Rapidrop Supervisory Switch (Model RD-OSY2) is a specialized device designed to monitor the open and closed position of an outside screw and yoke (OS&Y) valve. This robust and reliable switch is essential for ensuring the proper operation of fire protection systems, providing immediate alerts in the event of unauthorized or accidental valve closure. Ideal for use in commercial and industrial fire protection systems, the RD-OSY2 ensures continuous system readiness and compliance with safety standards.Rapidrop Pressure Switch (Model RDPS10) is a high-quality device designed to monitor system pressure in fire protection systems. This pressure switch provides reliable performance in detecting changes in system pressure, triggering alerts or system responses when preset pressure thresholds are reached. The RDPS10 is essential for ensuring the integrity and responsiveness of fire protection systems in various commercial and industrial applications.