Description
The Taco Comfort Solutions IFSWSBF-1 is a NEMA 4-rated brass flexible flow switch engineered for dependable flow detection in hydronic heating and cooling systems. Designed to confirm the presence or absence of liquid flow in piping, this switch helps protect pumps, boilers, and other hydronic equipment from dry-run conditions and flow-related faults.
Key Features
- NEMA 4 enclosure rating — provides protection against windblown dust, rain, splashing water, and hose-directed water, suitable for indoor and outdoor installations
- Brass body construction — offers excellent corrosion resistance and long service life in wet hydronic environments
- Flexible paddle design — accommodates a range of pipe sizes and flow conditions for versatile installation
- Reliable switching action — provides accurate flow/no-flow signal to protect system components and support control sequences
- Trusted Taco Comfort Solutions engineering — built to the quality standards expected in professional hydronic and HVAC applications
Applications
- Hydronic heating and cooling systems
- Boiler and chiller flow verification
- Pump protection and interlock circuits
- Commercial and residential HVAC piping
Why Choose the Taco IFSWSBF-1?
Taco Comfort Solutions has been a trusted name in hydronic system components for decades. The IFSWSBF-1 combines a weatherproof NEMA 4 enclosure with a durable brass wetted body, making it a reliable choice for both new installations and retrofit projects. Its flexible paddle accommodates varying flow conditions, reducing the need for multiple SKUs across different pipe sizes. Whether you’re protecting a boiler from low-flow conditions or interlocking a circulator pump with a zone valve, the IFSWSBF-1 delivers the dependable switching performance that hydronic professionals demand.







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