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  • Front view of Ruud P-D406A propane pool heater
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Ruud P-D406A Digital Polymer Pool/Spa Heater 10006

Ruud P-D406A Digital Polymer Pool/Spa Heater 10006

$2,774.99
$3,331.99 $2,774.99
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Ruud Pool Heaters

The Ruud P-D406A propane pool heater combines high BTU performance with digital controls and enhanced exchanger protection.
Product Details

The Ruud P-D406A Liquid Propane Digital Pool and Spa Heater delivers 199,500 BTU of dependable heating power for residential and commercial pools and spas.

With digital electronic controls, this unit ensures accurate water temperature management and system diagnostics.

It features a copper heat exchanger paired with corrosion-resistant polymer headers to enhance long-term durability.

The ProTek Shield module adds extra protection for the heat exchanger, extending heater life even under tough water conditions.

Ideal for medium- to large-size pools, this model provides a high flow rate and meets or exceeds energy efficiency standards.

AI Review Summary ✨

⭐⭐⭐⭐⭐
Users highlight the Ruud P-D406A's power and reliability for larger pool systems.

It heats water quickly and maintains consistent temperatures even during heavy usage periods.

The digital interface is intuitive, and the added ProTek Shield provides peace of mind against long-term wear.

Reviewers appreciate the energy efficiency and quiet operation.
Features
  • 199,500 BTU propane heater for pool and spa
  • ProTek Shield extends heat exchanger life
  • Copper tubing heat exchanger for fast heat transfer
  • Polymer headers resist corrosion and chemical damage
  • Digital electronic temperature control system
  • High 125 GPM flow capacity
  • Suitable for residential and commercial use
  • CSA and ASME certified for safety and performance
  • Energy-efficient design meets federal/state standards
  • Stackless outdoor top with indoor drafthood option
Specifications
  • Brand: RUUD
  • BTU Output: 199,500 BTU
  • Fuel Type: Liquid Propane
  • Application: Pool, Spa
  • Use Type: Residential, Commercial
  • Control Type: Digital Electronic
  • Voltage: 115V / 230V
  • Frequency: 60 Hz
  • Gas Connection: ¾" NPT
  • Water Flow Rate: 125 GPM (min & max)
  • Tubing Material: Copper
  • Header Material: Polymer
  • Flue Diameter: 6 inch
  • Indoor Drafthood Height: 61.625 inch
  • Outdoor Stackless Top Height: 40 inch
  • Cabinet Dimensions: 38" H x 20" W x 28" D
  • Shipping Dimensions: 44" x 31" x 25"
  • Weight: 191 lbs
  • Burner Orifice Size: #57
  • Elevation Rating: 0–2,000 ft
  • Phase: Single
  • Standards: CSA, ASME Certified
  • UPC Code: 840891014683
User Guides
Frequently Asked Questions

Q: Can this heater be used indoors?
Yes, with the proper indoor drafthood accessory, this unit is approved for indoor installations.

Q: Does it include freeze protection features?
The unit does not include built-in freeze protection; external systems are recommended in cold climates.

Q: Is the ProTek Shield replaceable?
Yes, the ProTek Shield is a serviceable module designed to prolong heat exchanger lifespan.
Warranty
Warranty URL: https://www.ruud.com/warranty/
View full details
Authorized Retailer US Shipping
Disclaimer:
Pool heaters and heat pumps are not returnable once installed or connected. Double-check fuel type, voltage, and sizing before installation.

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Ruud offers high-performance pool and spa heaters engineered for efficiency, reliability, and long-term value. Whether you're heating a residential pool or a commercial spa, Ruud systems are built to deliver consistent temperature control with lower energy costs. At AquaDoc, we provide a variety of Ruud pool heaters to help you enjoy warm water and extend your swim season with confidence.

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