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  • Master B150 Direct Oil Fired Space Heater - Dual Voltage
  • Master B150 Direct Oil Fired Space Heater - Dual Voltage
  • Master B150 Direct Oil Fired Space Heater - Dual Voltage
  • Master B150 Direct Oil Fired Space Heater - Dual Voltage

Master B150 Direct Oil Fired Space Heater - Dual Voltage 44kW

  • 150,000 BTU/hr Portable Direct Heat
  • 44 Litre Tank Runs on Diesel or Kerosene
  • 900m³/hr Airflow
  • High-Quality Components & Simple Controls
  • Overheat Safety Thermostat
  • Built to Perform in Challenging Areas
Price Match
Rapid Delivery
3 Year Warranty
£675.00 save 9%
£735.00 (inc VAT)
Visa accepted Master Card accepted PayPal pay in three accepted Pay by Bank accepted BACS payments accepted

Call FREE for expert advice

0808 196 9380


Fast, Efficient & Cost Effective Heat: Provides a simple, convenient and effective way of heating a range of outdoor and well-ventilated spaces. Please note, direct fired heaters must not be used in indoor or poorly ventilated spaces.

Tough & Robust Construction: Built to perform in challenging areas, including construction sites, yards, workshops, warehouses, agriculture and more.

Portable Design: Large wheels and handle make this heater easy to transport and move around on site.

High Quality Components: Two oil filters (oil tank filter and suction filter), thermally protected motor, electronic flame control with photocell and tough stainless steel combustion chamber ensure safe, reliable and effective performance.

Easy To Use Controls: No complex controls, for quick and easy start up.

On Board Fuel Tank: 44 litre on board fuel tank keeps the heater fuelled up for up to 10 hours of use.

Dual Voltage Power Supply: Can be powered by either 230v or 110v power supply.

Thermostat Connectivity: An optional thermostat can be connected to this heater, allowing you to set a required temperature. The thermostat will switch the heater on and off as required in order to maintain the set temperature. This saves fuel and adds extra convenience.

Overheat Thermostat: Shuts down the heater automatically if it overheats, to prevent accidents.

Product Video


Master B150 Dual Voltage Oil Fired Space Heater

Perfect for climate control in large areas

This oil fired space heater is ideal for controlling climate efficiently and cost-effectively in industrial and commercial sectors. This 44kW dual voltage heater has an impressive air flow of 900m³/h and is the perfect application for warming large areas that require a constant flow of hot air.

Portable. Powerful. Professional.

Ideal for construction & industry

This oil fired space heater is efficient and powerful. The Master B150 features an integrated trolley and a lightweight chassis for easy maneuverability. This direct oil fired heater is easily transported from site to site and is simple and has easily serviceable parts including oil and suction filters and an oil tank level indicator. These heaters can also be attached to external analog or digital thermostats to give operators even more control over the application area temperature.

Safe & Reliable

High quality safety features

This 44kW space heater is best used in open and well ventilated areas. Incredibly safe to use, this oil fired heater boasts photocell cut off, electronic flame control, stainless steel combustion chamber, overheat switch protector and a high air displacement as standard. This oil fired heater is the perfect addition to effectively control climate in large areas. This portable heater creates large volumes of instant heat and distributes it where it is required.

Please note: Direct oil fired space heaters use a combustion system to create instant hot air and do not expel the fumes separately. Only use direct oil fired heaters outdoors or in open and well ventilated spaces. Proper ventilation of the area is necessary to prevent the reduction of the oxygen supply.


Heating power: 44 kW
Heating power: 150,500 Btu/h
Heating power: 37,900 kcal/h
Air flow: 900 m³/h
Fuel autonomy: 10 h
Thermostat control: Analogue or digital
Fuel consumption: 4.2 l/h
Power supply: 110/220/240/50-60 V/Hz
Electric power: 0.28 kW
Rated current: 1.2 A
Protection: IP41
Tank capacity: 44 l
Product size (l x w x h): 1075 x 600 x 480 mm
Box size (l x w x h): 1110 x 700 x 580 mm
Net/gross weight: 25/28 kg


Customer Reviews

Handy site heater. Thanks

I bought the Master B150 and we take it out on a lot of jobs. It's really powerful and keeps us warm - just what we needed.

Diane Mcwha

Great investment

Trustworthy company and products - delivery was very fast and so were responses, great


Worth every penny

High speed delivery means this arrived perfectly in time for my next job - works great thanks

Justin Lawrance

love it

You get what you paid for, and more with this! Brilliant quality for its cost, and arrived fast


durable and efficient

Mr Bowen

just right

gurmit summers

Proper happy with this


what would I do without this?

Quick shipping, no messing around, trusty product - very pleased

Garry Bowsher

Life saver

Absolutely depend on this now, so pleased, was delivered fast and works perfectly

roberto sheeran



Whether you need a long-term, short-term, or temporary climate solution, sometimes it can help if you can break the costs down, especially if the situation is unexpected or an emergency.

To help our customers and make climate control and air quality equipment more accessible, we've worked with PayPal to provide a way to spread the cost with PayPal Pay in 3. You can use Pay in 3 for eligible shopping cart amounts between £30.00 to £2,000.00. Terms apply.