300,001 - 400,000 BTU Unit Heaters

72 Products
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Fuel Type Learn More
Fuel Type
To create heat, some form of fuel is required. Fuel Type specifies what the product uses as an input to create heat.
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Maximum Input Capacity (BTU) Learn More
Maximum Input Capacity (BTU)
The Maximum Input Capacity describes how quickly the appliance will use fuel when delivering it's maximum capacity. The units may change depending on the fuel being used.
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Thermal Efficiency (%)
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Vent Type Learn More
Vent Type
Products that use combustion (burning) of fuel to create heat also create potentially dangerous gasses that need to be exhausted (AKA "Vented"). Depending on the product, venting can be done via a chimney, through a side wall, or use a second vent to provide fresh air to the appliance.
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Configuration Learn More
Configuration
Orientation describes the direction that air will flow through a piece of equipment. (e.g. air will flow horizontally through a "Horizontal" unit heater.) Most equipment will only function properly if installed in the proper orientation.
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Product Width (Inches)
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Heat Exchanger Material
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Maximum Air Flow (CFM)
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Mount Type
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Modine - PDP400AE0130 - 400,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 80% Thermal Efficiency - Power Vented - Aluminized Steel Heat Exchanger - Propeller Driven Air Propulsion - 115V/60Hz/1 Phase*
Item#: 48551
Model#: PDP400AE0130
Brand: Modine
$2,959.00
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$2,811.00
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Reznor - UDXC-400 - 400,000 BTU - Gas Fired Unit Heater - Separated Combustion - Natural Gas - Aluminized Heat Exchanger - 5,123 CFM - 115V
Item#: 157543
Model#: UDXC-400-SC1
Brand: Reznor
$3,540.00
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Factory-Direct
Reznor - UDXC-400 - 400,000 BTU - Gas Fired Unit Heater - Power Vented - Natural Gas - Aluminized Heat Exchanger - 5,123 CFM - 115V
Item#: 157244
Model#: UDXC-400
Brand: Reznor
$3,343.00
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Modine - PDP350AE0130 - 350,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 80% Thermal Efficiency - Power Vented - Aluminized Steel Heat Exchanger - Propeller Driven Air Propulsion - 115V/60Hz/1 Phase*
Item#: 48547
Model#: PDP350AE0130
Brand: Modine
$2,849.00
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*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges map apply, see our full shipping policy for more details.
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Modine - PTP400SS0121 - 400,000 BTU - Gas Fired Unit Heater - Single-Stage Liquid Propane Burner* - 80% Thermal Efficiency - Power Vented - Stainless Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase*
Item#: 48588
Model#: PTP400SS0121
Brand: Modine
$3,516.00
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Modine - PDP400SE0185 - 400,000 BTU - Gas Fired Unit Heater - Single-Stage Liquid Propane Burner - 80% Thermal Efficiency - Power Vented - Stainless Steel Heat Exchanger - Propeller Driven Air Propulsion - 115V/60Hz/1 Phase*
Item#: 48550
Model#: PDP400SE0185
Brand: Modine
$3,799.00
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*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges map apply, see our full shipping policy for more details.
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In-Stock
Modine - PDP400SE0130 - 400,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 80% Thermal Efficiency - Power Vented - Stainless Steel Heat Exchanger - Propeller Driven Air Propulsion - 115V/60Hz/1 Phase*
Item#: 48552
Model#: PDP400SE0130
Brand: Modine
$3,799.00
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*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges map apply, see our full shipping policy for more details.
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Modine - V333S01 - 333,000 BTU - Hot Water/Steam Unit Heater - Vertical Orientation - Copper Heat Exchanger - 115V/60Hz/1 Phase
Item#: 48811
Model#: V333S01
Brand: Modine
$2,898.00
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Modine - BDP400SE0930 - 400,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner - 80% Thermal Efficiency - Power Vented - Stainless Steel Heat Exchanger - Blower Driven Air Propulsion - 115V/60Hz/1 Phase*
Item#: 48138
Model#: BDP400SE0930
Brand: Modine
$7,923.00
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*This product qualifies for Free Lift Gate Service. Items over 100lbs normally ship via semi-truck. Select this service if you need the product lowered to the ground curbside. To learn more about Lift Gate Service, read our shipping policy.
Factory-Direct
Modine - PDP350AE0185 - 350,000 BTU - Gas Fired Unit Heater - Single-Stage Liquid Propane Burner - 80% Thermal Efficiency - Power Vented - Aluminized Steel Heat Exchanger - Propeller Driven Air Propulsion - 115V/60Hz/1 Phase*
Item#: 48545
Model#: PDP350AE0185
Brand: Modine
$2,849.00
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*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges map apply, see our full shipping policy for more details.
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Free Lift Gate
*This product qualifies for Free Lift Gate Service. Items over 100lbs normally ship via semi-truck. Select this service if you need the product lowered to the ground curbside. To learn more about Lift Gate Service, read our shipping policy.
In-Stock
Modine - PDP350SE0185 - 350,000 BTU - Gas Fired Unit Heater - Single-Stage Liquid Propane Burner - 80% Thermal Efficiency - Power Vented - Stainless Steel Heat Exchanger - Propeller Driven Air Propulsion - 115V/60Hz/1 Phase*
Item#: 48546
Model#: PDP350SE0185
Brand: Modine
$3,439.00
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*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges map apply, see our full shipping policy for more details.
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*This product qualifies for Free Lift Gate Service. Items over 100lbs normally ship via semi-truck. Select this service if you need the product lowered to the ground curbside. To learn more about Lift Gate Service, read our shipping policy.
Factory-Direct
Modine - PTP400SS0111 - 400,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner* - 80% Thermal Efficiency - Power Vented - Stainless Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase*
Item#: 48589
Model#: PTP400SS0111
Brand: Modine
$3,516.00
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*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges map apply, see our full shipping policy for more details.
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In-Stock
Modine - PTX400SS0111 400,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner* - 82-83% Thermal Efficiency - Separated Combustion - Stainless Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase*
Item#: 150698
Model#: PTX400SS0111
Brand: Modine
$4,465.00
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Factory-Direct
Modine - PTX400AS0111 400,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner* - 82-83% Thermal Efficiency - Separated Combustion - Aluminized Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase*
Item#: 150894
Model#: PTX400AS0111
Brand: Modine
$3,085.00
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Modine - PTX400AS0121 400,000 BTU - Gas Fired Unit Heater - Single-Stage Liquid Propane Burner* - 82-83% Thermal Efficiency - Separated Combustion - Aluminized Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase*
Item#: 150895
Model#: PTX400AS0121
Brand: Modine
$3,085.00
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*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges map apply, see our full shipping policy for more details.
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Factory-Direct
Modine - PTP400AS0111 - 400,000 BTU - Gas Fired Unit Heater - Single-Stage Natural Gas Burner* - 82% Thermal Efficiency - Power Vented - Aluminized Steel Heat Exchanger - Propeller Driven - 115V/60Hz/1 Phase*
Item#: 152244
Model#: PTP400AS0111
Brand: Modine
$2,820.00
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In-Stock
Reznor RP-350 Gas Fired Duct Furnace, Power Vented, NG, Aluminized Heat Exchanger - 350,000 BTU, 120V, 80% efficiency, 2865-5160 CFM
Item#: 46918
Model#: RP-350
Brand: Reznor
$6,908.00
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Factory-Direct
Reznor RP-350 Gas Fired Duct Furnace, Power Vented, LP, Aluminized Heat Exchanger - 350,000 BTU, 120V, 80% efficiency, 2865-5160 CFM
Item#: 46919
Model#: RP-350-AA2
Brand: Reznor
$7,007.00
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Factory-Direct
Reznor RP-350 Gas Fired Duct Furnace, Power Vented, NG, 409 Stainless Steel Heat Exchanger - 350,000 BTU, 120V, 80% efficiency, 2865-5160 CFM
Item#: 46920
Model#: RP-350-AC2
Brand: Reznor
$8,388.00
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Factory-Direct
Reznor RP-400 Gas Fired Duct Furnace, Power Vented, NG, Aluminized Heat Exchanger - 400,000 BTU, 120V, 80% efficiency, 3275-5895 CFM
Item#: 46921
Model#: RP-400
Brand: Reznor
$6,931.00
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Factory-Direct
Reznor RP-400 Gas Fired Duct Furnace, Power Vented, LP, Aluminized Heat Exchanger - 400,000 BTU, 120V, 80% efficiency, 3275-5895 CFM
Item#: 46922
Model#: RP-400-AA2
Brand: Reznor
$7,376.00
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*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges map apply, see our full shipping policy for more details.
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Factory-Direct
Reznor RP-400 Gas Fired Duct Furnace, Power Vented, NG, 409 Stainless Steel Heat Exchanger - 400,000 BTU, 120V, 80% efficiency, 3275-5895 CFM
Item#: 46923
Model#: RP-400-AC2
Brand: Reznor
$8,515.00
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*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges map apply, see our full shipping policy for more details.
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Factory-Direct
Reznor X-350 Gas Fired Duct Furnace, Gravity Vented, NG, Aluminized Heat Exchanger - 350,000 BTU, 120V, single-stage gas valve, 80% efficiency, 2865-5160 CFM
Item#: 47462
Model#: X-350
Brand: Reznor
$5,112.00
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*This product qualifies for Free Shipping anywhere in the contiguous US. Accessories may ship separately. Items over 100lbs shipped via semi-truck, be sure to select "Lift Gate" to lower the product to the ground curbside. Remote area surcharges map apply, see our full shipping policy for more details.
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*This product qualifies for Free Lift Gate Service. Items over 100lbs normally ship via semi-truck. Select this service if you need the product lowered to the ground curbside. To learn more about Lift Gate Service, read our shipping policy.
Factory-Direct