OptiTHERM
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OT125NOptiTHERM modulating, condensing high-efficiency commercial water heater • 99 gallon • 125,000 BTU/hr • Natural Gas • NSF/ANSI certified • CUL listedModel: OT125NBTU: 125,000 (36.63)Gal: 99 gallonSKU: 55800
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OT150NOptiTHERM modulating, condensing high-efficiency commercial water heater • 99 gallon • 150,000 BTU/hr • Natural Gas • NSF/ANSI certified • CUL listedModel: OT150NBTU: 150,000 (43.96)Gal: 99 gallonSKU: 55802
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OT199NOptiTHERM modulating, condensing high-efficiency commercial water heater • 99 gallon • 199,000 BTU/hr • Natural Gas • NSF/ANSI certified • CUL listedModel: OT199NBTU: 199,000 (58.32)Gal: 99 gallonSKU: 55805
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OT200NOptiTHERM modulating, condensing high-efficiency commercial water heater • 100 gallon • 199,999 BTU/hr • Natural Gas • NSF/ANSI certified • CUL listedModel: OT200NBTU: 199,999 (58.58)Gal: 100 gallonSKU: 55742
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OT250NOptiTHERM modulating, condensing high-efficiency commercial water heater • 100 gallon • 250,000 BTU/hr • Natural Gas • NSF/ANSI certified • CUL listedModel: OT250NBTU: 250,000 (73.26)Gal: 100 gallonSKU: 55745
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OT299NOptiTHERM modulating, condensing high-efficiency commercial water heater • 100 gallon • 299,999 BTU/hr • Natural Gas • NSF/ANSI certified • CUL listedModel: OT299NBTU: 299,999 (87.9)Gal: 100 gallonSKU: 55747
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OT125LPOptiTHERM modulating, condensing high-efficiency commercial water heater • 99 gallon • 125,000 BTU/hr • LP Gas • NSF/ANSI certified • CUL listedModel: OT125LPBTU: 125,000 (36.63)Gal: 99 gallonSKU: 55810
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OT150LPOptiTHERM modulating, condensing high-efficiency commercial water heater • 99 gallon • 150,000 BTU/hr • LP Gas • NSF/ANSI certified • CUL listedModel: OT150LPBTU: 150,000 (43.96)Gal: 99 gallonSKU: 55812
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OT199LPOptiTHERM modulating, condensing high-efficiency commercial water heater • 99 gallon • 199,000 BTU/hr • LP Gas • NSF/ANSI certified • CUL listedModel: OT199LPBTU: 199,000 (58.32)Gal: 99 gallonSKU: 55815
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OT200LPOptiTHERM modulating, condensing high-efficiency commercial water heater • 100 gallon • 199,999 BTU/hr • LP Gas • NSF/ANSI certified • CUL listedModel: OT200LPBTU: 199,999 (58.58)Gal: 100 gallonSKU: 55772
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OT250LPOptiTHERM modulating, condensing high-efficiency commercial water heater • 100 gallon • 250,000 BTU/hr • LP Gas • NSF/ANSI certified • CUL listedModel: OT250LPBTU: 250,000 (73.26)Gal: 100 gallonSKU: 55775
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OT299LPOptiTHERM modulating, condensing high-efficiency commercial water heater • 100 gallon • 299,999 BTU/hr • LP Gas • NSF/ANSI certified • CUL listedModel: OT299LPBTU: 299,999 (87.9)Gal: 100 gallonSKU: 55777
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OT300N2OptiTherm modulating condensing high effeciency commercial water heater. 119 gallons. 300,000 BTU/hr. Natural Gas. NSF/ANSI Certified. UL ListedModel: OT300N2BTU: 300,000 (87.92)Gal: 119 gallonSKU: 55667-2
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OT400N2OptiTherm modulating condensing high effeciency commercial water heater. 119 gallons. 400,000 BTU/hr. Natural Gas. NSF/ANSI Certified. UL ListedModel: OT400N2BTU: 400,000 (117.23)Gal: 119 gallonSKU: 55670-2
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OT500N2OptiTherm modulating condensing high effeciency commercial water heater. 119 gallons. 500,000 BTU/hr. Natural Gas. NSF/ANSI Certified. UL ListedModel: OT500N2BTU: 500,000 (146.50)Gal: 119 gallonSKU: 55672-2