HEATER JXI 400K BTU PROPENE GAS - JXI400P

SKU: JXI400P
Regular price $3,429.33

Available for pickup at

  • MT Pool Distributor Broward (4) in stock
  • MT Pool Distributor Corporate (4) in stock
  • MT Pool Distributor North (17) in stock
  • MT Pool Distributor South (1) in stock
In stock

The Jandy JXi 400K BTU Propane Pool Heater (JXI400P) delivers exceptional performance and efficiency for pool contractors demanding reliable commercial-grade heating solutions. With 84% thermal efficiency and Low-NOx technology, this ultra-compact heater fits on a 2' x 2' pad while being 38% lighter and 28% smaller than competitors, making installation faster and more profitable for your projects.

Commercial Installation Benefits

Designed for quick replacement of Mastertemp® and Max-E Therm® heaters without plumbing adjustments, reducing labor costs and project timelines. The digital control system provides precise temperature management, while the stainless steel header and copper heat exchanger ensure long-lasting durability that protects your service reputation. The flip-up electrical panel and rotatable top design streamline service calls and maintenance.

Why Pool Contractors Choose MT Pools

MT Pools provides superior customer service with expert technical support for complex commercial installations. Our B2B wholesale pricing structure maximizes your profit margins while our reliable inventory ensures your heating projects stay on schedule. With daily recurring customer support, you get a trusted partner for all your pool heating needs.

Frequently Asked Questions

Is the JXI400P compatible with existing automation systems?

Yes, the JXI400P is automation-ready and compatible with AquaLink® systems for control via the iAquaLink™ app, making it ideal for smart pool installations.

What are the flow rate requirements for this heater?

The JXI400P operates with a maximum flow rate of 100 GPM and minimum flow rate of 30 GPM, suitable for most commercial pool applications.

Does this heater meet California emissions standards?

Yes, the JXI400P complies with California SCAQMD Rule 1146.2 and features Low-NOx technology, making it suitable for installations in strict emissions areas.

What electrical requirements does this heater have?

The JXI400P operates on either 120 VAC at less than 5 amps or 240 VAC at less than 2.5 amps, providing flexible electrical installation options.

Order Today

Join thousands of pool contractors who trust MT Pools for their commercial heating equipment. Our expert team provides technical guidance and fast shipping to keep your projects profitable and on schedule.

• 400,000 BTU propane gas heater with 84% thermal efficiency
• Low-NOx technology compliant with SCAQMD Rule 1146.2
• Ultra-compact design: fits 2' x 2' pad, 38% lighter than competitors
• Digital control system for precise temperature management
• Stainless steel header and copper heat exchanger construction
• Maximum flow rate: 100 GPM, minimum flow rate: 30 GPM
• CSA certified for elevations up to 4,500 feet above sea level
• Includes Versa Plumb® Sweep Elbow and universal union fittings
• AquaLink® compatible with iAquaLink™ app control
• Rotatable top design for flexible installation options
• Flip-up electrical panel for convenient service access
• Direct replacement for Mastertemp® and Max-E Therm® heaters
• 3/4 inch NPT gas connection with 4.0 in WC operating pressure
• 2 inch PVC/CPVC water connections (unthreaded or threaded union)
• 4-inch Category III exhaust vent connection
• Dual electrical options: 120 VAC <5 amps or 240 VAC <2.5 amps
• Compact dimensions: 22.1" D x 26.5" H x 24.9" W, 117 lbs
• Includes 75 psi pressure relief valve and key safety components
• CSA design-certified compliant with ANSI® Z21.56 and CSA 4.7
• NFPA® 54/ANSI Z223.1 and CAN/CSA-B149.1 code compliant