Product Description
The L.B. White Tradesman K650 is an ultra high-output portable forced-air heater delivering an impressive 650,000 BTU/hr, making it one of the largest jobsite heaters in its class. Designed for large industrial environments, building shells, warehouses, manufacturing spaces, and major construction projects, the K650 provides strong and reliable heat in demanding cold-weather conditions.
This model runs on kerosene or approved multi-fuel blends and includes an integrated thermostat, fuel gauge, pressure gauge, and electronic ignition for dependable starts. A large fuel tank provides extended runtime, while heavy-duty wheels and a balanced frame improve mobility despite its size.
Benefits
- Extremely high heat output — suitable for very large spaces and open industrial areas
- Multi-fuel capability increases flexibility on jobsites
- Built-in thermostat improves fuel efficiency and temperature control
- Electronic ignition and clear fuel/pressure gauges for reliable operation
- Heavy-duty, portable design optimized for jobsite conditions
Applications
- Large construction projects and building shells
- Warehouse and industrial facility heating
- Cold-weather concrete and equipment heating
- Agricultural buildings, garages, and high-volume temporary heat needs
Heat Output
650,000 BTU/hr
Air Output (CFM)
1,800 CFM (approx.)
Fuel Type
Kerosene (1-K), #1 fuel oil, #2 diesel, Jet A, JP-8
Fuel Tank Capacity
Approx. 25 gallons
Fuel Consumption
~4.7 gallons per hour (max)
Approx. Run Time
5–6 hours per full tank (varies by fuel)
Electrical Requirement
120V AC, 60 Hz (for fan & ignition)
Ignition System
Electronic ignition
Safety Features
Flame-out protection, high-temp limit switch, airflow safety switch, CSA certified
Mobility
Heavy-duty wheels and handle
Dimensions (L x W x H)
58" x 25" x 32" (approx.)
Weight
165 lbs (empty)
