400,000 BTU Direct Fired Natural Gas/Propane Industrial Heater

Model: HS4000NG/LP
SKU: F151200

The Heatstar 400,000 BTU Dual Fuel Direct Fired Heater delivers powerful, reliable heat for demanding commercial and industrial environments. Designed to operate on either natural gas or propane, this versatile heater features a simple gas valve switch with a safety locking mechanism for easy fuel conversion. Its clean-burning design produces low CO and NOx emissions, making it ideal for construction sites, greenhouses, and agricultural brooder applications. With 4,120 CFM of airflow, optional ducting up to 50 feet, and a ventilation-only mode, this heater provides flexible performance to meet a variety of heating and airflow needs. Optional remote thermostat compatibility allows for convenient temperature control.

  • 400,000 BTU Heating Output: Delivers powerful heat for demanding commercial and industrial applications.
  • Dual Fuel Versatility: Operates on natural gas or propane with an easy-to-use gas valve switch and safety lock.
  • High-Volume Airflow: Produces 4,120 CFM for effective heat distribution.
  • Flexible Ducting: Supports optional 20-inch ducting up to 50 feet.
  • Clean-Burning Performance: Designed for low CO and NOx emissions.
  • Ventilation-Only Mode: Operates the fan independently of the burner for additional airflow.
  • Optional Thermostat Control: Compatible with a remote thermostat for convenient operation.
  • Versatile Applications: Approved for construction sites, greenhouses, and brooders.

Regular price $9,999.00
Regular price Sale price $9,999.00

General

ModelHS4000NG/LP

Fuel & Gas Supply

Fuel TypeNatural Gas or Propane
Gas Inlet Connection3/4in
Gas Inlet Pressure MinLP (8in WC) / NG (7in)
Gas Inlet Pressure MaxLP (13in WC) / NG (10in WC)
Minimum LP Tank Size2 x 100lb or Natural Gas supply
Minimum NG Line Size3/4in

Venting & Ducting

Clearance To Combustibles HOutlet 10ft; Sides 3ft; Ceiling 2ft
Duct Length MaxNot Applicable
Duct DiameterNot Applicable
Multiple Ducting OptionalNot Applicable

Dimensions & Weight

Item Length In24.25
Item Width In57
Item Height In32.5
Item Weight Lb233

Performance

Air Volume CFM4120

Electrical & Ignition

Electrical Rating115V / 3 AMP

Mounting & Installation

Wheel TypeNot Applicable
Thermostat OptionalOptional

Warranty

Warranty1 Year Limited