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Aqua-Hot Heaters

Aqua-Hot Heaters

Find Your Aqua-Hot Heater or Replacement

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

  • ✅ Your heater model (active or discontinued)
  • 🔄 Recommended replacement unit(s) if your model is no longer available
  • 🔌 Any required harness or pin kits listed under “For Upgrade”

If you don’t see your exact unit, choose the closest match to view the factory-recommended replacement. Each product page also shows lead time and upgrade notes.

Heater, HH 12 VDC w/o Engine Preheat (HHE-700-07N)
Sold out
$13,460.60

Heater, HH 12 VDC w/o Engine Preheat (HHE-700-07N)

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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$13,460.60
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Heater, HH 12 VDC w.o Engine Preheat (HHE-700-06N)
Sold out
$13,460.60

Heater, HH 12 VDC w.o Engine Preheat (HHE-700-06N)

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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$13,460.60
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Heater, HH 12 VDC w/o Engine Preheat (HHE-700-05N)
Sold out
$14,483.85

Heater, HH 12 VDC w/o Engine Preheat (HHE-700-05N)

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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$14,483.85
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Heater, HH 12 VDC w/o Engine Preheat (HHE-700-04N)
Sold out
$14,244.80

Heater, HH 12 VDC w/o Engine Preheat (HHE-700-04N)

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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$14,244.80
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Heater, HH 12 VDC w/o Engine Preheat (HHE-700-03N)
Sold out
$14,189.90

Heater, HH 12 VDC w/o Engine Preheat (HHE-700-03N)

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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$14,189.90
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Heater, HH 12 VDC w/Motoraide (HHE-500-06M)
Sold out
$13,490.65

Heater, HH 12 VDC w/Motoraide (HHE-500-06M)

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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$13,490.65
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Heater, HH 12 VDC w/Motoraide (HHE-500-05M)
Sold out
$14,530.35

Heater, HH 12 VDC w/Motoraide (HHE-500-05M)

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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$14,530.35
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Heater, HH 12 VDC w/Motoraide (HHE-500-04M)
Sold out
$14,402.15

Heater, HH 12 VDC w/Motoraide (HHE-500-04M)

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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$14,402.15
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Heater, HH 12 VDC w/Motoraide (HHE-500-03M)
Sold out
$14,336.70

Heater, HH 12 VDC w/Motoraide (HHE-500-03M)

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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$14,336.70
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Heater, HH 12 VDC w/Engine Preheat (HHE-200-06E)
Sold out
$14,613.70

Heater, HH 12 VDC w/Engine Preheat (HHE-200-06E)

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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$14,613.70
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Heater, Hh 12 VDC w/Engine Preheat (HHE-200-05E)
Sold out
$15,625.10

Heater, Hh 12 VDC w/Engine Preheat (HHE-200-05E)

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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$15,625.10
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Heater, HH 12 VDC w/Engine Preheat (HHE-200-04E)
Sold out
$15,502.25

Heater, HH 12 VDC w/Engine Preheat (HHE-200-04E)

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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$15,502.25
Sold out
Heater, HH 12 VDC w/Engine Preheat (HHE-200-03E)
Sold out
$15,439.55

Heater, HH 12 VDC w/Engine Preheat (HHE-200-03E)

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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$15,439.55
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Heater, HH 12 VDC w/Motoraide (HHE-103-NM0)
Sold out
$14,367.40

Heater, HH 12 VDC w/Motoraide (HHE-103-NM0)

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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$14,367.40
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Heater, HH 12 VDC w/Engine Preheat (HHE-103-E00)
Sold out
$14,367.40

Heater, HH 12 VDC w/Engine Preheat (HHE-103-E00)

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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$14,367.40
Sold out
Heater, HH 12 VDC w/Motoraide Newmar (HHE-102-NM0)
Sold out
$18,109.20

Heater, HH 12 VDC w/Motoraide Newmar (HHE-102-NM0)

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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$18,109.20
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Heater, HH 12 VDC w/Engine Preheat Monaco (HHE-102-EMC)
Sold out
$14,334.00

Heater, HH 12 VDC w/Engine Preheat Monaco (HHE-102-EMC)

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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$14,334.00
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Heater, Hh 12 VDC w/Engine Preheat Foretravel (HHE-102-EFT)
Sold out
$13,248.95

Heater, Hh 12 VDC w/Engine Preheat Foretravel (HHE-102-EFT)

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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$13,248.95
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Heater, HH 12 VDC w/Engine Preheat Fleetwood (HHE-102-EFL)
Sold out
$13,248.95

Heater, HH 12 VDC w/Engine Preheat Fleetwood (HHE-102-EFL)

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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$13,248.95
Sold out
Heater, HH 12 VDC w/Engine Preheat (HHE-102-E00)
Sold out
$15,458.20

Heater, HH 12 VDC w/Engine Preheat (HHE-102-E00)

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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$15,458.20
Sold out
Heater, HH 12 VDC w/Engine Preheat (Original HH) (HHE-101-E00)
Sold out
$18,109.20

Heater, HH 12 VDC w/Engine Preheat (Original HH) (HHE-101-E00)

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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$18,109.20
Sold out
Aqua-Hot Hydronic Heater (431/12)
Sold out
$0.00

Aqua-Hot Hydronic Heater (431/12)

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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$0.00
Sold out
Heater,HH 12VDC 1650 W-EL Inner DW-Coil w/Motoraid (HHE-500-09M)
Sold out
$9,040.95

Heater,HH 12VDC 1650 W-EL Inner DW-Coil w/Motoraid (HHE-500-09M)

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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$9,040.95
Sold out
Heater, HH 12 VDC 1650 W-EL Inner DW-Coil w/Motoraide (HHE-500-08M)
Sold out
$9,384.20

Heater, HH 12 VDC 1650 W-EL Inner DW-Coil w/Motoraide (HHE-500-08M)

This unit has been discontinued. Please see the replacement listed under ‘For Upgrade.’

$9,384.20
Sold out
Heater, HH 12 VDC w/Motoraide (HHE-500-07M)
Sold out
$17,175.05

Heater, HH 12 VDC w/Motoraide (HHE-500-07M)

This unit has been discontinued. Please see the replacement listed under ‘For Upgrade.’

$17,175.05
Sold out
Heater, HH 12 VDC 1650 W-EL Inner DW-Coil w/Engine PH (HHE-200-09E)
Sold out
$9,487.05

Heater, HH 12 VDC 1650 W-EL Inner DW-Coil w/Engine PH (HHE-200-09E)

This unit has been discontinued. Please see the replacement listed under ‘For Upgrade.’

$9,487.05
Sold out
Heater, HH 12 VDC 1650 W-EL Inner DW-Coil w/Engine PH (HHE-200-08E)
Sold out
$9,816.00

Heater, HH 12 VDC 1650 W-EL Inner DW-Coil w/Engine PH (HHE-200-08E)

This unit has been discontinued. Please see the replacement listed under ‘For Upgrade.’

$9,816.00
Sold out
Heater, HH 12 VDC w/Engine Preheat (HHE-200-07E)
Sold out
$18,303.60

Heater, HH 12 VDC w/Engine Preheat (HHE-200-07E)

$18,303.60
Sold out
Heater, AH 12 VDC 2-Element Recon (AHE-120-03X)
Sold out
$8,086.00

Heater, AH 12 VDC 2-Element Recon (AHE-120-03X)

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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$8,086.00
Sold out
Heater, AH 12 VDC 2-Element Recon (AHE-120-04X)
Sold out
$8,086.00

Heater, AH 12 VDC 2-Element Recon (AHE-120-04X)

$8,086.00
Sold out
Model 250D (Diesel) - (AHE-250-D03)
Save $222.73
$5,722.72
$5,499.99

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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$5,722.72
$5,499.99
Save $222.73
Model 250D (Diesel) - (AHE-250-D02)
Save $222.73
$5,722.72
$5,499.99

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

$5,722.72
$5,499.99
Save $222.73
125D Diesel Hydronic Ultra-Compact Hydronic Heating (AHE-125-DN2)
Save $211.38
$4,707.37
$4,495.99

125D Diesel Hydronic Ultra-Compact Hydronic Heating (AHE-125-DN2)

$4,707.37
$4,495.99
Save $211.38
Heater, Hydronic-P 12 VDC 110 AC 1,000 Watt Element 250 P01 (AHU-250-P01)
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
Heater, Hydronic-D 12 VDC 110 AC 1,000 Watt Element (AHE-250-D01)
Sold out
$5,887.18

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

$5,887.18
Sold out
125G Gas Hydronic 2/Electric Element (AHE-125-GN1)
Save $211.38
$4,707.37
$4,495.99

125G Gas Hydronic 2/Electric Element (AHE-125-GN1)

$4,707.37
$4,495.99
Save $211.38

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