Navien NPE-180A2NG NPE-180A2 High Efficiency Condensing Tankless Water Heater 150,000 BTU

Product Description

The NAVIEN NPE-180A2NG is a high efficiency condensing tankless water heater with premium features. It features a ½” gas pipe capable up to 24′, a field convertible gas system, and ultra condensing efficiency. The water heater has dual stainless steel heat exchangers, low NOx emissions (20ppm), and is SCH 40, 2″ venting up to 75′. It also has cascading capability and an EZNav multi-line control panel.

• ½” gas pipe capable up to 24′
• Field convertible gas system
• Ultra condensing efficiency

Product Highlights

High efficiency condensing tankless water heater with premium features, dual stainless steel heat exchangers and low NOx emissions.

Product Information

Standard Information

• Brand: NAVIEN
• Manufacturer Part Number: NPE-180A2NG

Technical Specifications

• Heat Capacity (input) Natural gas: 10,000 – 150,000 BTU/h (2.93 – 43.95 kWh)
• Heat Capacity (input) Propane: 10,000 – 150,000 BTU/h (2.93 – 43.95 kWh)
• UEF (NG & LP): 0.95
• Flow rate (DHW) 35°F temp rise: 8.4 GPM (31.8 l/m)
• Flow rate (DHW) 45°F temp rise: 6.5 GPM (24.6 l/m)
• Flow rate (DHW) 67°F temp rise: 4.3 GPM (16.3 l/m)
• Dimensions: 17.3″ W x 27.4″ H x 13.2″ D (43.9cm W x 69.6cm H x 33.5cm D)
• Boiler weight: 73 lbs (33.1 kg)
• Installation location: Indoor or outdoor wall-hung
• Venting type: Forced draft direct-vent
• Ignition: Electronic ignition
• 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): -0.03 ” WC to -0.55 ” WC (-0.0075 kPa to -0.14 kPa)
• Propane gas manifold pressure (min-max): -0.02 ” WC to -0.55 ” WC (-0.005 kPa to -0.14 kPa)
• Minimum flow rate: 0.5 GPM (1.9 l/m), < 0.01 GPM (0.04 l/m) option*
• Cold water inlet: 3/4″
• Hot water outlet size: 3/4″
• Gas inlet: 3/4″
• Main supply: 120V AC, 60 Hz
• Maximum power consumption: 200 W (max 2 A), 350 W (max 4 A) with external pump connected
• Casing: Cold rolled carbon steel
• Heat exchangers Primary heat exchanger: stainless steel
• Heat exchangers Secondary heat exchanger: stainless steel
• Exhaust: 2″ or 3″ PVC, CPVC, approved polypropylene and stainless steel 2″ or 3″ special gas vent type BH (Class II, A /B/C)
• Intake: 2″ or 3″ PVC, CPVC, approved polypropylene and stainless steel 2″ or 3″ special gas vent type BH (Class II, A /B/C)
• Vent clearances: 0″ to combustibles
• High elevations: 10,100 feet for both NG or LP gas
• Safety Devices: Flame rod, APS, ignition operation detector, water temperature high limit switch, exhaust temperature high limit sensor, power surge fuse, burner high limit fuse, vent installation detector (VID)
• Gas Pipe: 0.5″ up to 24 feet and 2″ up to 75 feet
• Gas Type: Natural gas or liquid propane (kit included)
• Installation: Indoor or Outdoor installs. Outdoor installs will need a vent cap
• Heat Exchanger: Stainless steel heat exchangers – dual
• Emissions: Ultra condensing and low emissions
• Venting: SCH 40 compatible venting
• Remote Control: Can be remote controlled
• Recirculation: Recirculation feature is included with internal mini buffer tank
• Inlet: 3/4″ water and gas inlet