Hot Water List

HTP water heaters

15 basic models and 15 listed models.

Certified figures by basic model

HTP basic models and their certified figures
Basic modelTypeStorage volume (gal)UEFFirst-hour rating (gal)Recovery efficiencyModel numbers
ELV055*2***** Electric storage 550.947798% ELV055*2*****
ELV055C2X045NDR Electric storage 550.947798% ELV055C2X045NDR
EVG-100****** Grid-enabled 960.938698% EVG-100******
EVG080****** Grid-enabled 780.938698% EVG080******
EVG115****** Grid-enabled 1110.9010198% EVG115******
EVR040*2X*** Electric storage 390.945698% EVR040*2X***
EVR040C2X045NDR Electric storage 390.945798% EVR040C2X045NDR
EVR052*2X*** Electric storage 480.936298% EVR052*2X***
EVR052C2X045NDR Electric storage 480.936598% EVR052C2X045NDR
PH100-119**** Gas storage 1120.9017896% PH100-119****
PH100-55**** Gas storage 530.8918799% PH100-55****
PH100-80**** Gas storage 750.9313299% PH100-80****
PH76-50**** Gas storage 480.9015496% PH76-50****
PH76-60**** Gas storage 580.8815797% PH76-60****
PH76-80**** Gas storage 770.8720694% PH76-80****

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

Hot water out per unit of energy in, called UEF, reaches 0.94 among HTP models. With 0.94, not all the energy used ended up in the water. Of this brand's basic models, 4 share the highest UEF, the ELV055*2***** among them. Of its 15 basic models, 6 list an ENERGY STAR certified model.

Its basic models are electric storage, gas storage, and grid-enabled water heaters. This brand's highest first-hour rating is 206 gallons, on the PH76-80****. Those 206 gallons include water the tank heats while the hour runs.

On this site, 34 of the 117 brands list more model numbers than this one. Of the other brands, 2 list at least one of this brand's basic model numbers. The brand that lists the most of them is AMERICAN STANDARD WATER HEATERS, at 3.

Basic models shared with other brands

HTP basic models also listed under another brand
BrandShared basic models
AMERICAN STANDARD WATER HEATERS3
Ariston3

Updated Oct 17, 2026 · Methodology