Product Comparison
Series Discontinued: ProLine® XE Outdoor 180,000 BTU Condensing Natural Gas Tankless Water Heater
Adapt® SC Standard Condensing 180,000 BTU Natural Gas Tankless Water Heater
Adapt® SC Standard Condensing 199,000 BTU Natural Gas Tankless Water Heater
STM-180M-N
STM-199M-N
Rebates up to $300 +
Rebates up to $300 +
Rebates up to $300 +
Nominal Capacity
1 Gallons
1 Gallons
Width
17.75"
17.12"
17.12"
Depth
11.25"
11.85"
11.85"
Height
23.625"
32.46"
32.46"
Shipping Weight
69lbs
93lbs
93lbs
Power Source
GAS
GAS
GAS
Limited Tank Warranty
0 Years
0 Years
0 Years
Limited Parts Warranty
5 Years
5 Years
5 Years
T&P Relief Valve
No
Water Connection Location
BOTTOM
BOTTOM
BOTTOM
Water Connection Size
0.75"
0.75"
0.75"
First Hour Rating
1 Gallons
Thermal Efficiency
0%
0%
0%
Specifications
Tech Specs
Power Source
GAS
Limited Parts Warranty
5 Years
T&P Relief Valve
No
Water Connection Location
BOTTOM
Water Connection Size
0.75"
First Hour Rating
1 Gallons
Fuel Source
NATURAL
Limited Heat Exchanger Warranty
15 Years
Dimension & Venting
Height
23.625"
Width
17.75"
Shipping Weight
69 lbs
Product Literature
Technical Literature
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