alarms. It provides a simple, effective way to modify existing installations without replacing the entire pull station. Key Features - Converts SD500-PS single-action pull stations into SD500-PSDA dual-action units - Adds dual-action lift mechanism for increased activation reliability - Cost-effective upgrade option for existing installations - Simple installation process
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