Heating and Cooling› Heaters

ULTRA HEAT

TANK HEATER 29-40 GAL. 12

$249.34

SKU: U01J AMM1200

In Stock
In Stock
Ships by Jun 9
Free Shipping
Non-Returnable Item
INSTALL DIFFICULTY
DIY PRO SHOP

Moderate — 2–4 hours

Description

The Ultra Heat AMM1200 RV Holding Tank Heater is designed to prevent freeze-ups in both holding and freshwater storage tanks. It offers standalone protection for RV holding tanks up to 55 gallons, safeguarding them from freezing temperatures as low as -11°F (-24°C) even when fully exposed.

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

BrandULTRA HEAT
Part NumberU01J AMM1200

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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