Description
Sunstar Air Pressure Switch | Air Switch Replacement Kit NS-20306 Set at 0.37" W.C. for SIS/SIU 50-175 Tube Heaters | 42837050
The Sunstar 42837050 is a genuine Sunstar air pressure switch for SIS Vacuum Straight Tube Heaters (50,000-175,000 BTU), SIU Vacuum U-Tube Heaters (50,000-175,000 BTU). The air (pressure) switch proves that the inducer or blower is moving air before the ignition sequence starts. Set points are model specific; always use the correct set point.
Key Features
- Genuine Sunstar part number 42837050
- Fits SIS Vacuum Straight Tube Heaters, SIU Vacuum U-Tube Heaters
- Genuine Sunstar factory part
- Direct replacement for the series listed
Fits These Sunstar Heaters
- Sunstar SIS Vacuum Straight Tube Heaters (50,000-175,000 BTU)
- Sunstar SIU Vacuum U-Tube Heaters (50,000-175,000 BTU)
Specifications
- Brand: Sunstar
- Part Number: 42837050
- Type: Air Pressure Switch
- Fits: SIS Vacuum Straight Tube Heaters (50,000-175,000 BTU); SIU Vacuum U-Tube Heaters (50,000-175,000 BTU)
- Warranty: 1 Year Parts (Sunstar part warranty)
Before You Order
- Match the part number to your heater manual or rating plate
- Shut off gas and power before servicing
- Confirm the part number against your heater model and rating plate, or the installation and operation manual.
Frequently Asked Questions
How do I know this part fits?
Match the part number to the parts list in your heater installation and operation manual, or to the model and input on the rating plate.
Is this a genuine Sunstar part?
Yes. It is a factory Sunstar part number from the current Sunstar parts price list.
