VG6250T76NV - ProLine® XE Nautilus™ 50 Gallon Tall High Efficiency Power Vent Natural Gas Water Heater - 6 Year Warranty

VG6250T76NV - ProLine® XE Nautilus™ 50 Gallon Tall High Efficiency Power Vent Natural Gas Water Heater - 6 Year Warranty Where to Buy

ENERGY STAR QualifiedProLine® XE

Today’s homes demand more hot water than ever before, and the 94% efficient Nautilus™ power vent gas water heater offers unprecedented levels of performance to meet the need. The 50-gallon Nautilus™ delivers more hot water than a standard 75-gallon atmospheric gas water heater. In fact, the fully condensing Nautilus™ design is so advanced, it can deliver “continuous hot water for shower after shower” at a constant flow of over 3 gpm at a 40° rise. Yet Nautilus™ is easy to install, with height, diameter and installation requirements similar to standard power vent units.


  • ENERGY STAR® qualified
  • 6-year limited Tank warranty, 6-year parts warranty for Residential applications
  • Helical Internal Heat Exchanger - Spiral heat exchanger keeps hot combustion gases in the tank longer lengthening the heat transfer cycle
  • Power Vent design uses 2" or 3" Schedule 40 PVC pipe for intake and exhaust and can be vented vertically thru-the-roof or horizontally thru-the-wall
  • Modular Blower - Equipped with 120 volt, 60 Hz electrical system (rating 5 amps or less), 6-foot cord with standard 3-prong connector, 2” PVC pipe, elbows and condensate drain supplied to connect heat exchanger outlet to blower
  • Side-mounted hot and cold recirculating taps allows water heaters to be installed as part of combination space heating/water heating applications
  • Intelli-Vent™ Gas Control - Equipped with nearly indestructible silicon nitride hot surface ignitor — no standing pilot, advanced electronics for more precise control of water temperature and easy-to-understand system diagnostics
  • Two heavy-duty Anode Rods provide added protection against corrosion
  • Commercial grade glass lining protects all interior tank surfaces including inside and outside of the helical heat exchanger
  • Green Choice® gas burner has a patented 'Eco-Friendly' design that reduces NOx emissions of less than 10 ng/j
  • Factory installed CSA Certified and ASME Rated Temperature & Pressure (T&P) relief valve

CSA Low Lead Content ENERGY STAR Qualified Green Choice Gas-Fired Burner Gas-Fired UL Listed AHRI Certified

Tech Specs

  • Nominal Capacity:
    ?Nominal Capacity is a representative number provided by a manufacturer for comparison purposes. The actual rated storage volume of our water heaters may be found on the product details page on our website.
  • Rated Storage Volume:
    ?Rated Storage Volume is the measured storage volume defined by the Department of Energy.
  • UEF: 0.88
  • Family Size: 4
  • ENERGY STAR® Qualified: Yes
  • Limited Warranty Tank: 6
  • Limited Warranty Parts: 6
  • Max BTUs Input: 76,000
  • Emissions: Low NOx
  • Water Connection Location: Top
  • Water Connection Size: 3/4
  • First Hour Recovery (Gallons): 124


  • Height: 68 5/8"
  • Height w/Draft Hood: 71 1/8"
  • Diameter: 22"
  • Width: 22"
  • Depth: 27"
  • Weight: 210 lbs.
  • Vent Size: 2 or 3"

Technical Documents:

Support Resources: