Description
Dwyer F7-SS2 Vertical Level Switch Overview
The Dwyer F7-SS2 is a heavy-duty vertical level switch engineered for reliable liquid level detection in demanding HVAC, hydronic, and industrial process applications. Constructed with a 316 stainless steel stem and float, this switch delivers exceptional corrosion resistance and long-term durability in harsh or chemically aggressive media environments.
Key Features
- 316 stainless steel stem and float construction for superior corrosion resistance
- 1/8″ Male NPT mounting connection for easy installation in tanks, vessels, and piping systems
- 300°F (149°C) maximum temperature rating for high-temperature process compatibility
- 450 PSIG maximum pressure rating for high-pressure system applications
- Vertical mounting orientation for straightforward tank-top or pipe installation
- Compact, rugged design suited for tight installation spaces
Application Suitability
The F7-SS2 is ideal for use in boiler systems, hydronic heating equipment, condensate management, water treatment, and general industrial fluid control. Its stainless steel wetted materials make it compatible with a wide range of liquids, including water, light oils, and mildly corrosive fluids.
Specifications
- Model: F7-SS2
- Brand: Dwyer Instruments
- Switch Type: Vertical Level Switch
- Stem & Float Material: 316 Stainless Steel
- Mounting Connection: 1/8″ Male NPT
- Maximum Temperature: 300°F (149°C)
- Maximum Pressure: 450 PSIG
- Mounting Orientation: Vertical
Why Choose the Dwyer F7-SS2?
Dwyer Instruments is a trusted name in instrumentation and controls, and the F7-SS2 reflects that legacy of quality. With its all-stainless wetted components, high-pressure and high-temperature ratings, and standard NPT connection, this level switch is a reliable, drop-in solution for professionals who need accurate level switching without compromise.







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