ProLine® 100-Gallon Ultra-Low NOx High Recovery Gas Water Heater

Model GCN-100
4.5 out of 5 Customer Rating
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Capacity (Gallons)
  • Delivers 81-gallon first hour rating
  • 75,100 BTU input atmospheric vent design delivers up to 0.58 Uniform Energy Factor
  • Ultra-Low NOX Green Choice® Gas Burner, meets or exceeds emission requirements in California & Utah
Product Details
  • Delivers 81-gallon first hour rating
  • 75,100 BTU input atmospheric vent design delivers up to 0.58 Uniform Energy Factor
  • Ultra-Low NOX Green Choice® Gas Burner, meets or exceeds emission requirements in California & Utah
  • Fully automatic control system with safety shutoff, prevents excessive water temperature and requires no power
  • Push-button piezo ignitor makes lighting pilot fast & easy
  • Heavy gauge steel jacket for added durability
  • Patented Blue Diamond® glass tank lining protects against corrosion
  • DynaClean™ automatic cleaning system protects against sediment build-up
  • Stainless steel Coregard™ anode rod protects against corrosion longer than ordinary anodes
  • 6-year limited tank and parts warranty

  • The ProLine® 100-Gallon Ultra-Low NOx High Recovery Gas Water Heater is designed to deliver reliable hot water for large demands. It includes a fully autmatic controls for more accurate temperature control and requires no electrical connections. For added peace of mind, this model includes a fixed automatic safety gas shutoff device. Featuring a 98-gallon (nominal) tank and a 75,100 BTU gas burner, the GCN-100 standard vent delivers a thermal efficiency of 80%, a Uniform Energy Factor of 0.58, and a recovery rate of 81 gallons per hour. It carries a 6-year limited warranty, and meets Ultra-Low NOx emission requirements. Environmentally-friendly insulation and factory-installed heat trap nipples reduce heat loss for maximum energy savings. This ProLine® water heater is designed with A. O. Smith's superior commercial-grade tank protection. Advanced tank features include stainless steel Coregard™ anode rod, Blue Diamond® glass lining and DynaClean™ automatic sediment-cleaning system, all designed to help protect the tank from the corrosive effects of water and extend the life of the water heater. A. O. Smith’s ProLine® water heaters are residential products built to commercial-grade standard and are only available for purchase through professional wholesalers and contractors.

Specifications
Tech Specs
Nominal Gallon Capacity
98 Gallons
Rated Storage Volume
95 Gallons
UEF
0.58
Thermal Efficiency
81%
Maximum BTUs
75,100
Power Source
GAS
Limited Tank Warranty
6 Years
Limited Parts Warranty
6 Years
T&P Relief Valve
TRUE
Water Connection Size
1.25"
Emissions
Ultra-Low NOx
First Hour Rating
120 Gallons
ASME Certified
No
Blanket Included
No
Destination Country
US
Flue Diameter
5.00
Fuel Source
NATURAL
Height to Gas Valve
16.00
Height to T&P
58.75
Ignition Type
Pilot with Piezo Igniter
Installation Type
INDOOR
Application
RESIDENTIAL
Recovery Rise at 90°F
82
Shipping Height 
67.88
Shipping Length 
33.12
Shipping Width 
30.12
Side Loop
No
Dimension & Venting
Type
Water Heater
Height
66.5"
Diameter
27.75 in."
Shipping Weight
322lbs
Find a Replacement
Current Product
Option 2
ProLine® 100-Gallon Ultra-Low NOx High Recovery Gas Water Heater
ProLine® XE Ultra-Low NOx Indoor 199,000 BTU Condensing Natural Gas Tankless Water Heater
GCN-100
ATI-540H
Rebates up to $300 +
Rebates up to $300 +
Nominal Capacity
98 Gallons
Rated Storage Volume
95 Gallons
Diameter
27.75 in."
Width
17.75"
Depth
31.5"
11.25"
Height
66.5"
23.63"
Shipping Weight
322lbs
70lbs
Power Source
GAS
GAS
Limited Tank Warranty
6 Years
15 Years
Limited Parts Warranty
6 Years
5 Years
T&P Relief Valve
TRUE
Water Connection Location
BOTTOM
Water Connection Size
1.25"
First Hour Rating
120 Gallons
Thermal Efficiency
81%
0%
All Reviews for ProLine® Ultra-Low Nox High Recovery (100 series)
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