ENERGY STAR certified vertical transparent door hybrids, ranked

Commercial electric rate14.47¢per kWh, the U.S. average for businesses (EIA Electric Power Monthly, Table 5.6.A, commercial sector, August 2026). Your utility tariff may differ, including demand charges.

Top of the ranking

The cheapest to run in each size band. Rank is by yearly cost among models of the same type and size band. No manufacturer pays for a place.

True Refrigeration · 18.7 cu ft · Vertical Transparent Door Hybrid

EnergyDough Pick

T-23DT-G-HC~FGD01

Per year$266 at 14.47¢/kWh commercial

10 years$2,662 at 14.47¢/kWh commercial

#1 of 2 vertical transparent door hybrids, by yearly cost. Costs less to run than 0 of them.

Details

All 2 models

Good to know
For business buyers: units are ranked by yearly cost (certified daily kWh × 365 × the commercial rate) against units of the same type and a similar volume. An asterisk in a model number stands for option codes.

all sizes (2 models, cheapest to run first)

Rank	Model	Size	Energy	Cost
#1 of 2, all sizes	True Refrigeration T-23DT-G-HC~FGD01	18.7 cu ft Vertical Transparent Door Hybrid	1840 kWh	$266 at 14.47¢/kWh commercial/yr	Pick
#1 of 2, all sizes	True Refrigeration TS-23DT-G-HC~FGD01	18.7 cu ft Vertical Transparent Door Hybrid	1840 kWh	$266 at 14.47¢/kWh commercial/yr

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