36680 36133 31377 Sail Switch Furnace LowAirFlow Hydro Flame for Atwood

This Sail Switch is a low air flow switch for Hydro Flame furnaces, compatible with Atwood models 36680, 36133, and 31377 and matches OEM Part# 36680, 36133, 31377.

Product Overview

This sail switch detects low air flow in Hydro Flame RV furnaces. It is a direct replacement for Atwood models 36680, 36133, and 31377. Used in mobile home and recreational vehicle heating systems, it ensures safe operation.

Key Features & Performance

• Accurate low air flow detection
• Direct replacement for original Atwood switches
• Easy plug-in or screw terminal installation
• Durable construction for long life
• Ensures furnace safety shutdown on low airflow

Fitment & Compatibility

• Atwood 36680
• Atwood 36133
• Atwood 31377

Common Uses

• RV furnace air flow monitoring
• Mobile home heating systems
• Hydro Flame brand furnace repair
• Replacement of faulty sail switches in campers

Technical Specifications

• Part Number(s): 36680, 36133, 31377
• Type: Low air flow sail switch
• Material: Plastic and metal components

Frequently Asked Questions

Q: Is this sail switch compatible with my Hydro Flame furnace? A: It fits Atwood models 36680, 36133, and 31377; check your furnace model plate before purchase.

Q: How does the sail switch prevent unsafe operation? A: It detects insufficient airflow and opens the circuit, causing the furnace to shut down as a safety measure.

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