Potter VS-G 2 1/2" Low Flow Vane Type Waterflow Switch with Retard

For reliable, early detection in wet-pipe and water-mist fire protection systems, the Potter Electric Signal, LLC VS-G 2 1/2" low flow waterflow switch delivers dependable monitoring where low-flow alarms are required. This waterflow switch activates at just 3 gallons per minute (11.4 LPM), giving security and facilities teams quicker notification of water movement while minimizing nuisance trips. An easy-to-set electronic retard (0–90 seconds) allows precise tuning to your hydraulic conditions, helping prevent false alarms caused by pressure surges.

Designed to install in 2" to 4" stainless steel or brass pipe sections, the VS-G includes two DPDT relay outputs for seamless integration with fire alarm control panels, building management, and security monitoring systems. Weatherproof construction and clear terminal labeling speed installation and reduce service time. Backed by a 5-year limited warranty, this Potter Electric waterflow indicator is built for mission-critical fire and security applications. Specify the VS-G for dependable low-flow detection in commercial and industrial fire protection systems—contact your distributor or add to your project BOM today.

• Detects very low flows (activates at 3 GPM) for earlier alarm in wet-pipe and water-mist systems
• Field-adjustable 0–90 second electronic retard reduces false alarms and adapts to system dynamics
• Universal fit for 2" to 4" pipe sections (stainless steel or brass) to simplify installation and inventory
• Two DPDT relay contacts provide reliable integration with fire panels, security monitoring and building management systems
• Weatherproof, rugged construction and a 5-year limited warranty for long-term, low-maintenance operation