











1 Day
20
0
$600.00
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Intellihot iQ251D Gen II tankless water heating system. This isn't your standard residential unit—it is a "workhorse" designed for the most demanding industrial and commercial applications. The "D" model is specifically engineered with a robust 316L stainless steel heat exchanger to handle highly corrosive deionized (DI) and RO water, making it ideal for labs, manufacturing, or commercial pool heating. Heating Capacity: 251,000 BTU/hrEfficiency: 96% Thermal Efficiency (Energy Star Certified)Flow Rate: Up to 13.8 GPM (at 35°F rise)Fuel Type: Natural Gas (NG) or Propane (LP) convertibleInstallation: Wall-mounted, Indoor or OutdoorTechnology: 3.5" Color Touchscreen for easy troubleshooting and usage data Pick up only
KSL Classifieds makes it easy to buy and sell with peace of mind. Check our safety tips and quickly report anything that doesn’t look right to keep your experience smooth and secure.












1 Day
20
0
$600.00
Note: KSL, its service providers, and the seller receive data from this message. See our Privacy Notice and TOU for details.
KSL Classifieds makes it easy to buy and sell with peace of mind. Check our safety tips and quickly report anything that doesn’t look right to keep your experience smooth and secure.












Intellihot iQ251D Gen II tankless water heating system. This isn't your standard residential unit—it is a "workhorse" designed for the most demanding industrial and commercial applications. The "D" model is specifically engineered with a robust 316L stainless steel heat exchanger to handle highly corrosive deionized (DI) and RO water, making it ideal for labs, manufacturing, or commercial pool heating. Heating Capacity: 251,000 BTU/hrEfficiency: 96% Thermal Efficiency (Energy Star Certified)Flow Rate: Up to 13.8 GPM (at 35°F rise)Fuel Type: Natural Gas (NG) or Propane (LP) convertibleInstallation: Wall-mounted, Indoor or OutdoorTechnology: 3.5" Color Touchscreen for easy troubleshooting and usage data Pick up only











