Master B 150 – direct oil fired heaters
Direct oil heaters are highly efficient devices that provide large volumes of instant heat where it is required. They are ideal for open or well-ventilated areas like factories, warehouses or construction sites. Master direct heaters are known for their efficiency, robustness, ease of use and operational safety.
View all of our direct oil fired air heaters or browse our full range of heaters that are suitable for multiple applications and environments.
Key features
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Low pressure heaters
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High air flow
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Two oil filters – oil tank filter and suction filter
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Thermally protected motor
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Electronic flame control with photocell
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Stainless steel combustion chamber
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Trolley included
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Oil tank with level indicator
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Designed for easy handling and transportation
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Easy maintenance
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These heaters can burn: biofuel HVO 100, diesel or kerosene
Product specifications
Heating power
Heating power
Heating power
Air flow
Fuel autonomy
Thermostat control
Fuel consumption
Power supply
Electric power
Rated current
Protection
Tank capacity
Product size (l x w x h)
Box size (l x w x h)
Net/gross weight
Pallet
Dual voltage
Our tools
Air flow heater recommendation tool
Use our calculator to get recommendations for the right size air flow heater for your room.
Master 3-year limited warranty
Register your Master product here to take advantage of the benefits of the 3-year limited warranty.
Master Climate Solutions app
Use the Master Climate solutions app to calculate power and get recommended heating, cooling, drying or ventilation products for your work area.
Accessories and consumables
Product code: 4150.109
Accessory for direct oil, indirect oil, AIR-BUS, BLP ET, B 18, B 30, RS 40, XL 9, XL 61, XL 91, DC 61, CF 75
Product code: 4150.112
Accessory for direct oil, indirect oil, AIR-BUS, BLP ET, B 18, B 30, RS 40, XL 9, XL 61, XL 91, DC 61, CF 75
Product code: 4150.133
Accessory for direct oil, indirect oil, AIR-BUS, BLP ET, B 18, B 30, RS 40, XL 9, XL 61, XL 91, DC 61, CF 75
Product code: 4150.134
Accessories for direct and indirect oil heaters and electric heaters
Useful downloads
Related products
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Indirect oil fired air heaters – high pressure
Master indirect oil heaters are highly efficient and generate 100% clean, dry and fume-free warm air.
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