Rheem
Rheem SP12577B Relief Valve
Rheem SP12577B Relief Valve
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Rheem SP12577B — Relief Valve.
Long performance life ASME rated and CSA Listed Features a unique thermostat with special thermo-bonded coating Thermostat is accurate and proven Stainless steel spring Discharge relief valve for water systems 1 year limited warranty OEM genuine factory authorized part 3/4 in. NPT Inlet 3/4 in. NPT Outlet 105,000 BTU/HR California residents see proposition 65 warnings
- Manufacturer part number: SP12577B
- Brand: Rheem
- Category: Temperature & Pressure Relief Valves
- Sold for HVAC / plumbing service replacement — verify OEM fitment before ordering
Frequently asked questions
What is SP12577B?
Rheem SP12577B is sold as RELIEF VALVE. Confirm fitment against your equipment model and the OEM part number before ordering.
Is this an OEM part number?
The manufacturer part number is SP12577B. 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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