Takagi TK-540P-NIH Condensing Natural Gas Indoor Tankless Water Heater W/Built In Recirc Pump

Overview

• ENERGY STAR qualified
• 15-year limited Heat Exchanger Warranty, 5-year parts warranty, 1-year labor warranty for Residential applications
• 6-year limited Heat Exchanger Warranty, 5-year parts warranty, 1-year labor warranty for Commercial applications
• Integrated Recirculation Pump - 1/2" pipe - 100'; 3/4" pipe - 500'
• Primary heat exchanger is constructed of a commercial grade copper that is more resilient to erosion.
• Secondary heat exchanger is made of type 316L stainless steel to protect against corrosion.
• Complies with SCAQMD 1146.2 Ultra-Low NOx regulations of less than 14 ng/J (<20ppm)
• Easy-Link with up to three other T-H3 units to increase flow capacity
• Common Vent up to 8 units
• Condensing Indoor model
• Safety features include Air-Fuel ratio (AFR) sensor, freeze protection, overheat cut-off fuse, exhaust & water temperature safety control, and troubleshooting diagnostic codes