SunStar U-Tube Vacuum Infrared Heater 50,000 BTU
The SunStar U-Tube Vacuum Infrared Heater is a compact and efficient 50,000 BTU unit, featuring a vacuum (negative pressure) system that optimizes heat transfer and ensures safe operation for smaller commercial spaces. The vacuum design creates a slight negative pressure within the tube, improving safety and maximizing heat delivery to the radiant surface. Perfect for residential garages or small service bays, this infrared heater provides instant, comfortable warmth directly to the floor and work surfaces, dramatically reducing energy costs compared to traditional systems. Choose the efficient design and proven reliability of the SunStar U-Tube Vacuum heater for clean, cost-effective, and dependable heating.
Description
Offers fuel savings up to 50%. U-Tube heater configurations are great for high heat loss areas including loading docks, warehouses, car repair shops or other spot heating applications . Vacuum system pulls products of combustion through combustion chamber for increased radiant efficiency and greater safety. Reliable direct spark ignition and 100% gas shut-off safety control. Up to 50ft. of ducting in fresh air and 75ft. sidewall venting capability. Vacuum system features a totally enclosed combustion chamber. Heavy duty draft inducer assembly features permanently lubricated totally enclosed ball bearing motor for maintenance-free operation. Highly efficient aluminum reflectors. Includes diaphragm air switch, heavy duty cast iron burner and burner inspection sight glass. Diagnostic monitoring light system. 120V supply required. CSA certified. 5 Year Limited Warranty on tubes. 1 Year Limited Warranty on unit. Made in the USA. Installation and service must be performed by a licensed contractor and must conform to local codes and SunStar’s Installation Instructions. Read the Installation and Operating Instructions for specific Installation requirements prior to purchase. To help pick out the heater and the model that’s right for you, view the Heat Loss Estimating Chart for proper heater selection.
What’s Included
- (1) Burner Package: Main Burner and hardware Emitter Tubes and Reflectors
| Item# | 4907398 |
| Brand | SunStar |
| Manufacturer’s Warranty | 1 year limited warranty |
| Ship Weight | 146.0 lbs |
| Fuel Type | Natural Gas |
| Heat Output | 50,000 Btu/hour |
| Heat Type | Infrared |
| Heating Capability | 500 ft² |
| Blower Included | Yes |
| Assembled Width | 31 in |
| Assembled Height | 8 in |
| Assembled Depth | 144 in |
| Thermostat Included | No |
| Volts | 120 |
| Amps | 3 |
| Product Weight | 116.8000 lb |
| Dimensions L x W x H (in.) | 144.0 x 31.0 x 8.0 in |







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