Sail Switch for Suburban Furnace Low Air Flow 230509, 233356 NT/SF Series 525024

Sail Switch for Suburban Furnace Low Air Flow

This sail switch for Suburban furnace low air flow is a genuine replacement part that detects airflow in NT/SF series furnaces, with OEM cross references 230509 and 233356.

Overview

This sail switch for Suburban furnace low air flow monitors air movement to ensure safe furnace operation. Designed specifically for NT and SF series Suburban furnaces, this switch replaces OEM part numbers 230509 and 233356.

Built For Performance

• Precision-calibrated to detect low air flow
• Durable metal arm and switch housing
• Direct replacement for Suburban NT/SF series
• Quick and easy installation with standard wiring
• Reliable safety cutoff for your furnace

Fits These Machines

• for Suburban NT Series Furnace
• for Suburban SF Series Furnace

On-The-Job Use

• Replacing a faulty sail switch in an RV furnace
• Restoring safe operation of Suburban low air flow systems
• DIY maintenance of NT and SF series furnaces

Specs At A Glance

Good To Know

Q: How do I test if my sail switch is bad? A: Use a multimeter to check continuity; if the switch does not close when air flows, it needs replacement.

Q: Will this work with Suburban SF-20 furnace? A: This switch is designed for NT and SF series Suburban furnaces; confirm your furnace model number matches before ordering.

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