A.O. Smith Signature 100 natural gas water heater, Model G6N-UT5040NVR. 50-gallon capacity, 40,000 BTU input. Dimensions: 11"W x 23.75"D x 60.75"H. Unit has been unboxed and has 2 dents; see photos for exact locations and severity. No category price cap applies to water heaters; priced per condition guidelines.