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SunStar SPU Series Standard/Tough Guy Infrared Straight U Tube Two Stage Heater - 40,000 BTU

SKU: SPU4020N7

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Whether you need to heat your warehouse, garage, or other hard-to-heat spaces, the SunStar SPS/U Series infrared heaters provide both the field efficiency of radiant heat and the installation flexibility you need.

The SPU Series are perfect heaters for hard-to-heat spaces like your warehouse or garage, the SunStar 40,000 BTU SPU Series Infrared Tube Heater with a 20' long tube provides both the fuel efficiency of radiant heat and the installation flexibility you need.

The minimum mounting heights are shown for human comfort and uniform energy distribution for complete building applications. Mount heaters as high as possible. CSA certified. This product has 5 year limited warranty on tubes and 1 year limited warranty on unit. This product is made in USA.

Note: The SPU Series of Infrared Tube Heaters give you the same options you like from the SPS Series, but at a shorter length. The tube is bent in a U shape.

What's Included: (Burner Package: Main Burner and hardware Emitter Tubes and Reflectors).

Features:

  • Gas shut-off safety control
  • Heavy duty cast iron burner
  • Maintenance-free operation
  • Enclosed combustion chamber
  • Several lengths to choose from
  • 5 year limited warranty on all tubes
  • Your choice of natural gas or propane
  • Standard highly emissive radiant tubes
  • Heat treated aluminized steel combustion chamber
  • Suitable for horizontal or angle mounting up to 45 degrees
Gas Shut-Off Safety Control
  • Burner inspection sight glass
  • Step-opening redundant combination gas valve for quite ignition and added safety
  • Inside or outside air for combustion
  • Up to 25 ft. outside combustion air capability
  • Standard outside combustion air intake
  • Diagnostic Monitoring Light System
Push Through System
  • Products of combustion are pushed through the combustion chamber
  • No draft hoods, totally enclosed combustion chamber
  • Blower motor totally enclosed in the burner box. Ideal for applications where minimal noise (less than 60 dB) is desired.
  • Heavy duty permanently lubricated ball bearing, totally enclosed motor for maintenance-free operation
  • 30 second pre-purge before ignition and 30 second post-purge after thermostat is satisfied
  • Diaphragm air switch for proof of venting before gas flow and ignition
    Radiant Emitter Tube System
    • 4” O. D. heat treated aluminized steel combustion chamber (10’ length)
    • Standard highly emissive radiant tubes (10’ lengths)
    • Optional aluminized steel radiant tubes (Tough Guy Option)
    • 5 year limited warranty on all tubes
    • Suitable for horizontal or angle mounting up to 45°
    • Up to 75 feet sidewall vent capability
    Burner System
    • Heavy duty cast iron burner
    • Reliable direct spark ignition system and 100%
    • Gas Shut-Off Safety Control
    • Burner inspection sight glass
    • Step-opening redundant combination gas valve for quite ignition and added safety
    • Inside or outside air for combustion
    • Up to 50 ft. outside combustion air capability
    • Diagnostic Monitoring Light System
    Reflector System
    • Highly efficient aluminum reflectors
    • Individual reflectors can be rotated up to 45° to direct heat where needed
    • Optional end, corner, U-bend and side extension reflectors

    Applications:

    • Manufacturing Plants
    • Warehouses
    • Auto Dealerships
    • Aircraft Hangars
    • Loading Docks
    • Weld Shops
    • Car Washes
    • Fire Stations
    • Greenhouses
    • Gymnasiums
    • Garages
    • Machine Shops
    • Tennis Courts
    • Swimming Pools
    • Maintenance Shops
    • Farm Buildings
    • Truck Service Areas
    • Auto Body Shops

    Specifications:

    Fuel Type Natural Gas / Propane Gas
    Material Cast Iron/Aluminum
    Color Stainless Steel
    Dimensions
    (WxHxD)
    • SPU4020N7/L7:
      12' 9" x 14 1/2" x 31"
    • SPU4020TGN7/L7:
      12' 9" x 14 1/2" x 31"
    Weight 120 lbs
    BTU Ratings (BTU/hr) 40,000 (LP/NG)
    Ignition Type Direct Spark Ignition
    Volts 120 AC 60Hz
    Supply Pressure
    • NG - 5"/14" WC
    • LP - 11"/14" WC
    Burner Pressure
    • NG - 3.5" WC
    • LP - 10" WC
    Warranty
    • 5-year limited manufacturer warranty on the burner assembly
    • 1-year limited manufacturer warranty on controls


    SPU Clearances to Combustibles:

    Side Ceiling* Below End (45°) Front (45°) Rear
    22" 6" 52" 15" 40" 12"

    *Note: "When used indirect vented, minimum clearance for Ceiling must be 12 inches".

    *Also Note: "Maximum clearance below reduces by 50% once you are 25 ft. downstream from the control box."

    Please check Product Manual for more Information...

    Dimensions:

    Bottom View
    End View

    Options & Accessories

    Click to see 6" Vent Cap For Sidewall Or Roof Vent

    This 6" vent cap is used for sidewall venting or through-the-roof venting. It can be used with all infrared tube heaters. This product has a limited warranty of 1 Year. This product is made in USA.

    Click to see 4" Combustion Air Termination Cap

    This 4" cap. is used for combustion air or fresh air duct termination. It can be used with all infrared tube heaters. This product has limited warranty of 1 year. This product is made in USA.

    Click to see Exhaust Hood

    This Exhaust Hood is for use with all straight and U-Shaped infrared tube heaters. Intended for inside indirect vented use. This product has a limited warranty of 1 Year. This product is made in USA.

    Click to see Gas Supply Accessories

    Gas Line Pressure Regulator Up To 2 PSIG

    This Regulator is for use with all Tube Heaters between 1/2 and 2 psig. The maximum supply pressure to the infrared heaters is 14" WC or 1/2 psig. If your supply pressure is between 1/2 psig and 2 psig then you will need this second stage regulator. The regulator is equipped with vent limiting device and complies with ANSI standards. The regulator does not need any venting. This product has limited warranty of 1 year. This product is made in USA.

    Gas Line Pressure Regulator Above 2 PSIG

    This Regulator is for use with all Tube Heaters between 2 and 10 psig. The maximum supply pressure to the infrared heaters is 14 " WC or 1/2 psig. If your supply pressure is above 2 psig and less than 10 psig then you will need this second stage regulator. The regulator requires venting outside the building to comply with local codes. This product has limited warranty of 1 year. This product is made in USA.

    36" Flexible Gas Connector

    This 36" flexible gas connector is For use with all ceramic heaters. Features long-lasting stainless steel construction. This product has limited warranty of 1 year. This product is made in USA.

    Click to see Thermostat Options

    Two Stage Economy Thermostat

    Two Stage Economy Thermostat for indoor applications. 24V, temperature range 50° to 90°F (∓4°F differential). Up to 85 operating humidity range (%RH). Manual changeover

    Two Stage High Humidity Thermostat

    This Two Stage High Humidity Thermostat is 24V operation for use with all two stage Infrared Tube Heaters. This product has limited warranty of 1 year. This product is made in USA.

    Two Stage Digital Thermostat

    Two Stage Digital Setback Thermostat for indoor applications. 7 - day programmable digital 24V thermostat, temperature range 40° to 90°F (∓1°F differential). Up to 85 operating humidity range (%RH). Automatic changeover

    Two Stage Thermostat Relay Kit

    Two Stage Relay Kit for controlling multiple heaters with a single 3 position switch or single 24V Two Stage thermostat. Waterproof ABS Construction. Up to 85 operating humidity range (%RH).

    Click to see Chain Kit

    This chain kit is used to hang heaters from the ceiling. It includes 25' of chain and 12 S-hooks. It can be used with all infrared tube heaters.

      Click to see Manual Cutoff Valve

      This Manual Cutoff Valve is for use with All Infrared Tube Heaters. Ball valve with 1/2" NPT female thread.

        Click to see 2x End Reflector Kit

        This optional End Reflector Kit is designed to cover both ends of the tubes to increase radiant output. Helps to minimize convection losses and increase tube temperatures. Recommended for use when the heaters are angle mounted or when overall system efficiency improvements are needed.

          Click to see U Bend Package

          The optional U-Bend Package will minimize the clearance to combustibles above the unit. For use with U-Shaped infrared tube heaters.

            Click to see Manual (On/Off) Toggle Switch

            The SunStar Manual (On/Off) Toggle Switch is designed for manual heater control of single stage heaters.

              Click to see 60 Minute Auto Shut-Off Timer

              The 60 minute Auto Shut-off timer is specifically designed for SunStar heaters. it's Safety feature shuts off your heater after an hour.
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                Delivery Estimated between and . Will usually ship within 1 business day.

                Description

                Whether you need to heat your warehouse, garage, or other hard-to-heat spaces, the SunStar SPS/U Series infrared heaters provide both the field efficiency of radiant heat and the installation flexibility you need.

                The SPU Series are perfect heaters for hard-to-heat spaces like your warehouse or garage, the SunStar 40,000 BTU SPU Series Infrared Tube Heater with a 20' long tube provides both the fuel efficiency of radiant heat and the installation flexibility you need.

                The minimum mounting heights are shown for human comfort and uniform energy distribution for complete building applications. Mount heaters as high as possible. CSA certified. This product has 5 year limited warranty on tubes and 1 year limited warranty on unit. This product is made in USA.

                Note: The SPU Series of Infrared Tube Heaters give you the same options you like from the SPS Series, but at a shorter length. The tube is bent in a U shape.

                What's Included: (Burner Package: Main Burner and hardware Emitter Tubes and Reflectors).

                Features:

                • Gas shut-off safety control
                • Heavy duty cast iron burner
                • Maintenance-free operation
                • Enclosed combustion chamber
                • Several lengths to choose from
                • 5 year limited warranty on all tubes
                • Your choice of natural gas or propane
                • Standard highly emissive radiant tubes
                • Heat treated aluminized steel combustion chamber
                • Suitable for horizontal or angle mounting up to 45 degrees
                Gas Shut-Off Safety Control
                • Burner inspection sight glass
                • Step-opening redundant combination gas valve for quite ignition and added safety
                • Inside or outside air for combustion
                • Up to 25 ft. outside combustion air capability
                • Standard outside combustion air intake
                • Diagnostic Monitoring Light System
                Push Through System
                • Products of combustion are pushed through the combustion chamber
                • No draft hoods, totally enclosed combustion chamber
                • Blower motor totally enclosed in the burner box. Ideal for applications where minimal noise (less than 60 dB) is desired.
                • Heavy duty permanently lubricated ball bearing, totally enclosed motor for maintenance-free operation
                • 30 second pre-purge before ignition and 30 second post-purge after thermostat is satisfied
                • Diaphragm air switch for proof of venting before gas flow and ignition
                  Radiant Emitter Tube System
                  • 4” O. D. heat treated aluminized steel combustion chamber (10’ length)
                  • Standard highly emissive radiant tubes (10’ lengths)
                  • Optional aluminized steel radiant tubes (Tough Guy Option)
                  • 5 year limited warranty on all tubes
                  • Suitable for horizontal or angle mounting up to 45°
                  • Up to 75 feet sidewall vent capability
                  Burner System
                  • Heavy duty cast iron burner
                  • Reliable direct spark ignition system and 100%
                  • Gas Shut-Off Safety Control
                  • Burner inspection sight glass
                  • Step-opening redundant combination gas valve for quite ignition and added safety
                  • Inside or outside air for combustion
                  • Up to 50 ft. outside combustion air capability
                  • Diagnostic Monitoring Light System
                  Reflector System
                  • Highly efficient aluminum reflectors
                  • Individual reflectors can be rotated up to 45° to direct heat where needed
                  • Optional end, corner, U-bend and side extension reflectors

                  Applications:

                  • Manufacturing Plants
                  • Warehouses
                  • Auto Dealerships
                  • Aircraft Hangars
                  • Loading Docks
                  • Weld Shops
                  • Car Washes
                  • Fire Stations
                  • Greenhouses
                  • Gymnasiums
                  • Garages
                  • Machine Shops
                  • Tennis Courts
                  • Swimming Pools
                  • Maintenance Shops
                  • Farm Buildings
                  • Truck Service Areas
                  • Auto Body Shops

                  Specifications:

                  Fuel Type Natural Gas / Propane Gas
                  Material Cast Iron/Aluminum
                  Color Stainless Steel
                  Dimensions
                  (WxHxD)
                  • SPU4020N7/L7:
                    12' 9" x 14 1/2" x 31"
                  • SPU4020TGN7/L7:
                    12' 9" x 14 1/2" x 31"
                  Weight 120 lbs
                  BTU Ratings (BTU/hr) 40,000 (LP/NG)
                  Ignition Type Direct Spark Ignition
                  Volts 120 AC 60Hz
                  Supply Pressure
                  • NG - 5"/14" WC
                  • LP - 11"/14" WC
                  Burner Pressure
                  • NG - 3.5" WC
                  • LP - 10" WC
                  Warranty
                  • 5-year limited manufacturer warranty on the burner assembly
                  • 1-year limited manufacturer warranty on controls


                  SPU Clearances to Combustibles:

                  Side Ceiling* Below End (45°) Front (45°) Rear
                  22" 6" 52" 15" 40" 12"

                  *Note: "When used indirect vented, minimum clearance for Ceiling must be 12 inches".

                  *Also Note: "Maximum clearance below reduces by 50% once you are 25 ft. downstream from the control box."

                  Please check Product Manual for more Information...

                  Dimensions:

                  Bottom View
                  End View

                  Options & Accessories

                  Click to see 6" Vent Cap For Sidewall Or Roof Vent

                  This 6" vent cap is used for sidewall venting or through-the-roof venting. It can be used with all infrared tube heaters. This product has a limited warranty of 1 Year. This product is made in USA.

                  Click to see 4" Combustion Air Termination Cap

                  This 4" cap. is used for combustion air or fresh air duct termination. It can be used with all infrared tube heaters. This product has limited warranty of 1 year. This product is made in USA.

                  Click to see Exhaust Hood

                  This Exhaust Hood is for use with all straight and U-Shaped infrared tube heaters. Intended for inside indirect vented use. This product has a limited warranty of 1 Year. This product is made in USA.

                  Click to see Gas Supply Accessories

                  Gas Line Pressure Regulator Up To 2 PSIG

                  This Regulator is for use with all Tube Heaters between 1/2 and 2 psig. The maximum supply pressure to the infrared heaters is 14" WC or 1/2 psig. If your supply pressure is between 1/2 psig and 2 psig then you will need this second stage regulator. The regulator is equipped with vent limiting device and complies with ANSI standards. The regulator does not need any venting. This product has limited warranty of 1 year. This product is made in USA.

                  Gas Line Pressure Regulator Above 2 PSIG

                  This Regulator is for use with all Tube Heaters between 2 and 10 psig. The maximum supply pressure to the infrared heaters is 14 " WC or 1/2 psig. If your supply pressure is above 2 psig and less than 10 psig then you will need this second stage regulator. The regulator requires venting outside the building to comply with local codes. This product has limited warranty of 1 year. This product is made in USA.

                  36" Flexible Gas Connector

                  This 36" flexible gas connector is For use with all ceramic heaters. Features long-lasting stainless steel construction. This product has limited warranty of 1 year. This product is made in USA.

                  Click to see Thermostat Options

                  Two Stage Economy Thermostat

                  Two Stage Economy Thermostat for indoor applications. 24V, temperature range 50° to 90°F (∓4°F differential). Up to 85 operating humidity range (%RH). Manual changeover

                  Two Stage High Humidity Thermostat

                  This Two Stage High Humidity Thermostat is 24V operation for use with all two stage Infrared Tube Heaters. This product has limited warranty of 1 year. This product is made in USA.

                  Two Stage Digital Thermostat

                  Two Stage Digital Setback Thermostat for indoor applications. 7 - day programmable digital 24V thermostat, temperature range 40° to 90°F (∓1°F differential). Up to 85 operating humidity range (%RH). Automatic changeover

                  Two Stage Thermostat Relay Kit

                  Two Stage Relay Kit for controlling multiple heaters with a single 3 position switch or single 24V Two Stage thermostat. Waterproof ABS Construction. Up to 85 operating humidity range (%RH).

                  Click to see Chain Kit

                  This chain kit is used to hang heaters from the ceiling. It includes 25' of chain and 12 S-hooks. It can be used with all infrared tube heaters.

                    Click to see Manual Cutoff Valve

                    This Manual Cutoff Valve is for use with All Infrared Tube Heaters. Ball valve with 1/2" NPT female thread.

                      Click to see 2x End Reflector Kit

                      This optional End Reflector Kit is designed to cover both ends of the tubes to increase radiant output. Helps to minimize convection losses and increase tube temperatures. Recommended for use when the heaters are angle mounted or when overall system efficiency improvements are needed.

                        Click to see U Bend Package

                        The optional U-Bend Package will minimize the clearance to combustibles above the unit. For use with U-Shaped infrared tube heaters.

                          Click to see Manual (On/Off) Toggle Switch

                          The SunStar Manual (On/Off) Toggle Switch is designed for manual heater control of single stage heaters.

                            Click to see 60 Minute Auto Shut-Off Timer

                            The 60 minute Auto Shut-off timer is specifically designed for SunStar heaters. it's Safety feature shuts off your heater after an hour.

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