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Marine and RV Water Heating Products

Marine and RV Water Heating

Discover Versatile Water Heaters for Your Marine and RV Needs

When you're on the road or at sea, having reliable hot water is not just a luxury; it's a necessity. That's where our versatile water heaters come into play. Whether you're in a marine setting or an RV, we've got you covered with a range of solutions that fit your lifestyle perfectly.

Types of Water Heaters

Marine and RV Water Heating

Our water heaters are designed to withstand the unique conditions of marine and RV environments. Enjoy hot showers, clean dishes, and fresh linens wherever your adventures take you.

Read more

Heat Exchangers

Efficient and reliable, our heat exchangers ensure that you get consistent hot water without excessive energy use. Ideal for those who value sustainability and efficiency.

Fuel Options

  • Diesel: Diesel water heaters are perfect for those who prefer fuel-based heating. They are efficient and provide quick heating solutions.
  • Electric: Plug in and enjoy instant hot water with our electric heaters. They are ideal for RV parks and marinas with electrical hookups.
  • Gas: Gas water heaters are popular for their efficiency and ease of use. They are great for off-grid adventures.

Portable or Fixed

Whether you need a portable solution for short trips or a fixed unit for long-term use, we have options that cater to both needs.

Why Choose Our Marine and RV Water Heating

  • Versatility: From diesel to electric, portable to fixed, we offer various options to suit your needs.
  • Efficiency: Our water heaters are designed to provide maximum efficiency, saving you time and energy.
  • Durability: Built to last, our water heaters can withstand the rigours of travel and marine environments.
  • Ease of Use: Simple to install and operate, getting hot water has never been more effortless.

What Our Customers Are Saying

"We've been using the diesel water heater in our RV for over a year now and couldn't be happier. It's efficient and heats water quickly." - Sarah T.

"The electric heater we installed in our boat works like a charm. Hot showers are no longer a luxury!" - Mike R.

Ready to Upgrade Your Hot Water System?

Don't wait any longer! Whether you're upgrading or installing a new system, our versatile water heaters are the perfect solution.

Call to Action

Check out our full range of Marine and RV Water Heating today and find the perfect fit for your needs. [Shop Now]

 

For more information or assistance, feel free to contact our support team. We're here to help you make the best choice for your hot water needs.

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Motor Home Heater D2 Eberspacher Heater control panel with adjustable settings and indicator lights.
Motor Home Heater D2 Eberspacher Heater unit showing sleek design for compact heating solutions. Sale Sale
$2,699.99
$2,699.99 - $2,699.99
$2,699.99
$2,690.99
$2,690.99 - $2,690.99
$2,690.99

Airtronic D2 Motor Home Heater Independent Compact Diesel Heating For RVs Caravans And Boats 12V And 24V

Airtronic
In stock from NZ Supplier

Airtronic D2 Motor Home Heater — Compact Diesel Heating for RVs, Caravans and Boats When you need warmth on the road or at the dock, the Airtronic...

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$2,699.99
$2,699.99 - $2,699.99
$2,699.99
$2,690.99
$2,690.99 - $2,690.99
$2,690.99
Sale Sale
Control panel for Motor Home RV Heater Eberspacher Airtronic D4 for efficient heating control.
Motor Home RV Heater Eberspacher Airtronic D4 showcasing the compact design of the Airtronic heater unit. Sale Sale
$5,199.99
$5,199.99 - $5,199.99
$5,199.99
$5,150.00
$5,150.00 - $5,150.00
$5,150.00

Airtronic D4 Motor Home RV Diesel Heater Compact Quiet Fuel Efficient Off Grid Heating Large Campers

Airtronic
In stock from NZ Supplier

Airtronic D4 Diesel Heater for Motor Homes & RVs Turn cold mornings into welcoming starts with the Eberspächer Airtronic D4, a compact, indepe...

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$5,199.99
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$5,199.99
$5,150.00
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$5,150.00
Sale Sale
Autoterm 2D 12v RV Diesel Heater Single Outlet controller with screws and wiring for installation.
Autoterm 2D 12v RV Diesel Heater Single Outlet with digital controller and ducting. Sale Sale
$1,799.00
$1,799.00 - $1,799.00
$1,799.00
$1,529.00
$1,529.00 - $1,529.00
$1,529.00

Autoterm 2D 12V RV Diesel Heater with Installation Kit Ducting and Controller for Campers Motorhomes

Autoterm
In stock from NZ Supplier

Autoterm Air 2D 12V Diesel Heater with Installation Kit, Ducting and Controller for Campers and Boats When you need dependable warmth in large, of...

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$1,799.00
$1,799.00 - $1,799.00
$1,799.00
$1,529.00
$1,529.00 - $1,529.00
$1,529.00
Sale Sale
Autoterm 4D Diesel Heater only - 24V design, compact unit for efficient heating in vehicles. Sale Sale
$1,649.00
$1,649.00 - $1,649.00
$1,649.00
$1,484.00
$1,484.00 - $1,484.00
$1,484.00

Autoterm 4D Diesel Heater 24V Standalone Heating For Trucks Boats Motorhomes And Cabins

Autoterm
In stock from NZ Supplier

Autoterm 4D Diesel Heater 24V – Standalone Heating for Trucks, Boats, Motorhomes, and Cabins The Autoterm 4D Diesel Heater (24V) is a purpose-buil...

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$1,649.00
$1,649.00 - $1,649.00
$1,649.00
$1,484.00
$1,484.00 - $1,484.00
$1,484.00
Sale Sale
Autoterm 4D Diesel Heater With Single RV Outlet Kit - 24V installation parts, including hose and connectors.
Autoterm 4D Diesel Heater With Single RV Outlet Kit - 24V unit with control panel and accessories.
Sale Sale
$2,249.00
$2,249.00 - $2,249.00
$2,249.00
$2,100.00
$2,100.00 - $2,100.00
$2,100.00

Autoterm 4D Diesel Heater With Single RV Outlet Kit 24V For Large Vehicles Boats Motorhomes And Marine Installations

Autoterm
In stock from NZ Supplier

Autoterm 4D Diesel Heater – Compact 24V Heating Solution for Large Vehicles, Boats, and RV Installations When you need reliable warmth in expansive...

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$2,249.00
$2,249.00 - $2,249.00
$2,249.00
$2,100.00
$2,100.00 - $2,100.00
$2,100.00
Sale Sale
Autoterm Air 2D 12V Air Heater - Heater Only showing a sleek, black diesel-powered air heater unit.
Sale Sale
$1,349.00
$1,349.00 - $1,349.00
$1,349.00
$1,142.00
$1,142.00 - $1,142.00
$1,142.00

Autoterm Air 2D 12V Diesel Powered Air Heater For Vehicles RV Marine Heating Unit

Autoterm
In stock from NZ Supplier

Autoterm Air 2D 12V Air Heater - Heater Only When you need dependable warmth in tight spaces, the Autoterm Air 2D 12V Air Heater — Heater Only del...

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$1,349.00
$1,349.00 - $1,349.00
$1,349.00
$1,142.00
$1,142.00 - $1,142.00
$1,142.00
Sale Sale
Autoterm Air 4D 12V Air Heater - Heater Only, diesel-powered air heater unit for efficient warmth.
Sale Sale
$1,999.00
$1,999.00 - $1,999.00
$1,999.00
$1,799.00
$1,799.00 - $1,799.00
$1,799.00

Autoterm Air 4D 12V Diesel Air Heater Heater Only For RVs Boats And Trucks Ideal For Cabins In Cold Weather

RV & Marine Supplies
In stock from NZ Supplier

Autoterm Air 4D 12V Diesel Air Heater — Heater Only Meet the Autoterm Air 4D 12V Air Heater, a compact diesel-powered heating solution designed to...

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$1,999.00
$1,999.00 - $1,999.00
$1,999.00
$1,799.00
$1,799.00 - $1,799.00
$1,799.00
Sale Sale
Autoterm Comfort Control Panel with LED display and intuitive user interface for heating adjustment.
Sale Sale
$286.99
$286.99 - $286.99
$286.99
$257.00
$257.00 - $257.00
$257.00

Autoterm Comfort Control Panel With LED Display For Diesel Heaters Marine And RV Climate Control

Autoterm
In stock from NZ Supplier

Autoterm Comfort Control Panel with LED Display — Precision Climate Control for Diesel Heaters The Autoterm Comfort Control Panel with LED display...

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$286.99
$286.99 - $286.99
$286.99
$257.00
$257.00 - $257.00
$257.00
Sale Sale
Flow 5D Hydronic Heating System component, Autoterm liquid heater pump unit for vehicle heating.
Sale Sale
$2,449.01
$2,449.01 - $2,449.01
$2,449.01
$2,440.00
$2,440.00 - $2,440.00
$2,440.00

Autoterm Flow 5D Hydronic Diesel Heater 24V for RV Campers

TRUMA
In stock from NZ Supplier

Autoterm Flow 5D Hydronic Diesel Heater 24V for RV Campers The Flow 5D Hydronic Heating System from Autoterm is a compact, diesel-powered solution...

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$2,449.01
$2,449.01 - $2,449.01
$2,449.01
$2,440.00
$2,440.00 - $2,440.00
$2,440.00
Sale Sale
Autoterm Hydronic Fan Matrix 3 Speed 5.9kw side view of the fan and heat exchanger for hydronic heating system
Autoterm Hydronic Fan Matrix 3 Speed 5.9kw with control knobs for thermostatic heating.
Sale Sale
$419.99
$419.99 - $419.99
$419.99
$377.99
$377.99 - $377.99
$377.99

Autoterm Hydronic Fan Matrix 5.9kW 3 Speed Heating Fan for Flow 5D Hydronic System

Autoterm
In stock from NZ Supplier

Autoterm Hydronic Fan Matrix 5.9kW — Quiet, Efficient Heating for Flow 5D Hydronic System The Autoterm Hydronic Fan Matrix 5.9kW is a compact, pur...

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$419.99
$419.99 - $419.99
$419.99
$377.99
$377.99 - $377.99
$377.99
Sale Sale
PCB CB6/6E Combi 6/6E Electronics circuit board replacement for Truma Combi 6E Heater.
Sale Sale
$1,049.00
$1,049.00 - $1,049.00
$1,049.00
$944.00
$944.00 - $944.00
$944.00

CB6 6E Combi Electronics PCB Replacement For Truma 6E Heaters For RVs And Caravans By RV And Marine Supplies

RV & Marine Supplies
In stock from NZ Supplier

PCB CB6/6E Combi 6/6E Electronics — Quality Replacement for the Truma Combi 6E heater, designed as the precise electronics module you need to rest...

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$1,049.00
$1,049.00 - $1,049.00
$1,049.00
$944.00
$944.00 - $944.00
$944.00
Sale Sale
Eberspacher Airtronic D2 Marine Heater component diagram showing internal features and airflow system.
Eberspacher Airtronic D2 Marine Heater compact design showcasing its fuel-efficient features.
Sale Sale
$3,000.00
$3,000.00 - $3,000.00
$3,000.00
$2,890.00
$2,890.00 - $2,890.00
$2,890.00

Eberspacher Airtronic D2 Marine Heater for Boats 12-35 ft Engine Off Warmth Retrofit Friendly Diesel Heating

Eberspacher
In stock from NZ Supplier

The Eberspacher Airtronic D2 Marine Heater is a compact, diesel-powered warmth solution designed for sail and motor boats from 12 to 35 feet. Buil...

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$3,000.00
$3,000.00 - $3,000.00
$3,000.00
$2,890.00
$2,890.00 - $2,890.00
$2,890.00
Sale Sale
Fan Matrix – 2.75Kw 1 Speed Fan With Thermostat front view showing controls and grill design
Sale Sale
$399.99
$399.99 - $399.99
$399.99
$359.00
$359.00 - $359.00
$359.00

Fan Matrix 2.75kW 12V DC Thermostat Heat Exchanger For RVs And Boats By RV Supplies Compact 1 Speed

RV Supplies
In stock from NZ Supplier

The Fan Matrix – 2.75Kw 1 Speed Fan With Thermostat is a compact, 12V DC heat exchanger that combines a single‑speed cooling fan with an integrate...

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$399.99
$399.99 - $399.99
$399.99
$359.00
$359.00 - $359.00
$359.00
Sale Sale
Fan Matrix – 6.05kw 3 x 60mm Duct Outlets 12vdc with three duct outlets for efficient air distribution.
Sale Sale
$349.99
$349.99 - $349.99
$349.99
$335.00
$335.00 - $335.00
$335.00

Fan Matrix 6.05kW 12VDC Powerful Heater With 3 Duct Outlets For Vehicle And Boat Use RV Supplies

RV Supplies
In stock from NZ Supplier

Fan Matrix – 6.05kW, 3 x 60mm Duct Outlets, 12VDC delivers rapid, even heat where you need it most. This compact water-to-air heat exchanger blends...

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$349.99
$349.99 - $349.99
$349.99
$335.00
$335.00 - $335.00
$335.00
Sale Sale
Flow 5D Hydronic Heating System component, Autoterm liquid heater pump unit for vehicle heating.
Sale Sale
$1,999.00
$1,999.00 - $1,999.00
$1,999.00
$1,799.00
$1,799.00 - $1,799.00
$1,799.00

Flow 5D Hydronic Heating System By TRUMA Autoterm 5 kW Diesel Heater For Engine Preheat And Cabin Comfort In RVs

TRUMA
In stock from NZ Supplier

Flow 5D Hydronic Heating System from Autoterm is a compact, diesel-powered hydronic heater engineered to keep engines ready and interiors cozy in ...

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$1,999.00
$1,999.00 - $1,999.00
$1,999.00
$1,799.00
$1,799.00 - $1,799.00
$1,799.00
Sale Sale
Marine Water Heater with Heat Exchanger, 76 L - front view of the stainless steel storage cylinder.
Sale Sale
$2,350.00
$2,350.00 - $2,350.00
$2,350.00
$2,250.00
$2,250.00 - $2,250.00
$2,250.00

Kuuma Marine Water Heater With Heat Exchanger 76 L 20 Gal High Capacity Off Grid For Boaters

Kuuma
in stock

Kuuma Marine Water Heater with Heat Exchanger, 76 Litre (20 Gal) — a dependable, high-capacity hot-water solution designed for life at sea. Built ...

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$2,350.00
$2,350.00 - $2,350.00
$2,350.00
$2,250.00
$2,250.00 - $2,250.00
$2,250.00
Sale Sale
Kuuma Water Heater -23L Front and Rear Mounts for marine use, featuring stainless steel design and efficient water heating.
Sale Sale
$1,350.00
$1,350.00 - $1,350.00
$1,350.00
$1,285.00
$1,285.00 - $1,285.00
$1,285.00

Kuuma Water Heater 23L Front And Rear Mounts For Boats Offshore Marine Hot Water System

Kuuma
in stock

Experience dependable onboard comfort with the Kuuma Water Heater — a marine hot water system designed for life at sea. With a ~23-liter capacity ...

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$1,350.00
$1,350.00 - $1,350.00
$1,350.00
$1,285.00
$1,285.00 - $1,285.00
$1,285.00
Sale Sale
Kuuma Water Heater -23L Side Mounts with multiple connections and heat exchanger features.
Sale Sale
$1,350.00
$1,350.00 - $1,350.00
$1,350.00
$1,290.00
$1,290.00 - $1,290.00
$1,290.00

Kuuma Water Heater 23L Side Mount Marine System For Boats 1500W Quick Hot Water With Space Saving Design

Kuuma
In stock from NZ Supplier

Meet the Kuuma Water Heater -23L Side Mounts, a purpose-built marine hot-water solution designed for boats where space is as precious as heat. Wit...

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$1,350.00
$1,350.00 - $1,350.00
$1,350.00
$1,290.00
$1,290.00 - $1,290.00
$1,290.00
Sale Sale
Kuuma Water Heater - 42 Litre Front and Rear Mounts - In Store
Sale Sale
$1,699.99
$1,699.99 - $1,699.99
$1,699.99
$1,690.00
$1,690.00 - $1,690.00
$1,690.00

Kuuma Water Heater 42 Litre Front And Rear Mounts For Boats Efficient 1500W Marine Hot Water

Kuuma
in stock

ETA 13 May 2026 The Kuuma Water Heater in a practical 42 Litre capacity is purpose-built for life at sea. With front and rear mounting options, th...

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$1,699.99
$1,699.99 - $1,699.99
$1,699.99
$1,690.00
$1,690.00 - $1,690.00
$1,690.00
Sale Sale
Portable Gas Califont Hot Water Heater control panel with temperature gauge and knobs for heat adjustment.
Portable Gas Califont Hot Water Heater with shower head, ideal for outdoor use.
$550.00 - $550.00
$550.00
$550.00 - $550.00
$550.00

Portable Gas Califont Hot Water Heater - In store

GasLand
Only 1 left!

Portable Gas Califont Hot Water Heater Product Code 406106 For boating, camping, poolside, caravans and RVs   Portable Gas Califont Hot Water Heate...

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$550.00 - $550.00
$550.00
$550.00 - $550.00
$550.00
Truma Combi 4E EUR Water/Air Heater-Combi Only - In Store
Sale Sale
$3,898.00
$3,898.00 - $3,898.00
$3,898.00
$3,599.00
$3,599.00 - $3,599.00
$3,599.00

Truma Combi 4E EUR Plus Water Air Heater All In One For Caravans And Motorhomes Auckland Compact Efficient

TRUMA
in stock

Truma Combi 4E EUR Plus Water/Air Heater-Combi Only — Air and water heating in one compact, highly efficient appliance. Product Code TR33713-20. A...

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$3,898.00
$3,898.00 - $3,898.00
$3,898.00
$3,599.00
$3,599.00 - $3,599.00
$3,599.00
Sale Sale
Truma Combi 6E AU Plus Water/Air Heater (Combi Only) digital control panel with temperature display.
Truma Combi 6E AU Plus Water/Air Heater (Combi Only) side view showing design and features.
Sale Sale
$4,899.00
$4,899.00 - $4,899.00
$4,899.00
$4,341.00
$4,341.00 - $4,341.00
$4,341.00

Truma Combi 6E AU Plus Water And Air Heater For RV And Caravan All In One Climate And Hot Water

TRUMA
in stock

Experience comfort wherever the journey takes you with the Truma Combi 6E AU Plus Water/Air Heater (Combi Only) — a single, compact solution that ...

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$4,899.00
$4,899.00 - $4,899.00
$4,899.00
$4,341.00
$4,341.00 - $4,341.00
$4,341.00
Sale Sale
TRUMA COMBI 6E 33814-20 (INET) KIT by TRUMA
Truma Combi 6E EU Plus Water/Air Heater with iNet Panel Combi Only by TRUMA
Sale Sale
$6,658.00
$6,658.00 - $6,658.00
$6,658.00
$5,999.00
$5,999.00 - $5,999.00
$5,999.00

Truma Combi 6E EU Plus Water/Air Heater with iNet Panel Combi Only

TRUMA
Only 2 left!

Like all Combi models, Truma Combi 6E also combines space and water heating in one appliance.  The 6000W heater provides comfortable warmth in your...

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$6,658.00
$6,658.00 - $6,658.00
$6,658.00
$5,999.00
$5,999.00 - $5,999.00
$5,999.00
Sale Sale
Truma Combi Heat Exchanger Kit 4E & 6E (not AU) components and assembly parts for Truma heaters.
Sale Sale
$2,349.00
$2,349.00 - $2,349.00
$2,349.00
$2,091.00
$2,091.00 - $2,091.00
$2,091.00

Truma Combi Heat Exchanger Kit 4E 6E OEM Replacement for RV

TRUMA
in stock

Truma Combi Heat Exchanger Kit 4E & 6E (not AU) is your essential OEM replacement for reliable warmth on the road, at sea, or on the trail. Th...

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$2,349.00
$2,349.00 - $2,349.00
$2,349.00
$2,091.00
$2,091.00 - $2,091.00
$2,091.00
Sale Sale