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Deal.ai › Navien
Navien
NPE-240S2 Condensing Tankless Water Heater
Navien

NPE-240S2 Condensing Tankless Water Heater

4.8(5 ratings)

Best price now

$489.00at VotaraObserved at 8:55 PM

73% under what the other stores charge

Compared across 9 stores. Prices are checked against each store and labelled with when.

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Price facts

  • Last seen at $489.00 at Votara on Nov 8.
  • Checked at 9 stores.

NPE-240S2 Condensing Tankless Water Heater prices at every store

  • VotaraNew

    In stockReturn policy

    $489.00Observed at 8:55 PM
    Visit Votara
  • GoalloNew

    In stock

    $538.25Free shippingObserved at 8:27 PM
    Visit Goallo
  • coldsuppNew

    In stock

    $588.25Free shippingObserved at 8:27 PM
    Visit coldsupp
  • United Plumbing & Fire SupplyNew

    In stockReturn policy

    $1,645.00Observed at 8:55 PM
    Visit United Plumbing & Fire Supply
  • SupplyStop.comNew

    In stockReturn policy

    $1,810.00Observed at 8:55 PM
    Visit SupplyStop.com
  • The House SupplierNew

    In stockReturn policy

    $1,987.50Observed at 8:55 PM
    Visit The House Supplier
  • PDI Kitchen, Bath & LightingNew

    In stockReturn policy

    $2,280.00Observed at 8:55 PM
    Visit PDI Kitchen, Bath & Lighting
  • PartsApplianceNew

    In stockReturn policy

    $2,326.37Observed at 8:55 PM
    Visit PartsAppliance
  • Gas WarehouseNew

    In stock

    $2,509.50Observed at 8:55 PM
    Visit Gas Warehouse

Also available at

  • United Plumbing and Fire SupplyCheck price at United Plumbing and Fire Supply

NPE-240S2 Condensing Tankless Water Heater price history

Lowest price we've seen: $538.25 on Nov 9 at Goallo. Tracked across 3 stores since Nov 9.

From Votara

  • Condensing tankless water heater with 199,900 BTU/h max input
  • 0.96 UEF, ENERGY STAR® certified
  • Up to 11.2 GPM flow at 35°F temperature rise; minimum 0.5 GPM
  • Dual stainless steel heat exchangers, ultra condensing
  • Indoor or outdoor wall-hung installation
  • Cascading capable with up to 12 units, common venting capable
Materials
Dual stainless steel heat exchangers
Care
Follow the installation manual, venting requirements, local gas and plumbing codes, and manufacturer instructions.
Returns
Hassle-free returns on eligible orders.
Shipping
Free shipping on all orders; quick, tracked delivery to your door.

About the NPE-240S2 Condensing Tankless Water Heater

The Navien NPE240S2-NG Tankless Water Heater: Efficient Hot Water Solution

Navien NPE-240S2 Tankless Water Heater – 199K BTU, Natural Gas

The Navien NPE-240S2 is a top-performing condensing tankless water heater, built for residential and light commercial use. With advanced ComfortFlow® technology and 199,000 BTU heating capacity, it delivers endless hot water with maximum energy efficiency and reliability.

✅ Regularly stocked – same-day or next-day pickup available

📞 Call to confirm availability before pickup

Key Features:

• 199,000 BTU max input

• Ultra high efficiency (0.96 UEF)

• Natural gas-powered

• Condensing technology with dual stainless steel heat exchangers

• NaviLink™ Wi-Fi control compatible (sold separately)

• Low NOx emissions

• 2" or 3" PVC venting options

• Energy Star® certified

Specifications:

Model: NPE-240S2

Fuel Type: Natural Gas

Dimensions: 17.3" W x 13.2" D x 27.4" H

Weight: 75 lbs

Max Flow Rate: Up to 11.2 GPM

Common Applications:

• Residential homes with multiple bathrooms

• Light commercial buildings

• High-demand hot water systems

Specifications

Uniform Energy Factor

Questions and answers

Where is the NPE-240S2 Condensing Tankless Water Heater cheapest?
At Votara, for $489.00, 73% under what the other stores charge, as of our latest check.
What do buyers say about the NPE-240S2 Condensing Tankless Water Heater?
Rated 4.8 out of 5 from 5 ratings.
Where can I buy the NPE-240S2 Condensing Tankless Water Heater?
9 stores we checked sell it, including Votara, The House Supplier, SupplyStop.com, United Plumbing & Fire Supply, Gas Warehouse.

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All Navien deals and products →
0.96
Source
Max flow rate
5.8Source
Heat input range
13,300 - 199,900 BTU/h (3.9 - 58.57 kWh)Source
Gas pipe capability
½" gas pipe capable up to 24'Source
Venting
SCH 40, 2" venting up to 75'Source
NOx emissions
20ppmSource
Common venting
up to 12 unitsSource
Gas type
NG/LPSource
Weight
73Source
Application
Indoor/OutdoorSource
Flow at 35°F rise
11.2 GPMSource
Energy Efficiency
Ultra high efficiency (0.96 UEF), Ultra condensing efficiency
Fuel Type
Natural Gas
Product Type
Tankless Water Heater
System Type
Tankless Water Heater
Heating Method
Tankless
Heating Capacity
199,900 BTU/h
Heating Element
Dual stainless steel heat exchangers
Power Voltage
120V
Safety Features
Ultra Low Nox, Low NOx emissions (20ppm)
Safety Certification
CSA
Installation Type
Wall-mounted
Connection Size
½" gas pipe capable up to 24'
Installation Location
Indoor/Outdoor
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