HeatStar Direct Fired Heater โ€” 400,000 BTU/hr | Propane / Natural Gas

๐Ÿ— Contractor Grade ๐Ÿข Rental Fleet Ready ๐Ÿ”ฅ Ultra High-Output Gas Heat

โš ๏ธ IMPORTANT SAFETY NOTICE:
This is a direct fired gas heater. Combustion byproducts are released into the heated air. For outdoor or well-ventilated indoor use only. Not approved for occupied enclosed spaces.

โšก Power Requirement: 115V / Single Phase (3 Amp) โ€” Optional Remote Thermostat

The HeatStar HS4000NG/LP Direct Fired Heater delivers massive 400,000 BTU/hr of clean-burning gas heat for large-scale jobsite and industrial applications. Designed for contractors and rental fleets, this dual-fuel heater operates on either natural gas or propane and offers exceptional flexibility, airflow, and heating performance for demanding environments.

๐Ÿ”ฅ 400,000 BTU/hr Output โ›ฝ Propane or Natural Gas ๐ŸŒ€ 4,120 CFM Airflow ๐Ÿงฏ Clean Burn โ€“ Low CO & NOx ๐Ÿ›ž 10" Pneumatic Wheels ๐Ÿ— Ductable up to 50 ft

High-Output Gas Heating for Large, Open Environments

The HS4000NG/LP uses powerful high-static fans to pull large volumes of cold air across the combustion chamber, delivering fast, reliable heat exactly where itโ€™s needed. The unit can be fully ducted up to 50 feet or placed directly in the heated space with exhaust ducted outside using an optional chimney kitโ€”reducing heat loss and improving efficiency over time.

Why Choose the HeatStar HS4000NG/LP

๐Ÿ”ฅ Extreme Heating Power

  • 400,000 BTU/hr gas-fired heat
  • Ideal for large construction and industrial spaces
  • High airflow for rapid temperature recovery

โ›ฝ Dual-Fuel Flexibility

  • Runs on natural gas or propane
  • Simple fuel selector valve with safety lock
  • Supports two 100 lb propane tanks

๐Ÿ›  Jobsite-Ready Design

  • Heavy-duty 10" pneumatic wheels
  • Onboard diagnostics system
  • Remote thermostat connection

Ideal Applications

๐Ÿšง Construction & Jobsite Heating

High-volume gas heat for large construction projects and cold-weather operations.

๐Ÿญ Warehouses & Industrial Facilities

Temporary heating for ventilated warehouses, loading docks, and production areas.

๐Ÿข Rental & Temporary Heat

Popular rental fleet heater for large open spaces requiring fast, powerful heat.

Specifications

Heat Output 400,000 BTU/hr
Fuel Type Natural Gas or Propane
Airflow 4,120 CFM
Gas Supply Requirements NG: 3/4" Line | LP: Two 100 lb Tanks
Gas Inlet Pressure LP: 8โ€“13" WC | NG: 7โ€“10" WC
Electrical 115V / 3 Amp
Ducting Capability 20" Duct โ€” Up to 50 ft
Clearance to Combustibles Outlet: 10 ft | Sides: 3 ft | Ceiling: 2 ft
Dimensions (Lร—Wร—H) 24.25" ร— 57" ร— 32.5"
Unit Weight 233 lbs
Warranty 1-Year Limited

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