Spartan Twin Air
Ex Tax: £1,629.54


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New Wallas Spartan Air Twin – 2 outlet

• Replaces 40dt-heater
• Low voltage need: starts 9,6volts
• Unit has a new PCB and advanced control panel
• Greenboost burner for more efficient and clean burning
• Very low surface temperatures in unit and exhaust pipe
• New advanced control panel has Bluetooth / WIFI connection
• RPM controlled fans for optimal performance
• Program updates. Future option for revolutionary program and controls
• Wallas Application control by WLAN and Bluetooth network
• Floor or wall installation option
• Intelligent temperature control for optimizing heating and fresh air
• Option for detachable Bluetooth thermostat beacon

Fuel Diesel
Power 1400-4500w
Operating Voltage 12V
Fuel Consumption 0.16 – 0.46 l/h
Electrical Consumption 0.7 – 4.5A
Heat Min 102 m³/h
Heat Max 227 m³/h
Dimensions (LxHxW)  
Max permitted lenght of exhaust pipe 2m coaxial (2448), 4m single (1028)
Max permitted length of fuel hose 8m
Max permitted lenght of outlet air duct 8m for each
Max permitted lenght of inlet air duct 2m for each


  • The measured sound level of the device is equivalent to a quiet conversation on a peaceful boat.
  • Laminar combustion assures that yours neighbor's boats can also enjoy the silence of nature.

Low Amps

  • 0.7 - 4.5 A power consumption enables you to keep your boat warm even with a small battery capacity.


  • 2+1 year warranty for all Wallas products. Register your unit here and get 3rd year of warranty.
  • To ensure the highest quality, every single Wallas product is carefully tested before delivery.





wallas spartan control

  • Easiness: Control panel has been designed to be smart, stylish and user friendly.
  • Smart device control option. There are many ways to use control panel over the air. Just set right temperature for your boat where ever you want.
  • Improves efficiency. Heater has inbuilt AI-temperature control which estimates temperature changes which saves energy and makes boat life more enjoyable.
  • More precision. Wallas advanced control panel makes less swing and variations than traditional heater control systems in boats.
  • Fabulous outlook with easy installation.
  • Information about heater usage and historical data.
  • Wireless Bluetooth thermostat option.
  • Intelligent temperature control for cold nights and hot days. Choose automatically between heating and fresh air to optimize temperature.
  • Software updates over the air. Better value of your heater also in the future by having option to update heater features to your needs and to optimize heater performance.
  • Pause / Automatic start and stop.
  • Pause ventilation, automatically turns the ventilator ON when too hot.
  • Advanced control panel lets you control the heater locally with mobile phone or remotely from your home sofa.
  • Better Value: Over-The-Air update lets Wallas to add new features to your heater in the future.








New App for Spartan Twin Air

  • control your wallas from anywhere of your boat
  • see the usage hours and starts
  • get service reminders
  • troubleshoot easier with intuitive troubleshoot helper