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The Potter Electric Signal VSR3 is a 3" vane-type water flow switch designed to detect the flow of water in fire protection systems. This switch activates when water flow is detected, signaling the fire alarm system. The retard feature ensures that minor fluctuations in water flow do not cause false alarms, making it a reliable solution for water-based fire protection systems. Its durable construction ensures long-lasting performance in both residential and commercial settings.
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