Sail Switch Furnace Low Air Flow Switch SF Furnaces For Suburban 232261, 233382

Low Air Flow Switch (Sail Switch) for Suburban

This low air flow switch (sail switch) for Suburban furnaces detects airflow and ensures safe operation, compatible with OEM part numbers 232261 and 233382.

Overview

This low air flow switch is designed for Suburban SF series furnaces to monitor air movement and prevent unsafe operation. When airflow drops, the switch signals the furnace to shut down, protecting the system. Ideal for RV and mobile home furnace applications, this low air flow switch replaces OEM 232261 and 233382.

Built For Performance

• Snap-action design provides quick response to airflow changes
• Rugged construction withstands furnace temperature and vibration
• Pre-calibrated set point ensures reliable shut-off
• Direct replacement for Suburban OEM part numbers 232261 and 233382
• Compact size fits existing mounting brackets

On-The-Job Use

• Used in Suburban RV furnaces to detect low airflow
• Commonly installed in mobile home heating systems
• Essential safety switch for gas-fired forced air furnaces
• Replaces worn or failed sail switches in similar applications

Specs At A Glance

Good To Know

Q: Will this sail switch work in any Suburban furnace model? A: It is designed for SF series furnaces, but always confirm your specific model and OEM part number. Check the existing switch for compatibility.

Q: How do I test if the switch is faulty? A: Use a multimeter to check for continuity when airflow is present. No continuity indicates a failed switch that should be replaced.

Slight variation in finish or dimensions may occur between production runs, and fit can depend on serial number, so confirm compatibility before ordering.