Hayward W3H400FDP Universal H-Series Propane Pool and Spa Heater: 400,000 BTU heating capacity
Ever wished your pool or spa could heat up faster than you can say 'brrr'? Meet the Hayward Universal H-Series 400,000 BTU Propane Heater. It's not just any heater—it's your ticket to instant warmth, thanks to its cupro nickel heat exchanger that laughs in the face of harsh conditions. Morning swims? Spa nights? The H-Series has your back, delivering heat so reliable, you'll forget winter ever existed.
Here's why it's a game-changer: First off, it heats your water in a flash (because who likes waiting?). Then there's the energy-smart design that keeps your bills as low as your pool's temperature used to be. And let's not forget, it's kind to the planet too, meeting all those low-NOx standards without breaking a sweat.
Simple to use, easier to love—this heater is the no-brainer choice for anyone who values their comfort (and their wallet).
General specs
- Brand: Hayward
- Model: W3H400FDP
- Seller: Amazon
- product_dimensions: 39.6 x 32.8 x 30.6 inches
- item_weight: 214 pounds
- heating_capacity: 400,000 BTU
- heat_exchanger_material: Cupro nickel
If you are interested in more details, you can find full information on the seller's page.
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Comparison with similar products
| This item | Recommendations | |||||
|---|---|---|---|---|---|---|
Hayward W3H400FDP 400,000 BTU heating capacity
|
Hayward W3H200FDN Premium heating performance
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Hayward W3H400FDN
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Raypak P-R266A-EN-C
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Hayward W3H250FDN
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Hayward W3HP21404T Maintains ideal water temperature
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| Brand | Hayward | Hayward | Hayward | Raypak | Hayward | Hayward |
| Model | W3H400FDP | W3H200FDN | W3H400FDN | P-R266A-EN-C | W3H250FDN | W3HP21404T |
| Color | ||||||
| Rating |
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| Price | $4,199.00 | $2,999.00 | $4,199.00 | $2,839.00 | $3,299.00 | $5,699.00 |
| Seller | Amazon | Amazon | Amazon | Amazon | Amazon | Amazon |
| Update | May 12, 2025 | May 11, 2025 | May 12, 2025 | May 13, 2025 | May 13, 2025 | May 13, 2025 |
| product_dimensions | 39.6 x 32.8 x 30.6 inches | 33.3 x 32.8 x 30.6 inches | 39.6 x 32.8 x 30.6 inches | 33.3 x 32.8 x 30.6 inches | 40 x 31.5 x 50 inches | |
| item_weight | 214 pounds | 161 pounds | 195 pounds | 165 pounds | 320 pounds | |
Universal H-Series Propane Pool and Spa Heater
Reviews
Matthew Garcia
May 11, 2025
Duke
May 11, 2025
Giovanni Thompson
May 11, 2025
Antoine Scott
May 11, 2025
Giulia Wójcik
May 11, 2025
Crusher
May 11, 2025
Sophia Nowak
May 11, 2025