Exterior Components› Body Panels and Components

AQUA HOT

COZY III HEAT EXCHANGER

$148.19

SKU: A0EC EXE-103-0EX

Special Order
Special Order
Ships in 4–6 weeks
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Aqua-Hot EXE-103-0EX is a Cozy III Heat Exchanger designed for Aqua-Hot, Hydro-Hot, and Webasto hydronic heating systems. It distributes interior heat within an RV by transferring heat from the system's antifreeze to the cabin air. The unit features dual 12V DC radial fans for quiet and efficient operation.

Fitment

Fitment Guaranteed

Don’t gamble
on fit.

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

BrandAQUA HOT
Part NumberA0EC EXE-103-0EX

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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