Airrex AH-800i Diesel Infrared Heater, 22kW, 230V

AIRREX AH-800i Diesel Fuelled Infrared Heater

Portable 22kW Infrared Heater for Workshops, Warehouses, Garages and More

The Airrex AH-800i is a high-performance infrared diesel heater, engineered to efficiently warm indoor areas up to 2000m³. With an impressive 22kW heat output (75,000 BTU/hr), it delivers powerful, dust-free radiant heat—suitable for spaces like workshops, warehouses, greenhouses, garages, barns, event marquees, and more.

Designed for convenience, the AH-800i features a simple plug-and-play setup, soft-touch LED control panel, and WiFi/4G smartphone connectivity via the Airrex app (available on Android and iOS). A quiet operator at just 48 dB, it ensures minimal disruption while delivering consistent, thermostatically controlled heat (adjustable between 0–40°C).

This unit runs on standard diesel, red diesel, or eco-friendly Neste MY biodiesel, and thanks to a 70-litre fuel tank and low fuel consumption of just 1.71–1.9 litres/hour, it’s incredibly cost-efficient for continuous heating.

Built-in safety systems provide automatic shutdown in case of tilt, shake, overheating, low fuel level, or sensor error, while a secure locking device ensures safe use in any professional environment. The heater is mounted on wheels for easy mobility and includes a battery-powered fuel pump for effortless refuelling.

Key Features

• 22kW infrared heat output – heats up to 2000m³
• WiFi / 4G smartphone control via Airrex app
• No fan – suitable for dust-sensitive areas
• Compatible with biodiesel, red diesel and standard diesel
• Low fuel consumption: 1.71–1.9L per hour
• 70L fuel tank for long operation time
• Quiet operation at just 48dB
• Automatic thermostat with 0–40°C adjustment
• Built-in timers: 0–24h stop timer and interval mode (5–60 min heating + 5 min rest)
• Full safety system: anti-tilt, overheat, fuel level and sensor error alarms
• Remote control and soft-touch LED control panel
• Power usage: only 80W (230V, 50Hz)
• Portable with strong wheels
• Three-year warranty upon registration

Why Choose the Airrex AH-800i?

• Reliable, efficient heat for large indoor spaces

• Eco-conscious fuel options including biodiesel

• Smart control with app integration

• No airborne dust circulation – fanless design

• Minimal emissions and odour

• Easy to use, move, and maintain

• Backed by a trusted three-year warranty