The Dwyer Instruments SFI-300SS-1-1/2 is a high-quality sight flow indicator designed for reliable flow monitoring in industrial process systems. Constructed with a 316 stainless steel body and featuring a double window with a rotating impeller, this flowmeter provides clear visual confirmation of flow and is built to withstand demanding environments.
Key Features & Highlights
- Double window design with rotating impeller for easy flow observation from multiple angles.
- 316 stainless steel body offers excellent corrosion resistance and durability.
- 1-1/2″ NPT threaded connections for simple installation in existing piping systems.
- Removable window allows for quick service and replacement of wearing parts.
- Safety tested to ensure long, dependable service at an economical price.
Typical Applications
This sight flow indicator is ideal for monitoring flow in cooling water lines, lubrication systems, chemical processing, and other industrial fluid systems where visual verification of flow is essential.





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