199,000 BTU Non-Condensing tankless water heater for heavy residential or light commercial use.
The ATO-510U 200+ for outdoor installation is perfect for heavy residential applications such as domestic recirculation systems or space heating, as well as commercial applications like small beauty salons and restaurants.
New, Improved Features
• Heat-resistant copper heat exchanger tubing
• A remote control is included (item number 100209924). Install up to 400 feet from the heater using minimum 20 gauge control wire (not included).
• Thicker heat exchanger drum
• Includes a pump control port
• Easy-Link System for up to 4 units
• Set up for natural gas from factory, but field convertible from NG to LP with included gas conversion kit
• 199,000 BTUs
• Maximum flow rate of 10.0 GPM
• Non-condensing technology
• Ultra-Low NOx emissions (natural gas only). Complies with SCAQMD Rule 1146.2 for NOx emissions requirement of 14 ng/J or 20 ppm
• Complies with lead-free standards
• Built-in freeze protection
• Indoor models include factory-installed 120V power cord with plug
• Manual reset high limit (Set at 194°F)
• Overheat cutoff fuse
• Inlet and outlet thermistors for constant temperature monitoring
• Can be used for radiant/hydronic/space heating as well as the usual running hot water (domestic hot water/DHW). See page 36 of the installation manual (download below).
• Recess Box (for outdoor models)
• Pipe Cover
• Isolation Valve Kit