SunStar Industrial 50K BTU/30ft U Tube Heater/LP/Single Stage

SunStar Industrial 50K BTU/30ft U Tube Heater/LP/Single Stage

Features:

• Includes (1) 43502040, (1) 44136010 and (1) 43208020
• Pull Through System - products of combustion are pulled through the combustion chamber for increased radiant efficiency and greater safety
• 6 different Btu sizes
• CSA design certified
• Sidewall or through the roof venting
• Vented or indirect vented operation
• Includes 36″ stainless steel gas connector
• No draft hoods, totally enclosed combustion chamber
• Heavy duty draft inducer assembly with permanently lubricated, totally enclosed and heavy duty ball bearing motor for maintenance-free operation
• 30 second per-purge period before ignition
• Diaphragm air switch for proof of venting before gas flow and ignition
• Heavy duty cast iron burner
• Reliable direct spark ignition system and 100% Gas Shut-Off Safety Control
• Inside or outside air for combustion (Up to 50 ft. outside combustion air capability)
• Diagnostic Monitoring Light System
• 4” O. D. heat treated aluminized steel combustion chamber (10’ length)
• Standard highly emissive radiant tubes (10’ lengths)
• Suitable for horizontal or angle mounting up to 45°
• Up to 75 feet sidewall vent capability
• Highly efficient aluminum reflectors
• Individual reflectors can be rotated up to 45° to direct heat where needed
• Liquid Propane
• 50,000 BTU
• 4" vent connection
• Not for use in residential applications

Additional Information:

What Our Experts Think

• Efficient 50,000 BTU output heats medium‑sized areas effectively.

• 30 ft U‑tube design spreads heat evenly and maximizes radiant comfort.

• Propane (LP) fuel offers flexible installation where natural gas isn’t available.

• Single‑stage operation means steady, predictable heat delivery.

• Built with commercial‑grade durability for warehouses, garages, shops, or industrial spaces.

Q&A

Q: What fuel type is required?
A: Propane (LP) gas.

Q: What kind of space is this heater best for?
A: Medium to large commercial/industrial spaces like workshops, warehouses, gyms, or garages.

Q: Does the U‑tube design improve heat distribution?
A: Yes — the 30 ft tube radiates heat more evenly across the area.

Q: Is this a modulating heater?
A: No — single‑stage operation delivers a consistent heat output.

Maintenance Tips

• Inspect the burner and U‑tube: Remove debris and ensure clear airflow.

• Check LP gas connections: Verify fittings are tight and leak‑free.

• Clean periodically: Wipe surfaces and clean burners to maintain efficiency.

• Annual professional service: Ensures safe operation and peak performance.

• Keep clearances: Maintain recommended spacing around the unit for safety and airflow.