Exterior Components› Weatherstripping and Rubber Details

MARSH EXCEL

THERMOPLASTIC STANDARD LP GAS HOSE 7/8IN NUT MALE POL X 1/4IN MALE INVERTED FLAR

$29.17

SKU: M06D MER401-12

In Stock
In Stock
Ships by Jun 20
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Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Beginner — under 30 min

Description

The Marshall Excelsior MER401-12 is a 12-inch flexible LP pigtail excess flow hose designed for propane systems. It features Excess Flow Male POL, 7/8" Nut, and 1/4" Male Inverted Flare connections for secure fittings. This hose is UL and CGA approved, ensuring safety and durability.

With a working pressure of up to 350 psig and a 400 lb pull test rating, the MER401-12 offers reliable performance. It includes fully crimped brass ferrules for leak-free connections.

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.

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Specifications

BrandMARSH EXCEL
Part NumberM06D MER401-12

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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