During the last 15 years, the Frostbuster has proven to be very effective and very reliable. The F501 is already the third generation of the Frostbuster. It’s are most powerful machine. The most important improvements, compared to the previous generation (F401), are:

• New pulse burner with burner controller and ionization sensor, which makes it the safest burner used in agriculture.
• The F501 can hold 8 or 10 gas bottles, so it has a bigger autonomy, up to 10 hours.
• Possibility to start up the burner automatically, depending on the RPM of the fan: if a certain speed level (RPM of fan) is exceeded, the burner will start automatically. When the speed drops back below this level, the burner will be switched off.
• Gear box with overrunning clutch.
• The temperature can be adjusted from the control box in the tractor’s cabine (option).