Ignitions and Electrical› Wiring Components

M.C.ENTERPRZ

AFM LOW AIR FLOW SAIL SWITCHDOMETIC 31377PRV

$23.56

SKU: M063 31377MC

In Stock
In Stock
Ships by Jun 19
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Beginner — under 30 min

Description

The M.C. Enterprises 31377MC is an Atwood furnace sail switch designed to replace Dometic part number 31377. This low air flow sail switch is a critical safety component that ensures proper airflow for reliable ignition by detecting 75% of motor RPMs before ignition. It is compatible with select Atwood Everest and Excalibur furnaces.

The switch features screw terminals and a 1800-watt capacity. This durable design is engineered for performance and longevity in demanding RV conditions and is proudly made in the USA, backed by a limited 1-year warranty.

Fitment

Fitment Guaranteed

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Log your build in the MOTORMIA app and we’ll guarantee this part fits your exact setup — or your money back, return shipping covered.

Available on iOS & Android

Specifications

BrandM.C.ENTERPRZ
Part NumberM063 31377MC

Buy with Confidence

Built for enthusiasts. Every order is backed by our 30 day return window on eligible items. Unused and uninstalled products may be returned with approved RMA and no restocking fees when received in new condition. Orders placed through the MOTORMIA app with a complete build qualify for our Fitment Guarantee — free return shipping if the part doesn’t fit your exact setup. The guarantee covers fit only; installation must follow manufacturer instructions, and we recommend a qualified shop for parts marked Difficulty 4–5.

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