
Jandy JXiQ™ 400K BTU Natural Gas Pool & Spa Heater – Copper Heat Exchanger, VersaFlo™, Smart Control, Poly Headers
Premium Performance Meets Smart Heating Technology
The Jandy JXiQ™ 400K BTU Pool & Spa Heater is the ultimate solution for efficient, reliable, and intelligent pool heating. Engineered for today's demanding pool environments, this compact natural gas heater combines advanced automation compatibility with cutting-edge performance features to deliver fast, powerful heating with streamlined installation and maintenance.
Designed with a high-efficiency copper heat exchanger and VersaFlo™ integrated bypass technology, the JXiQ heater optimizes energy use, reducing operating costs while extending equipment lifespan. The 84% thermal efficiency rating makes it one of the most economical gas heaters in its class.
Key Features of the JXiQ™ Natural Gas Heater:
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Smart Dual Voltage Auto-Sensing: Automatically detects and adjusts to 120V or 240V power for simple installation.
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Low Gas Pressure Sensor: Unique safety feature prevents ignition if gas pressure is too low, protecting the unit and ensuring safe operation.
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Advanced Diagnostic Sensors: Enhanced troubleshooting capabilities reduce service time and increase reliability.
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VersaFlo™ Bypass Technology: Built-in bypass valve increases hydraulic efficiency, making it ideal for variable-speed pump systems.
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Compact & Durable Design: The slim 22.9” width and 22.1” depth make it one of the smallest heaters in its class, ideal for tight equipment pads. Rodent-resistant construction with a sacrificial anode offers extended corrosion protection.
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Smart Control & Connectivity: Monitor and control heater performance via a large digital display or remotely through the iAquaLink® app.
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Eco-Conscious Choice: With a maximum input of 399,000 BTU and compatibility with automation systems, this heater is ideal for energy-smart pool owners seeking performance without compromise.
Specifications at a Glance:
Feature | Details |
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BTU Input | 399,000 BTU/hr |
Fuel Type | Natural Gas |
Heat Exchanger | Copper |
Header Material | High-Temperature Polymer |
Efficiency Rating | 84% |
Minimum Flow Rate | 30 GPM |
Maximum Flow Rate | 100 GPM |
Pool Surface Area | Up to 600 sq. ft. |
Dimensions | 22.9" W x 22.1" D x 26.5" H |
Weight | 126 lbs |
Vent Diameter | 8 inches |
Smart Automation | iAquaLink® Compatible |
Installation | Professional Installation Required |
Why Choose the Jandy JXiQ™ Heater?
Whether you’re upgrading your existing pool heater or installing new, the Jandy JXiQ™ 400K BTU gas pool heater offers unmatched convenience, safety, and efficiency. Perfect for pool and spa owners looking for smart technology, compact design, and reliable heating performance.