Navien NHW700-160AI-NG NHW-160AI Premium Non-Condensing Tankless Water Heater 160000 BTU/h

Product Description

The NAVIEN NHW700-160AI-NG is a premium non-condensing tankless water heater with a built-in recirculation pump and buffer tank. It features a NaviTech stainless steel heat exchanger and burner, designed for indoor installations. It uses NaviVent 3″ x 5″ concentric venting, is cascading capable, and has low NOx emissions (20ppm).

• Built-in recirculation pump & buffer tank
• NaviTech stainless steel heat exchanger and burner
• Interior unit for indoor installations

Product Highlights

Premium non-condensing tankless water heater with stainless steel heat exchanger, recirculation pump and low NOx emissions.

Product Information

Standard Information

• Brand: NAVIEN
• Manufacturer Part Number: NHW700-160AI-NG

Technical Specifications

• Gas input Domestic hot water: 10,700 – 160,000 BTU/h (3.14 – 46.88 kWh)
• UEF (NG & LP): 0.81
• 35°F temp rise: 7.5 GPM (28.4 l/m)
• 45°F temp rise: 5.8 GPM (22 l/m)
• 67°F temp rise: 4 GPM (15.1 l/m)
• Installation location: Indoor wall-hung
• Venting type: Forced draft direct vent (indoor only)
• Ignition: Electronic ignition
• DHW water pressure: 15-150 PSI (1.05-10.55 kg/cm2)
• Natural gas supply pressure (from source): 3.5 ” WC to 10.5 ” WC (0.87 kPa to 2.61 kPa)
• Propane gas supply pressure (from source): 8 ” WC to 13 ” WC (1.99 kPa to 3.23 kPa)
• Natural gas manifold pressure (min-max): 2.8 ” WC to 0.7 ” WC (0.7 kPa to 0.17 kPa)
• Propane gas manifold pressure (min-max): 5.8 ” WC to 1.3 ” WC (1.4 kPa to 0.32 kPa)
• Minimum flow rate: 0.4 GPM (1.5 l/m), < 0.01 GPM (0.04 l/m) option*
• Cold water inlet: 3/4″ NPT
• Hot water outlet size: 3/4″ NPT
• Gas inlet: 3/4″ NPT
• Main supply: 120V AC, 60 Hz
• Normal: 95 W
• Standby: 4 W
• Anti-frost: 114 W
• External pump: < 150 W, 1.5 A W
• Fuse: 5.0 A
• Casing: Cold rolled carbon steel
• Heat exchangers: Stainless steel
• Safety Devices: Flame rod, APS, VID (vent installation detector), ignition operation detector, water temperature high limit switch, power surge fuse
• Fuel Type: Natural Gas
• Heating Capacity: 160 KBtu/hr
• Indoor/Outdoor: Indoor
• Condensing/Non Condensing: Non-Condensing
• Ultra Low NOx: No
• Series: NHW-AI
• Energy Factor: 0.81
• Commercial/Residential/Dual: Commercial/Residential
• Flow Rate: 7.5 gpm
• Gas Connection: 3/4 in NPT
• Heating Element: Stainless Steel
• Ignition Type: Electronic
• Material: Cold Rolled Carbon Steel
• Mounting Type: Wall-Hung
• Pressure Rating: 15 to 150 psi
• Temperature Rating: 98 to 140 deg F
• Vent Size: 3 x 5 in
• Vent Type: Forced Draft Direct
• Water Connection: 3/4 in NPT