233100 SB233100 Sail Switch for Suburban Furnace Low Air Flow NT Series 525028

Product Overview

This sail switch monitors air flow in Suburban furnaces to ensure proper combustion and safe operation. Designed for Suburban NT Series and other compatible models, it activates when air flow drops below safe levels. This replacement part is essential for maintaining your RV or mobile home furnace.

Key Features & Performance

• Detects low air flow to prevent unsafe furnace operation
• Direct replacement for Suburban part numbers 233100, SB233100, and 525028
• Easy to install with existing wiring and mounting points
• Durable construction for long-lasting performance in RV environments
• Precision calibrated to factory specifications

Fitment & Compatibility

• Suburban NT Series furnaces
• Suburban SF and SH Series (verify compatibility)
• Compatible with many RV and mobile home furnace models using sail switch design

Common Uses

• Replacement of failed sail switches in Suburban RV furnaces
• Maintenance of forced air heating systems in travel trailers and motorhomes
• Restoring safe operation of propane furnaces when air flow is restricted

Technical Specifications

• Part Number(s): 233100, SB233100, 525028
• Type: Sail Switch (Low Air Flow)
• Compatible Systems: Suburban Furnaces
• Material: Metal and plastic composite

Frequently Asked Questions

Q: How do I know if my Suburban furnace sail switch is bad? A: Common signs include the furnace starting then shutting down quickly, or the blower running without ignition. A multimeter can test continuity across the switch.

Q: Is this sail switch adjustable? A: No, it is a fixed-calibration switch designed to trip at a specific low air flow threshold. Replacement should match original factory settings.

Product appearance and specifications may vary slightly by batch. Compatibility may vary by serial number. Verify fitment before purchase.