Hayward H-Series 400,000 BTU Propane Gas Pool Heater
Efficient Pool and Spa Heating with Hayward's W3HS400FDP Model
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No one enjoys jumping into a chilly pool, especially when you’re eager to relax and unwind. The Hayward H-Series 400,000 BTU Propane Gas Pool Heater is engineered to combat the frustration of cold water, providing an efficient heating solution that ensures your swimming experience remains enjoyable all year long. With its robust 400,000 BTU output, this heater quickly warms up large pools or spas, allowing you to dive in without hesitation. Its advanced design incorporates durable materials and innovative technology, which not only enhances performance but also extends the lifespan of the unit.
Imagine hosting a summer get-together where everyone can enjoy a comfortable swim, regardless of the weather. The Hayward H-Series operates smoothly within your existing pool setup, connecting easily to your propane supply for seamless operation. You’ll appreciate its user-friendly control panel that allows you to set desired temperatures effortlessly, while the compact design ensures it fits well even in tight spaces. Daily maintenance is simplified thanks to its self-diagnostic features, enabling you to focus more on enjoying your pool rather than worrying about upkeep.
Your investment in the Hayward H-Series ensures that your pool remains a welcoming oasis, boosting both enjoyment and property value. By maintaining optimal water temperatures, it encourages more frequent use, translating to greater family bonding moments and relaxation opportunities. Moreover, the efficient energy consumption of this propane heater means you save on utility bills while indulging in uninterrupted aquatic fun. With its reliability and effectiveness, this heater proves to be a long-term solution for anyone who desires a consistently warm pool.
Best For: Homeowners wanting year-round pool access, Families hosting gatherings and parties, Swim teams needing consistent warm-up conditions, Spa owners looking for reliable heating solutions.The Hayward Pool Heater for Inground Pools Universal H-Series is a highly efficient solution for maintaining the perfect water temperature in your pool or spa. With a powerful output of 400,000 BTU, this propane gas heater is designed to accommodate pools and spas up to 1200 sq ft. It not only delivers reliable heating performance but also boasts features that ensure durability and ease of use.
Features
- EASY TO USE: The intuitive control panel simplifies operation and maintenance. Enhanced programmability and diagnostics with OmniX technology provide seamless remote connectivity and monitoring.
- MULTIPLE COVERAGE OPTIONS: Suitable for inground pools and spas up to 1200 sq ft with a propane connection; other models are available for 450, 600, or 750 sq ft coverage.
- ENERGY SAVING: Engineered to reduce pump run time while ensuring consistent hot water supply, protecting against corrosion from unbalanced water chemistry.
- SIMPLE INSTALLATION: Flexible connections on both the right and left sides, featuring a built-in 3/4" gas connection for easy fuel line setup.
- LOW ENVIRONMENTAL IMPACT: This heater is certified for low-NOx emissions, making it an eco-friendly choice that minimizes environmental footprint while providing reliable heating.
Pros
- Efficient heating performance suitable for large pools and spas.
- Durable design protects against corrosion and extends lifespan.
- Easy installation process saves time and effort.
- Modern features enhance user experience and convenience.
- Environmentally friendly with low emissions, complying with air-quality standards.
Cons
- Initial investment may be higher compared to less powerful heaters.
- Requires propane gas, which may not be available in all areas.
- Installation complexity may vary based on existing plumbing and electrical setups.
Specifications
- Model: W3HS400FDP
- Heat Output: 400,000 BTU
- Fuel Type: Propane Gas
- Coverage Area: Up to 1200 sq ft
- Emissions Certification: Low-NOx









