AQUA HOT

SYSTEM, 125D MODULAR DIESEL HYDRONI

Name: SYSTEM, 125D MODULAR DIESEL HYDRONI
Brand: AQUA HOT
SKU: A0EC AHM-125-D03-S
Price: 3277.55 USD
Availability: InStock

$3,277.55

SKU: A0EC AHM-125-D03-S

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Ships in 4–6 weeks

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Non-Returnable Item

DIY PRO SHOP

Moderate — 2–4 hours

Description

The Aqua-Hot 125D is a compact hydronic heating system for Class B RVs, providing both interior heating and continuous hot water. It operates on diesel fuel or shore power, features high-altitude readiness up to 16,000 feet, and delivers 110-120°F water at 0.8 gallons per minute. The system includes an LCD touchscreen controller for managing up to three independent heating zones.

Fitment

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Specifications

Brand	AQUA HOT
Part Number	A0EC AHM-125-D03-S

Videos

Aqua-Hot Gen1 Installation Video with Sarah Yak

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Why DIY Hydronic Heating Systems Fail (I've Made Almost Every Mistake)

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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