Rheem
Rheem SP24400 Pressure Switch - Low Nox
Rheem SP24400 Pressure Switch - Low Nox
Couldn't load pickup availability
Rheem SP24400 — Pressure Switch - Low Nox.
Checks for proper airflow for burner combustion in water heater Shuts burner down if air not detected Optimizes proper combustion For Low NOx water heater installations and maintenance OEM Genuine Factory Authorized Part™
- Manufacturer part number: SP24400
- Brand: Rheem
- Category: Switches
- Sold for HVAC / plumbing service replacement — verify OEM fitment before ordering
Frequently asked questions
What is SP24400?
Rheem SP24400 is sold as PRESSURE SWITCH - LOW NOX. Confirm fitment against your equipment model and the OEM part number before ordering.
Is this an OEM part number?
The manufacturer part number is SP24400. Our internal warehouse SKU uses a TL- prefix for inventory tracking.
How should I verify compatibility?
Match the full OEM part number on the old component or your unit's parts list. When in doubt, provide the equipment model number to your counter person.
Do you include installation instructions?
Follow the OEM service literature for your equipment. Disconnect power and recover refrigerant or isolate water as required before replacing parts.
What is your return policy on parts?
Unopened, unused parts in original packaging may be returned per store policy. Electrical and special-order items may be final sale — check the product page notes.
Is a GTIN/UPC available?
When a manufacturer GTIN is known it is listed in the barcode field. Some HVAC OEM parts ship without a retail UPC; brand and MPN still identify the product.
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