Jandy
Jandy Jxi Natural Gas Heater 400,000 BTU ASME Compliant-JXI400NC
Warranty coverage included.
Order now — estimated delivery in 2–5 business days
Typically ships within 1 business day — free, with tracking
Ships within 1 business day. Most orders arrive in 2–5 business days with tracking.
30-day returns. Unopened items returnable; damaged arrivals made right, fast.
Not sure this fits your setup?
Call 602-529-1901 — a real pool pro will confirm compatibility before you order.
Product overview
Jandy · Part # JXI400NC
⚠️ Notice: Model Update
The Jandy JXi 400,000 BTU Natural Gas Heater (JXI400NC) has been discontinued and replaced with the upgraded JXiQ400NC. Any order placed for this model will automatically be fulfilled with the newest version at no additional cost.
Jandy JXi Natural Gas Heater 400,000 BTU ASME Compliant (JXI400NC)
The Jandy JXi 400,000 BTU Natural Gas Heater is built for high performance and efficiency, delivering powerful heating for large pools and spas. With ASME compliance, this heater is designed to meet commercial-grade safety and durability standards.
Its compact, lightweight design allows for flexible installation, while advanced digital controls ensure precise temperature management and energy savings. Engineered with reliability in mind, the JXi series is a trusted choice for professional-grade pool and spa heating.
Warranty, shipping & compatibility
This product is covered by our warranty. Professional installation is recommended for equipment items to ensure proper electrical setup, plumbing connection, and programming. Before ordering, confirm your voltage, plumbing size, and any automation requirements — or simply call us at 602-529-1901 and we'll verify the right model for your system.
Shipping is free nationwide on every order. In-stock items leave our dock within 1 business day and typically arrive within 2–5 business days; oversized equipment like heaters ships by freight carrier with delivery scheduling. Unopened products can be returned within 30 days — and if anything arrives damaged, we'll take care of it immediately.
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