Jandy JXi Natural Gas Low NOx Pool and Spa Heater 400K BTU | JXi400NN

Jandy JXi Natural Gas Low NOx Pool and Spa Heater 400K BTU | JXi400NN

The Jandy JXi heater sets the standard in pool and spa heating with unsurpassed energy efficiency. Boasting an 84% thermal efficiency rating and a low NOx design, the JXi is available in both natural and propane gas models. This heater also features advanced automation compatibility with AquaLink systems and iAquaLink control for anytime, anywhere connection convenience as well as an ultra-compact, lightweight design that allows for faster and easier installation, making the JXi400NN a top choice for well-informed pool professionals and pool owners everywhere.

Specifications: 

• 84% Efficiency 
• CuproNickel Exchanger 
• Fuel Type - Natural Gas 
• Hi-Temp Poly Headers 
• 400K BTU 
• Automation Compatible

Recommended Installation Tips and Tricks

• Site Preparation: Install on a non-combustible surface with proper ventilation. Ensure the area is level and away from overhanging structures.
• Electrical Setup: Confirm the power supply matches the heater’s voltage requirements. Hiring a licensed electrician to ensure local codes and professional guidelines are met.
• Plumbing Guidance: Position the heater downstream of the pump and filter for optimal performance. Include a bypass for variable-speed pumps or high-flow systems.
• Gas Connection: It is strongly recommended you hire a qualified technician to secure gas line connections to meet local codes.

Brief History of the Jandy JXi Series

The Jandy JXi Series represents the pinnacle of pool heating innovation as Jandy combines robust engineering with cutting-edge technology. Introduced as a high-performance, eco-friendly option for pool and spa owners, the JXi series quickly gained popularity for its energy efficiency and trustworthiness. With its low NOx certification, the JXi400N continues Jandy’s legacy of producing premium pool equipment that meets modern environmental standards. The JXi Series is designed to provide powerful heating, reduce energy costs, and ensure long-lasting reliability, making it the perfect choice for pool and spa owners.

Why Choose ePoolSupply.com?

As an authorized Jandy reseller, ePoolSupply.com guarantees genuine OEM  products backed by Jandy’s warranties. Enjoy competitive pricing, expert support, and fast shipping when you choose us as your trusted pool equipment provider.

Upgrade your pool heating experience today with the Jandy JXI400N—efficient, powerful, and environmentally responsible.

We want you to have quick and easy access to warranty information for all the brands we carry. Please click on the links below to view each manufacturer’s warranty page:

• Pentair Warranty
  
• A&A (Pentair In-Floor) Warranty
  
• Fluidra Warranty (Zodiac / Jandy / Polaris / Caretaker)
  
• Paramount Warranty
  
• BlueSquare Warranty
  
• Hayward Warranty
  
• All Other Manufacturer Warranties
  

Note: Warranty coverage, registration, and service terms are provided directly by the manufacturer. Please review the details carefully to ensure proper understanding of coverage and claim procedures.