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Jandy JXI400NN Heater 399,000 BTU Natural Gas Elec Ign Cupro-Nickel
Jandy JXI400NN Heater


Product Code: JXI400NN
Available in-store only!

Description Warranty
The Jandy JXI400NN Natural Gas Heater Total Package with cupro-nickel heat exchanger

The JXi heater sets a new standard in pool and spa heating technology with its ultra-compact size, lightweight design, and installation flexibility, making it a top choice for pool professionals and pool owners everywhere. The high-efficiency, low-NOx JXi is available in four BTU sizes, 200K, 260K, 399K, and offered in both natural and propane gas models.

Pro-driven features for the fastest, most customer-friendly installation include: Ultra-Compact - 2' x 2' footprint for small space requirements and maximum installation flexibility.** Lightweight Design - Weighs less than 126 pounds unpackaged for easy maneuverability and transport. Best Retrofit Option - Plumbing flexibility for quick Mastertemp® and Max-E-Therm® replacement that requires no plumbing adjustments.*** Easy to Control - RS485 digital interface is Aqualink®/iAqualink™-compatible for pool and spa automation.

Features Energy-efficient - 83% thermal efficiency rating and low-NOx design surpasses strict DOE energy efficiency requirements
Ultra-Compact Lightweight Design - Easy to store, transport, and install, the JXi is 38% lighter with a 28% smaller footprint. *Smaller footprint compared to major competitor models Flexible Installation - 180° rotatable top so you never need to rotate headers. Versa Plumb®-Ready - Installation in the Versa Plumb system reduces plumbing costs and increases energy efficiency, all using the smallest footprint available. Sweep elbow included in all JXi models Easy Access - Electrical panel flips up for ease of service. Easy Replacement - 3-port header for easy plumbing and drop-in replacement of MasterTemp, Max-E-Therm, and Jandy Pro Series heaters. Sidewall Ventilation - Provides versatility and ease of installation. High-Efficiency Gas Train and Heat Exchanger Design Copper fin heat exchanger tubes for efficient heat transfer Single stainless steel burner with robust design Blower-driven gas and air mix for reliable performance Hot surface ignitor for consistent start-ups User-Friendly Control - Digital interface for effortless temperature control and diagnostics with run-time and cycle meter.

Professional installation is required for warranty coverage

  • WARNING: The following product(s) can expose you to chemicals which are known to the State of California to cause cancer and birth defects or other reproductive harm. For more information go to www.p65warnings.ca.gov

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