SunStar Straight Positive Pressure Infrared Tube Heater, Fuel Type Natural Gas, Heat Output 50000 Btu/hour, Heat Type Infrared, Model# SPS40-20-N5

Product Summary

Offers fuel savings up to 50%. Straight Tube heaters ideal for complete building heating. Positive pressure system pressurizes the combustion chamber. All gas and electrical connection at the same end of the heater. Reliable direct spark ignition and 100% gas shut-off safety control. Up to 40ft. of ducting in fresh air or 40ft. sidewall venting capability. Blower is located inside the burner box. Ideal for applications where minimal noise ( less than 60dB) is desired. Heavy duty permanently lubricated and ball bearing blower 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. External 24V thermostat connection or line voltage operation. Mount heaters as high as possible. 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 that’s right for you, view the Heat Loss Estimating Chart for proper model and heater selection.

What’s Included

(1) Burner Package: Main Burner and hardware Emitter Tubes and Reflectors

Features + Benefits

• 20 Foot Emitter Tube Length. Positive pressure- Push Through System pressurizes the products of combustion though the emitter tubes utilizing a blower inside the burner box.
• Ideal for complete building heating using multiple heaters. When a single heater is utilized for building space heating (e.g. spot heating) always use a u-tube for more uniform energy distribution.
• Standard Constuction hot rolled emitter tubes. Standard 4″ flue and 4″ outside combustion air supply to the control box in contaminated environments.

• The minimum mounting height is 10ft. above finished floor for uniform energy distribution and human comfort
• Requires the following clearances from any combustible material: 6in. above, 52in. below and 22in. from the sides of the heater

Key Specs

Item#	4774599
Brand	SunStar
Manufacturer’s Warranty	1 year limited warranty
Ship Weight	130.0 lbs
Fuel Type	Natural Gas
Heat Output	50,000 Btu/hour
Heat Type	Infrared
Heating Capability	500 ft²
Blower Included	Yes

Assembled Width	13 in
Assembled Height	12 in
Assembled Depth	252 in
Thermostat Included	No
Volts	120
Amps	2
Product Weight	104.0000 lb
Dimensions L x W x H (in.)	252.0000 x 13.0000 x 8.0000 in