Hot Water List

Hubbell water heaters

15 basic models and 15 listed models.

Certified figures by basic model

Hubbell basic models and their certified figures
Basic modelTypeStorage volume (gal)UEFFirst-hour rating (gal)Recovery efficiencyModel numbers
ME-40 Electric storage 370.924698% ME-40
ME120 Grid-enabled 1070.9110098% ME120
ME120HPT Heat pump 1093.38105355% ME120HPT
ME30 Electric storage 290.924298% ME30
ME50 Electric storage 470.925698% ME50
ME50HPT Heat pump 473.4658373% ME50HPT
ME55 Electric storage 520.926498% ME55
ME65HPT Heat pump 573.3470368% ME65HPT
ME80 Grid-enabled 780.928598% ME80
ME80HPT Heat pump 743.4886365% ME80HPT
MP120F Grid-enabled 1190.9011798% MP120F
MP30F Electric storage 300.924298% MP30F
MP45F Electric storage 440.925798% MP45F
MP55F Electric storage 540.925898% MP55F
MP80F Grid-enabled 800.928398% MP80F

A range means the models under one basic model differ. A dash means the model has no such figure.

This brand's highest UEF, the energy that reaches the water for each unit used, is 3.48. A heat pump reaches this UEF by taking heat from the air around it. That UEF belongs to the ME80HPT, a heat pump model. Of its 15 basic models, 4 list an ENERGY STAR certified model.

Its basic models are electric storage, grid-enabled, and heat pump water heaters. Its first-hour peak, 117 gallons, comes from the MP120F. Part of those 117 gallons is water warmed as the tank drains.

Among the 117 brands on this site, 34 list more model numbers than Hubbell. Of the other brands, 3 list at least one of this brand's basic model numbers. The largest overlap is with VAUGHN THERMAL, at 15 basic model numbers.

Basic models shared with other brands

Hubbell basic models also listed under another brand
BrandShared basic models
VAUGHN THERMAL15
VAUGHN11
Noritz4

Updated Oct 17, 2026 · Methodology