Richmond RHE50

It holds 46 gallons in the test, 4 gallons less than its 50-gallon sold size. Over one hour from a full tank, it gave 87 gallons in the test (its first-hour rating). Reheating lets it give 41 gallons beyond the 46 gallons in its tank. Of 763 gas storage models, 143 give more hot water in the first hour. The median gas storage model gives 78 gallons in the first hour of the test.

It was not listed as ENERGY STAR certified on Oct 26, 2026. In tests, 80% of the energy it uses ends up as hot water (UEF 0.80). The daily hot water use in the test, called its draw pattern, was high. Among 434 gas storage models on its draw pattern, 50 have a higher UEF. For its type and draw pattern, the UEF runs from 0.61 to 0.90. Of the energy spent to reheat water, 89% goes into it (its recovery efficiency).

It is sold as 6RHE50 and 6RHE50P. All of its test figures are shared by 3 other basic models. Of those, one or more are under the ECOSENSE, Rheem, and Ruud brands. You can find the whole group on the page for the Rheem RHE50.

It may qualify for 2 rebate programs in 2 states.