The 9521 diesel heater operates on a 12 V power supply and has an output of 8 kW. It uses diesel fuel and comes with a remote control with an effective range of up to 10 m.

• Power supply: 12 V
• Output: 8 kW
• Fuel: Diesel
• Combustion efficiency: 100%
• Fuel consumption: 0.1–0.3 liters per hour
• Remote control range: up to 10 m