Hayward Universal H-Series 135,000 BTU Natural Gas Pool and Spa Heater with OmniX Low NOx W3HS135FDN

The Hayward Universal H-Series 135,000 BTU natural gas heater with OmniX is an above-ground pool and spa heater that pairs leading heating technology with smart connectivity and easy operation. At its center is Hayward Universal Display, which gives a consistent, intuitive control experience across Omni, OmniX, and competitive automation systems. With OmniX embedded intelligence built in, the heater adds enhanced programmability, advanced diagnostics, and seamless remote connectivity. A cupro-nickel heat exchanger protects against corrosion and premature failure from unbalanced water chemistry, and Hayward Totally Managed water flow delivers industry-leading hydraulic performance with fast speed-to-heat. Front-panel-only access keeps service and maintenance simple, and a universal junction box supports left or right electrical installation. It is a Low NOx model that meets clean air quality standards.

Features

• OmniX embedded intelligence for enhanced programmability, diagnostics, and remote connectivity
• Universal Display works across Omni, OmniX, and competitive automation systems
• Cupro-nickel heat exchanger resists corrosion from unbalanced water chemistry
• Totally Managed water flow for industry-leading hydraulics and fast speed-to-heat
• Front-panel-only access for easier, lower-cost service
• Universal junction box allows left or right electrical installation
• Plug-in 120V cord (3 ft) for easy installation
• Low NOx emissions that meet clean air quality standards

Specifications

• Part Number: W3HS135FDN
• Type: Natural gas pool and spa heater with OmniX
• Heating Capacity: 135,000 BTU/hr
• Fuel: Natural gas
• Emissions: Low NOx
• Application: Above-ground pools and spas
• Heat Exchanger: Cupro-nickel
• Automation: OmniX embedded, Universal Display, works with Omni/OmniX/competitive systems
• Voltage: 120V, 60 Hz, single phase, plug-in 3 ft cord
• Circuit: 5.5 amps, 15 amp max breaker
• Access: Front panel only
• Clearances: 12 in sides, 6 in rear
• Shipping Dimensions: 30.6 in x 32.8 in x 33.3 in
• Shipping Weight: 129 lb
• Warranty: 1 year parts

Shipping: We ship within the United States only, using USPS, FedEx, and UPS. Enjoy free shipping on all orders.
Orders ship within 1 to 2 business days, and delivery typically takes 4 to 6 business days after shipping, for a total of about 5 to 8 business days from your order date.

Tracking information is emailed once your order ships. We do not currently offer international shipping. See our full Shipping Policy for full details.

Returns: Unused items in their original packaging may be returned within 30 days of delivery. A restocking fee applies to change-of-mind returns, and defective, damaged, or incorrect items are returned free of charge. See our full Refund and Returns Policy for full details.

Warranty Assistance:
If the product is past the 30-day return window, we are still willing to assist with warranty claims. Please contact us for more information, and we will help guide you through the warranty process