Industrial-grade heating power for the toughest environments.
The MASTER Airbus BV471 and BV691 are top-tier indirect diesel heaters, engineered for large-scale, high-demand applications. Perfect for construction, aviation, military, and event industries, these models offer maximum efficiency, clean heat, and advanced air distribution capabilities.
- BV471S4: 136kW output, ideal for medium to large applications
- BV691TR4: Massive 225kW heating power ideal for large applications including vertical ducting up multiple stories with it centrifugal high pressure fan
- 100% clean, dry air safe for enclosed and occupied environments
- Rugged, weather-resistant chassis designed for intensive industrial use
- Full range of safety features including electronic flame control, overheat shutdown, and thermostat connectivity
Features
- Digital control of the combustion
- Strong and robust steel frame with metric bolts
- Powerful fan
- Air pressure 250 Pa (400 Pa for centrifugal version)
- Unique ‘cold start’ button for very cold environments
- Possible connection to 4, 2 or 1 flexible tubes
- Flue gas exhaust
- Separate Riello oil burner
- Summer/Winter switch for ventilation only
- Electronic flame control with photocell
- Fan-Limit thermostat with automatic reset
- Limit thermostat with manual reset
- Fuel preheater
- Two oil filters: oil pump filter and suction filter
- Quick connector to external tank (optional)
- High-efficiency heat exchanger made of stainless steel pipes
- Stainless steel combustion chamber
- Robust wheels included
- 4 robust crane hooks
Specifications
- Heating Output: 225 kW (768,000 BTU)
- Heating Area: 2,200 m²
- Hot Air flow: 12,800 m³/h
- Power: 415 V, 7.6 A
- Fuel Consumption: 21.44 L/h
- Fan Type: Centrifugal
- Air Pressure: 400 PA
- Thermostat Control: Analogue or Digital
- Power Supply: 380-400/3ph/50 V/Hz
- Electric Power: 2.8 kW
- Electronic Box Protection: IP55
- Flue Tube: 200 Ømm
- Air Outlet Diameter: 4 cm x 32 cm
- Air Outlet Diameter: 1 cm x 70 cm
- Product Size: 2,680 mm x 990 mm x 1,550 mm
- Box Size: 2620 x 840 x 1530 mm
- Net/Gross Weight: 400/430 kg
Suitable for:
- Agriculture
- Automotive
- Buildings and commercial spaces
- Construction
- Emergency services
- Events, festivals and temporary structures
- General industry and production
- Military and aerospace
- Rental companies
![1-Way Outlet Panel BV691 (B01) [PIS 4240.633]](https://www.bargroup.au/wp-content/uploads/2022/08/PIN_BV471_S4.jpg)
![Heater Nylon Flex Tube 7.6 m [PIS 4515.367]](https://www.bargroup.au/wp-content/uploads/2022/08/PIS_4515.jpg)
![Forklift Kit BV691 [PIS 4240.681]](https://www.bargroup.au/wp-content/uploads/2022/08/PIS_4240.jpg)
![Service Kit BV691 [PIS 4519.020]](https://www.bargroup.au/wp-content/uploads/2022/08/PIS_4519_009___________.jpg)