American Pro Line 40-Gallon Electric Water Heater
American Pro Line 40-Gallon Electric Water Heater Review
The American Pro Line 40-Gallon Electric is the smaller-capacity sibling of the American Pro Line 50-Gallon Electric. A.O. Smith-built water heater in the American Pro Line commercial-leaning crossover line, sold through plumbing supply houses and hardware stores.
Specs: 40 gallons stored, two 4500W heating elements (240V), UEF 0.93, 52-gallon FHR, 6-year tank and 1-year parts warranty (commercial warranty terms). Glass-lined steel tank, magnesium anode rod.
The "Pro Line" designation indicates commercial-residential crossover positioning — built for higher-cycle applications than pure residential. The 40-gallon capacity covers smaller commercial water heating applications (small office, salon, small food service) and 1-2 person residential applications with frequent use cycles.
About $479 unit, $1,050 installed. Right buyer: light commercial application or commercial-leaning residential install (rental property with frequent turnover, small business). For primary residences with normal-use cycles, A.O. Smith Signature Premier or Rheem Performance Platinum (both 12-year warranty) is the better economic choice.