Description

Hayward Universal H-Series 150,000 BTU Natural Gas Pool Heater with Cupro Nickel Heat Exchanger

Model: W3H150FDN
Replacement for: H150FDN
Fuel Type: Natural Gas
BTU Rating: 150,000 BTU
For Pools and Spas

The Hayward Universal H-Series 150,000 BTU Natural Gas Pool and Spa Heater delivers dependable heating performance for pools and spas. Built with a durable cupro nickel heat exchanger, this heater is designed for long-lasting comfort, energy efficiency, and added protection against corrosion caused by unbalanced water chemistry.

This low-NOx natural gas heater is a great choice for pool owners who want reliable heating, easy operation, and more comfortable pool or spa water during cooler weather, evenings, and shoulder-season swimming.

Best For

• Pools and spas where natural gas is available
• Pool owners who want dependable, efficient heating
• Comfortable swimming during cooler weather, evenings, and shoulder seasons
• Applications where corrosion resistance is important
• Pools and spas requiring low-NOx emissions
• Replacing Hayward model H150FDN

Key Features

150,000 BTU Natural Gas Heater
Provides dependable heating performance for pools and spas.

Cupro Nickel Heat Exchanger
Hayward’s cupro nickel heat exchanger offers excellent durability and helps protect against corrosion, especially in salt-based pools, high-flow conditions, or pools with aggressive water chemistry.

Low-NOx Emissions
Designed to meet low-NOx air quality standards, making it a more environmentally responsible choice for pool and spa heating.

Reliable Heating Performance
The Universal H-Series is designed to warm pool and spa water efficiently, helping you enjoy more comfortable swimming when the weather is cooler than expected.

Energy-Saving Hydraulic Design
Efficient hydraulic performance helps reduce circulation pump run time, which can help save energy.

Forced Draft Combustion System
The forced draft system moves air through the combustion chamber at a controlled rate, helping maintain consistent heating performance even in outdoor weather conditions such as wind.

Easy-to-Use Digital Control Panel
The intuitive LED digital control panel provides temperature readout, diagnostics, and electronic temperature set-point lockout for simple operation, service, and maintenance.

Flexible Installation
The Universal H-Series is designed for easier installation with gas and electrical connections available on either the right or left side.

Built for Reliable Pool and Spa Comfort

An efficiently heated pool or spa gives you more control over your swim season and helps keep the water comfortable when you want to use it. The Hayward Universal H-Series Natural Gas Heater combines dependable heating, durable construction, low-NOx operation, and user-friendly controls for season-after-season performance.

Important Sizing Note

Proper heater sizing depends on several factors, including pool size, spa size, desired temperature rise, wind exposure, whether a pool cover is used, plumbing, gas line capacity, and installation conditions.

Need help with sizing? Call Mark before ordering: 734-675-8260

Product Details

• Brand: Hayward
• Series: Universal H-Series
• Model: W3H150FDN
• Replaces: H150FDN
• BTU Rating: 150,000 BTU
• Fuel Type: Natural Gas
• Application: Pools and spas
• Heat Exchanger: Cupro nickel
• Emissions: Low-NOx