Ruud SP20305B Standing Pilot A...
IN STOCK (leaves warehouse same day if ordered before 3pm ET)
$48.28
Ruud SP20305B Standing Pilot Assembly, Water Heater Replacement Part

Ruud SP20305B Standing Pilot Assembly, Water Heater Replacement Part

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Model: SP20305B
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In Stock (leaves warehouse same day if ordered before 3pm ET)

$48.28
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Ruud SP20305B Standing Pilot Assembly, Water Heater Replacement Part

The Ruud SP20305B is a water heater pilot assembly engineered as a direct replacement component for compatible Ruud gas water heater models. As part of the ignition system, the pilot assembly supplies the small standing flame that a technician or homeowner lights during initial startup and that, in standing-pilot systems, ignites the main burner when the thermostat calls for heat. This part is available in two color options, Almond and Black, so technicians can match the replacement pilot assembly to the appliance's existing appearance while the underlying ignition function, fit, and installation procedure remain the same across both. When a pilot assembly wears out, corrodes, or the thermocouple/thermopile integrated into the unit fails, the water heater may lose its ability to hold a flame, resulting in no hot water or repeated pilot outages. Replacing the pilot assembly with the correct Ruud-specified part, such as the SP20305B, restores reliable ignition and helps the appliance return to normal operation. This is a rough-in/mechanical replacement part intended for use by a licensed plumber, HVAC technician, or qualified service professional familiar with gas appliance servicing — it is not a decorative or cosmetic component, and proper installation requires shutting off the gas supply, disconnecting the existing pilot assembly at its fittings, and confirming a correct seal before restoring gas flow and re-lighting per the water heater manufacturer's startup procedure.

Key Features

  • OEM Model Reference: Identified by Ruud part number SP20305B for accurate cross-reference when ordering a replacement pilot assembly for a compatible unit.
  • Available Colors: Offered in Almond and Black to match the finish of the existing water heater installation without changing fit or function.
  • Pilot Ignition Function: Provides the standing pilot flame used to ignite the main burner in compatible standing-pilot gas water heater systems.
  • Direct-Fit Replacement: Intended to replace a failed or worn factory pilot assembly on the specified Ruud water heater platform.
  • Integrated Safety Sensor: Incorporates the thermocouple/thermopile that signals the gas valve to confirm the pilot flame is lit before allowing main burner operation.
  • Professional Installation: Installed by a qualified plumbing or gas appliance technician following the water heater manufacturer's service and re-lighting procedure.
  • Service Part: Stocked as a maintenance/repair item for technicians servicing Ruud gas water heaters in the field.

Technical Specifications

  • Manufacturer: Ruud
  • Part Number: SP20305B
  • Color Options: Almond, Black
  • Refer to manufacturer documentation for complete technical specifications, including compatible water heater models, gas type, and thermocouple/thermopile ratings.

Typical Applications

  • Replacement of a failed pilot assembly on compatible Ruud gas water heaters
  • Water heater service and repair calls for no-hot-water or pilot-outage complaints
  • Routine maintenance stocking for plumbing and appliance service trucks
  • Residential and light commercial gas water heater servicing
  • Color-matched replacement when appearance consistency with the existing appliance is desired

Why Ruud?

Ruud manufactures water heaters and factory-matched service components designed to work together as a system. Using the correct Ruud pilot assembly, such as the SP20305B in either Almond or Black, helps ensure proper fit and function when replacing a failed ignition component on a compatible unit, supporting reliable pilot operation and dependable hot water recovery for the life of the appliance.

Manufacturer Resources

Product Specs

list_batch:
RUU-20260924
Product Type:
Pilot Assembly
Series:
SP20305B
Department:
Plumbing
Product Subgroup:
Water Heater Parts
Product Color:
Almond, Black

Ruud SP20305B – Frequently Asked Questions

1) What is the difference between Ruud pilot assembly SP20305A and SP20305B?
The difference is color only. SP20305A is the Almond version and SP20305B is the Black version of the same Ruud standing pilot assembly. Ignition function, fit, and the installation procedure are identical between the two, so pick whichever matches the appearance of the heater you are servicing.
2) Does the Ruud SP20305B pilot assembly include the thermocouple, or do I have to order that separately?
The thermocouple/thermopile is part of the assembly. It comes integrated into the Ruud SP20305B pilot assembly and is the sensor that signals the gas valve the pilot flame is lit before the main burner is allowed to fire. If the original failure was a dead thermocouple, replacing this assembly covers it.
3) My Ruud gas water heater keeps losing its pilot light and I have no hot water. Is the pilot assembly the part I need?
Repeated pilot outages and no hot water are the classic symptoms of a worn or corroded pilot assembly, or of a failed thermocouple/thermopile inside it, since the heater then cannot hold a flame. The Ruud SP20305B standing pilot assembly replaces that whole ignition component on compatible Ruud gas water heaters. Confirm your heater is a standing-pilot model rather than electronic ignition before ordering.
4) Will the Ruud SP20305B pilot assembly fit any brand of gas water heater?
No. This is an OEM Ruud service part intended as a direct replacement for the factory pilot assembly on compatible Ruud gas water heater models. Match your heater's model and the Ruud part number called out in its service literature before ordering; it is not a universal pilot.
5) Can a homeowner install the SP20305B pilot assembly, or does it need a licensed tech?
Treat it as a professional job. It is a mechanical gas-side replacement part meant for a licensed plumber, HVAC tech, or qualified gas appliance service professional. The work involves shutting off the gas supply, disconnecting the old pilot assembly at its fittings, confirming a correct seal, then restoring gas and re-lighting per the water heater manufacturer's startup procedure.
6) Is this Ruud pilot assembly suitable for light commercial water heaters or only residential?
Both. The SP20305B pilot assembly is used in residential and light commercial gas water heater servicing, which is why plumbing and appliance service trucks carry it as a stocked maintenance item.
7) Which color Ruud pilot assembly should a property manager stock for a building full of water heaters?
Two colors are offered, Almond and Black, and the choice is purely cosmetic matching to the existing appliance. If you are standardizing a fleet of heaters, stock the color that matches the majority of your units, or either one if appearance is not a concern, since fit and ignition function do not change.
How fast can I get the Ruud SP20305B delivered?
Most orders ship the same day from our distribution partners, with quick delivery throughout the continental U.S. Need it urgently? Contact Us for expedited shipping options.
Can I return it if it doesn’t work for me?
Yes—ZenSupply offers a hassle-free return policy. If the product isn’t the right fit, reach out to our support team for a return authorization or setup a return by following our return instructions.
Does the Ruud SP20305B come with a warranty?
Absolutely. The Ruud SP20305B is backed by a manufacturer’s warranty. For full warranty terms, check the product documentation or Contact Us.
How do I get technical support or installation help for the Ruud SP20305B?
You can call, text, or email our expert support team for fast answers. We’re here to help with product selection, installation tips, and troubleshooting. Contact Us
Why buy the Ruud SP20305B from ZenSupply?
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