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RUUD #57 Liquid Propane Digital Heater 332K BTU
RUUD #57 Liquid Propane Digital Heater 332K BTU
Ruud P-D336A Liquid Propane Digital Pool/Spa Heater delivers efficient, high-performance heating with advanced corrosion protection and digital controls.
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The Ruud P-D336A Liquid Propane Digital Polymer Pool/Spa Heater is engineered for superior efficiency, consistently exceeding federal and state standards while delivering powerful 332,000 BTU heating performance.
Featuring innovative ProTek Shield technology, this cutting-edge system safeguards the heat exchanger from corrosion, significantly extending the lifespan of your pool heater investment.
Designed for effortless operation, the digital control panel allows precise temperature adjustments and real-time diagnostics, ensuring optimal comfort and energy savings.
Built with a durable polymer header and robust construction, this heater resists rust and deterioration, making it ideal for long-term outdoor use in any climate.
With its high-efficiency combustion system, the Ruud #57 provides rapid heating, allowing you to enjoy warm water faster while reducing propane consumption.
Engineered for versatility, this heater is perfect for both residential and commercial pools and spas, making it a reliable choice for year-round swimming comfort.

⭐⭐⭐⭐⭐
Customers praise the Ruud P-D336A for its powerful heating capability and energy efficiency.
Many appreciate the quick temperature adjustments, allowing them to enjoy their pools and spas without long wait times. The durable construction and corrosion-resistant features make it a favorite among homeowners looking for a long-term heating solution.
Users also find the digital controls intuitive and easy to use, enhancing the overall convenience of operation. Several reviewers highlight its reliability and cost-effectiveness compared to similar high-BTU models.

- 332,000 BTU Output - High-powered heating for rapid temperature adjustments.
- ProTek Shield Technology - Enhances heat exchanger durability for long-term use.
- Digital Control Panel - Easy-to-use interface for precise temperature management.
- Energy-Efficient Combustion System - Maximizes heat output while minimizing propane usage.
- Durable Polymer Header - Corrosion-resistant material ensures longevity.
- Weather-Resistant Construction - Designed for reliable outdoor performance in all conditions.
- Ideal for Pools and Spas - Suitable for both residential and commercial applications.

- Fuel Type: Liquid Propane
- BTU Rating: 332,000 BTU
- Heat Exchanger Protection: ProTek Shield Technology
- Control Panel: Digital Display with Diagnostics
- Material: Polymer Header for Corrosion Resistance
- Application: Pool & Spa Heating
- Installation: Outdoor Use
- Efficiency: Meets or Exceeds Federal & State Standards

Q: How long does it take to heat a pool with this unit?
The heating time depends on the pool size and starting temperature, but the 332,000 BTU output allows for rapid warming, significantly reducing wait times.
Q: Is this heater suitable for saltwater pools?
Yes, thanks to its ProTek Shield technology, this unit is designed to withstand the corrosive effects of saltwater systems, extending its lifespan.
Q: Can this heater be installed indoors?
No, this model is specifically designed for outdoor use to ensure proper ventilation and safe operation.


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Eagle Ray Digital Water Testing Kit
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