Sunster HTB1 8k 12/24V – GSM LTE 4G/5G

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🔥 Diesel heater 8 kW - Smart 4G (HTB1)

Intelligent and flexible heating for boats, campers and mobile homes

This 8 kW diesel heater with smart LTE 4G control is designed for those who want comfortable heating without gas and who want remote control directly via mobile networks . It is perfect for a wide range of applications — from sailboats and campers to workshops, cabins and living rooms.

🔧 Features and benefits

• Smart 4G control via mobile network
  Turn on, off and adjust the heating directly from your phone via GSM (SIM card not included), without distance limitations.

• Flexible power supply (12 V/24 V & 110–240 V)
  Can be used with both battery systems and shore power, making it suitable for both mobile and stationary installations.

• Ventilation and heating functions
  Also suitable for air circulation without heat, e.g. for humidity control or mild weather.

• Automatic start/stop and timer function
  Maintains constant temperature without constant manual adjustment.

• Turbo mode
  Fast heating when you want extra power.

• Low noise level and low consumption
  Typically produces ≤ 35 dB of noise and uses only around 0.16–0.48 L diesel/h , for efficient and comfortable operation.

• Compact and robust toolbox design
  Integrated 6 L fuel tank and handle make it easy to install, move and maintain.

• Safe operation
  Built-in protection against overheating, short circuit and reverse polarity ensures safe use.

📊 Technical overview

• Heating power: 8 kW

• Fuel: Diesel

• Voltage: DC 12 V / 24 V and AC 110–240 V

• Operating range: –40 °C to +80 °C

• Heating area: approx. 15–20 m² depending on insulation

• Tank capacity: 6 L

• Consumption: 0.16–0.48 L/h

• Temperature range: 8°C – 35°C

• Noise level: ≤ 35 dB

🚤 Why this diesel heater?

This model is an excellent choice for those who want:

✔ Smart remote control – on/off and temperature control from mobile via 4G.
✔ Flexible power use – both on battery and with shore power.
✔ Low consumption and quiet operation – comfort without annoying noise.
✔ Practical functions such as timer, turbo and ventilation.

👉 Perfect as primary heating in boats, campers, camping and mobile living spaces - intelligent, flexible and reliable.