Navien NPE-210S2NG NPE-210S2 180,000 BTU condensing premium gas tankless water heater

Product Description

The Navien NPE-210S2NG is a condensing premium gas tankless water heater with 180,000 BTU. Navien has been pushing the boundaries of efficiency for 25 years, resulting in an effective and green water heating unit. The NPE-210S2 utilizes condensing technology which captures additional heat lost by typical water heaters. Reduced vent temperatures allow for PVC venting, saving money and contributing to ease of installation.

• Saves space and provides higher efficiency.
• Most energy efficient model.
• Easy to install and maintain.

Product Highlights

This Navien tankless water heater features condensing technology, stainless steel heat exchangers, and is easy to install.

Product Information

Standard Information

• Brand: NAVIEN
• Manufacturer Part Number: NPE-210S2NG
• Country of Origin: KOREA, REPUBLIC OF

Technical Specifications

• Gas Type: Natural gas or liquid propane (kit included)
• Install Type: 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: The NPE-S2 series does not have recirculation
• Inlet: 3/4" water and gas inlet
• Heat Capacity (input) Natural gas: 12,000 - 180,000 BTU/h
• Heat Capacity (input) Propane: 12,000 - 180,000 BTU/h
• UEF (NG & LP): 0.96
• Flow rate (DHW) 19°C temp rise: 38.2 l/m (10.1 GPM)
• Flow rate (DHW) 25°C temp rise: 29.5 l/m (7.8 GPM)
• Flow rate (DHW) 37°C temp rise: 20.1 l/m (5.3 GPM)
• Installation location: Indoor or outdoor wall-hung
• Venting type: Forced draft direct-vent
• Ignition: Electronic ignition
• Water pressure: 1.05-10.55 kg/cm 2 (15-150 PSI)
• Natural gas supply pressure (from source): 3.5 " WC to 10.5 " WC
• Propane gas supply pressure (from source): 8 " WC to 13 " WC
• Natural gas manifold pressure (min-max): -0.03 " WC to -0.76 " WC
• Propane gas manifold pressure (min-max): -0.02 " WC to -0.76 " WC
• Minimum flow rate: 1.9 l/m (0.5 GPM)
• Cold water inlet: 3/4" NPT
• Hot water outlet size: 3/4" NPT
• Gas inlet: 3/4" NPT
• 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 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. Please refer to Installation Manual for additional details and instructions.
• 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)
• Application: Indoor/Outdoor
• Energy Star: Y
• Hot Water @ 35°F Rise Capacity: 10.1 GPM
• Hot Water @ 45°F Rise Capacity: 7.8 GPM
• Hot Water @ 70°F Rise Capacity: 5 GPM
• Max. BtuH Input: 180,000
• Min. BtuH Input: 12,000
• Model #: NPE-210S2