The PSP1 System Sensor SUP Switch Plug-In is a must-have for efficient and safe fire alarm systems. With its reliable and easy-to-use plug-in feature, it guarantees quick and hassle-free installation. Additionally, its innovative design ensures accurate and timely fire detection. Upgrade your fire safety measures with the PSP1 System Sensor SUP Switch Plug-In today.

System Sensors PSP1 plug-in switch is a special application supervisory switch designed for applications where no other type of listed valve supervisory switch can be installed. The PSP1 is to be used on non-rising stem gate valves and ball and angle valves. The unit is approved for Class A and Class B circuits. The PSP1 consists of a rugged rain tight metal housing. With its NEMA 3 rated housing and water-resistant cord, the PSP1 may be used in either indoor or outdoor applications

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