Caravan Hot Water Systems

Caravan Hot Water Systems from Sigmar Marine

For serious campers and those who do it on the occasion, caravan hot water systems are an imperative part of the experience.
When it comes to hot water systems, BCA Australia offer a variety of sizes to suit your specific caravan or RV. From 20 to 80 litres, the Sigmar Marine water heaters are conveniently designed in a company and plastic shell that offers great technical characteristics, insulation, and resistance to corrosion.
One of the best parts about the Sigmar caravan hot water heaters are their engine heat exchanger that uses the unwanted heat from the engine heat exchange circuit to warm the water. This is done with the electric element of the water tanks. This functions ensures you utilise the engines heat and save on using electricity.

For more information or general queries, contact us on 0418 497 029 or send us an email at Don’t forget to get updated on our Shipping Policy & Prices!

Camping Hot Water Systems

With BCA Australia you have the opportunity to find the perfect sized hot water system for your caravan or RV, because we provide the following litres:
  • Boiler Compact – 20L
  • Boiler Compact – 22L
  • Boiler Compact – 30L
  • Boiler Compact – 40L
  • Boiler Compact – 60L
  • Boiler Compact INOX – 80L

Our Sigmar Marine caravan and RV hot water systems are easy to install and heat water quickly and efficiently. The Compact and the INOX hot water systems are the best quality water heaters that you will be able to find on the market today.


WIDTH: 366mm
LENGTH: 430mm
HEIGHT: 358mm
Price: $1,166.00


WIDTH: 287mm
LENGTH: 558mm
HEIGHT: 297mm
Price: $1,184.00


WIDTH: 366mm
LENGTH: 540mm
HEIGHT: 358mm
Price: $1,375.00


WIDTH: 366mm
LENGTH: 660mm
HEIGHT: 358mm
Price: $1,485.00


WIDTH: 366mm
LENGTH: 875mm
HEIGHT: 358mm
Price: $1,695.00


WIDTH: 410mm
LENGTH: 920mm
HEIGHT: 401mm
Price: $2,073.00

Heating Element
240 volt or 110 volt (Watt)
Part Number

Materials: INOX AISI 316
Installation: Vertical / horizontal deck and bulkhead.
Insulation: Polyurethane foam (max 50 mm. top part of water heater)
Fittings Engine and Water: ½ “ Gas BSP UNI ISO 228
Safety and Non Return Valve: 6 BAR ± 1 (87 psi)
Heating Element: Incoloy with AISI 316 1 ¼” fitting.

What are some of the additional characteristics of the Sigmar Marine caravan hot water heaters?

Greater strength of plastic to corrosion, breakage, or damage

Provides better thermal insulation

The plastic casing dissipates less heat than other materials

Quicker and simpler installation

There are many models with different storage capacities available

Provides a safer installation process with no sharp edges or burrs

With our caravan gas hot water systems, there is no need for the use of electricity, meaning you’re able to park your caravan just about anywhere without the stress of finding a powered site. What are the other benefits of the Sigmar Marine camping hot water systems?

For gas boilers, you don’t need to invest in items like batteries, solar panels, or any power source

For electric systems, water is only heated when you need it, and promotes water efficiency

Minimises water wastage

You save money on electricity

Rapid water heating

No wait times for hot water

Sigmar Caravan Water Heater Characteristics

We take pride in stocking Sigmar Marine caravan hot water systems at BCA Australia as they are one of the leading brands for hot water systems. We are certified Lloyds Register Quality Assurance ISO 9001 and Approval no: SAA-160756-EA. We carry all spares needed for the Sigmar hot water heaters range so contact us today if you need specific hot water system parts!

Compact mounting positions

Thermostatic Mixing Valve Kit

This kit permits the mixing valve to be easily mounted onto all SIGMAR COMPACT.
Part no: 15003

SIGMAR marine mixing valves function automatically. All you have to do is turn the knob in the desired direction in order to obtain a temperature between 38°C (100°F) and 65 °C (149°F) with a tolerance of ± 7°C (±44°F).

The reliability of the device is assured by its simple design and no need of auxiliary energy. A thermostatic bulb senses the temperature of the mixed water and maintains it by changing the amount of hot or cold water mixed. N.B. in order to obtain a correct mix, the pressures of the hot and cold water must be the more or less the same.


Water saving : By regulating the water temperature at the heating source, a significant saving of water can be attained.

Safety : Water temperature is preset and the chance of scalding is eliminated.

Temperature range : 38° – 65 °C ± 7 °C (100 °F – 149 °F ± 44 °F)
Flow rate ?p 1 bar (14.5 Psi) (kv): 1.300 l/h (347 US gals/h)

Max. temperature: 110 °C (232 °F)
Max. pressure : 10 bar (145 Psi)

Spare parts for Sigmar Compact Caravan Hot Water Heaters

Heating Elements: Listed Below
Volts Watts Material Part No.

Part No: 10012

Safety non return value

Part No: 10016

Monophase thermostat 220V/110V

Part No: 15003

Thermostatic mixing valve Kit Range 30C – 48C/86F-118F

Boat and Caravan Hot Water Tanks from BCA Australia

BCA Marine & Leisure is proud to offer boat water heaters from Sigmar Marine. A Sigmar Marine water heater is a great option for boaters who want to enjoy hot water on their boat. These tanks are made of high-quality materials and can withstand the rigors of marine life. They are also very easy to install, making them a great choice for those who do not want to spend a lot of time on installation. A Sigmar Marine water heater is an excellent choice for boaters everywhere

If you’re looking for reliable and high-quality RV hot water systems, look no further. We offer a wide range of hot water tanks for RVs that are perfect for all types of caravans, from small to large. With a hot water tank from BCA Marine & Leisure, you’ll never have to worry about running out of hot water while on the road.

When purchasing a boat or caravan hot water heater from us, you have several options in terms of size. A COMPACT Hot Water Boiler from Sigmar Marine is from our smaller capacity line. Ranging from 20 litres to 40 litres, a COMPACT Hot Water Boiler is perfect for when saving space is of the utmost importance. If you need hot water tank with a bit more capacity, we also carry COMPACT INOX Boilers from Sigmar Marine. These hot water tanks come in capacities of 60 litres and 80 litres. Whatever size hot water tank you need, we’ve got you covered.

If you are interested in learning more about our hot water tanks for RVs and boats, please get in touch with BCA Australia by calling 0418 497 029, emailing, or by filling in our online form on the contact page.

Hot water tanks are an essential part of life on a boat or while caravanning

 They provide the necessary hot water for cooking, cleaning, and bathing. But any equipment that you install in a boat of caravan must be able to withstand the rigors of constant travel. All of the hot water tanks for boats and caravans we carry are extremely durable and can withstand the abuse that comes from the sea and the road.

When shopping BCA Marine & Leisure for hot water tanks for RVs or boats, you can rest assured that you will be purchasing the best quality and most reliable portable hot water system on the market. We understand that when you’re travelling, you need a hot water tank that is easy to use and reliable. That’s why we carry hot water systems that have been designed with simplicity in mind. Our tanks are easy to install and come with clear instructions so that you can get started using them right away. Hot water tanks also come in a variety of capacities, and we carry several different shapes and sizes of hot water heaters to fit your needs.

We’ll work with you to set you up with the perfect hot water system for your boat or RV. Give us a call on 0418 497 029, email us at, or contact us by filling in our online form on the contact page. We are standing by and ready to help provide you with hot water for your caravan or boat.

Caravan and Boat Hot Water Tank Purchasing Tips

It’s understandable if you don’t know where to start when shopping for a hot water tank for a boat or caravan. Here are a few things to keep in mind when shopping for a portable hot water tank:


How much hot water do you need? Is this hot water system meant to service a family, a couple, or a single person? Choose a hot water tank that has the capacity to meet your needs.


Even in the largest of caravans and boats, space saving is important. Make sure the hot water tank will fit in the space you have available.


Some hot water tanks come with features like temperature control and universal mounting. These features can help you save time, space and energy.

Purchase Your Caravan & RV Hot Water Systems Now!

Whether you’re looking for electric or caravan gas hot water systems, BCA Australia has you covered. Make your purchase online today or contact the team on 0418 497 029 for more information. Have a query? Reach out online and we’ll be in touch. 

Are you interested in seeing more from BCA Australia? You can browse our marine accessories on our website now for all things boating and more.

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