Aqua-Hot heater replacement systems displayed with logo for authorized service center.

Aqua-Hot Heaters | Replacement Diesel & Electric RV Heating Systems

Find Your Aqua-Hot Heater or Replacement Model

Use the filters on the left (or tap Filters on mobile) to locate your Aqua-Hot heater model. Once selected, you’ll see:

✅ Your current Aqua-Hot model — active or discontinued
🔄 Recommended replacement unit(s) — factory-approved alternatives
🔌 Required harness or pin kits — listed under “For Upgrade”

If your exact unit isn’t listed, choose the closest match to view the recommended factory replacement. Each product page includes lead time, upgrade notes, and technical specifications.

All Aqua-Hot diesel and electric hydronic heaters in this collection are OEM-grade replacements — engineered for consistent performance, quiet operation, and long service life in RVs, buses, and luxury motor coaches.

Diesel engine Model 250D with a compact design and visible control panel features.
Save $179.81
$5,993.62
$5,813.81

Model 250D (Diesel) - (AHE-250-D03)

If your unit is sold out or discontinued, choose your model to see the recommended replacement. Some upgrades also require a harness or pin kit, wh...

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$5,993.62
$5,813.81
Save $179.81
Diesel engine Model 250D with a compact design and visible control panel features.
Save $175.73
$5,857.79
$5,682.06

Model 250D (Diesel) - (AHE-250-D02)

$5,857.79
$5,682.06
Save $175.73
Hydronic heater with a 12 VDC and 110 AC power supply, featuring a 1,000 watt element.
Save $297.14
$4,197.13
$3,899.99

Heater, Hydronic-P 12 VDC 110 AC 1,000 Watt Element 250 P01 (AHU-250-P01)

$4,197.13
$3,899.99
Save $297.14
Hydronic heater with 12 VDC and 110 AC, featuring a 1,000 watt heating element.
Sold out
$5,887.18

Heater, Hydronic-D 12 VDC 110 AC 1,000 Watt Element (AHE-250-D01)

$5,887.18
Sold out
Aqua-Hot Hydronic-D 12V heater with dual electric elements and integrated diagnostics.
Save $1,114.69
$13,010.68
$11,895.99

Aqua-Hot Hydronic-D 67.5K BTU 12V Heater (AHE-675-D04)

The Aqua-Hot Hydronic-D 67.5K BTU 12V Heater (AHE-675-D04) combines diesel and electric heating for maximum comfort and efficiency. Equipped with a...

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$13,010.68
$11,895.99
Save $1,114.69
Aqua-Hot Hydronic-D 60K BTU 12V diesel heater with dual 2000W electric elements for RVs
Sold out
$8,244.00

Aqua-Hot Hydronic-D 60K BTU 12V Heater (AHU-600-D01)

Aqua-Hot Hydronic-D 60K BTU 12V Heater (AHU-600-D01) Intro Paragraph: The Aqua-Hot Hydronic-D 60,000 BTU 12V Heater (part AHU-600-D01) offers depen...

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$8,244.00
Sold out
Hydronic heater with 45.0 K-BTU capacity and 12 VDC power supply.
Sold out
$7,193.00

Heater, Hydronic-D 45.0 K-BTU, 12 VDC 1650 W-EL w/ E-PH, Recon (AHE-450-DE4)

$7,193.00
Sold out
Hydronic heater with a 45.0 K-BTU capacity and 12 VDC power supply.
Sold out
$7,193.00

Heater, Hydronic-D 45.0 K-BTU, 12 VDC 1650 W-EL w/ E-PH (AHU-450-DW3)

$7,193.00
Sold out
Hydronic-D 45.0 K-BTU heater with 12 VDC power and 1650 W electric element visible.
Sold out
$7,193.00

Heater, Hydronic-D 45.0 K-BTU, 12 VDC 1650 W-EL w/ E-PH (AHU-450-DE1)

$7,193.00
Sold out
24 VDC heater with three zones, designed for efficient heating in various applications.
Sold out
$8,139.00

Heater, 24 VDC, 3-Zone, Recon (AHE-200-00S)

If your unit is sold out or discontinued, choose your model to see the recommended replacement. Some upgrades also require a harness or pin kit, wh...

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$8,139.00
Sold out
12 VDC heater with adjustable power from 2 to 2000 watts in a compact design
Sold out
$7,876.00

Heater, 12 VDC, 2-2000 W-EL, Recon (AHE-130-04X)

$7,876.00
Sold out
Three-zone heater with two elements designed for 12 VDC, featuring a beaver and recon design.
Sold out
$8,139.00

3-Zone Heater, 12 VDC, 2-Element, Beaver, Recon (AHE-130-01X)

$8,139.00
Sold out
3-zone heater with two elements, designed for 12 VDC, featuring a beaver and recon style.
Sold out
$8,139.00

3-Zone Heater, 12 VDC, 2-Element, Beaver, Recon (AHU-130-00X)

$8,139.00
Sold out
3-zone 12 VDC heater with two heating elements by Newell Recon model AHE-120-00X
Sold out
$8,139.00

3-Zone Heater, 12 VDC, 2-Element, Newell, Recon (AHE-120-00X)

$8,139.00
Sold out
Three-zone heater with a 12V engine, featuring a rugged design for outdoor use.
Sold out
$7,088.00

3-Zone Heater w/ 12V Engine, Recon (AHE-101-000)

$7,088.00
Sold out
Hydronic-D 45.0 K-BTU 12 VDC 1650 W electric hydronic heater unit.
Sold out
$7,058.99

Heater, Hydronic-D 45.0 K-BTU 12 VDC 1650 W-EL (AHE-400-D01)

⚠️ Manufacturer Special Order – Final SaleThis product is ordered directly from the manufacturer and is non-returnable.By purchasing this item, you...

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$7,058.99
Sold out
12 VDC heater with a 1650 W EL inner coil, featuring a compact design for easy installation.
Sold out
$7,193.00

12 VDC Heater, 1-1650 W EL Inner DW Coil Recon (AHE-100-04S)

$7,193.00
Sold out
12 VDC heater with a coil design, suitable for various heating applications.
Sold out
$8,012.00

12 VDC Heater, 1-1650 W EL Inner DW Coil Recon (AHE-100-03S)

$8,012.00
Sold out
3-zone 12 VDC heater with two-piece recon cover in black and gray colors
Sold out
$7,072.00

3-Zone Heater w/ 2 piece cover, Recon, 12 VDC (AHE-100-02S)

$7,072.00
Sold out
A compact 3-zone heater with a sleek design for 12 VDC applications.
Sold out
$8,500.00

3-Zone Heater, Recon, 12 VDC (AHE-100-01S)

$8,500.00
Sold out
12 VDC heater with three heating zones, designed for automotive use, recon model AHE-100-00S
Sold out
$7,509.00

Heater, AH, 12 VDC, 3-Zone, Recon (AHE-100-00S)

$7,509.00
Sold out
Aqua-Hot Hydronic-D heater with dual electric elements and durable design for RVs and buses.
Sold out
$11,424.99

Aqua-Hot Hydronic-D 67.5K BTU 12V Heater (AHE-675-D03)

The Aqua-Hot Hydronic-D 67.5K BTU 12V Heater (AHE-675-D03) is a powerful OEM heating system combining diesel efficiency with dual electric elements...

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$11,424.99
Sold out
Aqua-Hot Hydronic-D 60K BTU 12V diesel heater with dual electric elements and compact design
Sold out
$10,715.99

Aqua-Hot Hydronic-D 60K BTU 12V Heater (AHE-600-D03)

The Aqua-Hot Hydronic-D 60,000 BTU 12V Heater (part AHE-600-D03) delivers powerful, reliable diesel heating with dual 2000-watt electric elements a...

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$10,715.99
Sold out
Hydronic-P heater with 51.5 K-BTU output, 12VDC power, and 1650 watts electric heating.
$5,951.08

Heater, Hydronic-P 51.5 K-BTU 12VDC 1650 W-EL (AHE-400-P01)

⚠️ Manufacturer Special Order – Final SaleThis product is ordered directly from the manufacturer and is non-returnable.By purchasing this item, you...

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$5,951.08
Hydronic heater with a 45.0 K-BTU capacity and 12 VDC power supply.
$7,058.99

Heater, Hydronic-D 45.0 K-BTU 12 VDC 1650 W-EL (AHE-400-DW1)

⚠️ Manufacturer Special Order – Final SaleThis product is ordered directly from the manufacturer and is non-returnable.By purchasing this item, you...

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$7,058.99
12 VDC heater with two heating elements and a compact design for vehicle use
Sold out
$8,086.00

Heater, 12 VDC, 2-Element, Recon (AHE-130-03X)

$8,086.00
Sold out
Hydronic heater with a 37.5 K-BTU output and 12VDC power supply.
Save $231.53
$5,631.52
$5,399.99

Heater, Hydronic-D 37.5 K-BTU 12VDC 1500 W-EL

⚠️ Manufacturer Special Order – Final SaleThis product is ordered directly from the manufacturer and is non-returnable.By purchasing this item, you...

View full details
$5,631.52
$5,399.99
Save $231.53

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