Name: IDW G-28HT-*E35B
Brand: IDW

IDW G-28HT-*E35B

23.6 cu ft vertical transparent door refrigerator. Certified at 2.19 kWh a day, or 799 kWh a year if it runs every day. #84 of 136 vertical transparent door refrigerators 20–30 cu ft, by yearly cost.

$116 at 14.47¢/kWh commercialper year

$1,157 at 14.47¢/kWh commercialover 10 years

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.

Yearly cost, side by side

This model$116 at 14.47¢/kWh commercial

Typical similar-size model (85 vertical transparent door refrigerator models)$116 at 14.47¢/kWh commercial

Thirstiest certified vertical transparent door refrigerators$457 at 14.47¢/kWh commercial

Good to know
For business buyers: commercial units are tested at a fixed door-opening schedule. A busy kitchen, a warm back room or blocked condenser coils will raise real use. Cleaning the condenser coils regularly keeps it close to the rating.

Also sold as

* can be A-Z, a-z or blank for product appearance, etc.

An asterisk in the model number stands for color or trim codes, so those finishes share these figures.

Certification history

ENERGY STAR certified 2025-09-22. On the market since 2025-09-06. EPA record 4509985.

Energy and specs

Type	Vertical Transparent Door Refrigerator
Marketed as	Bottle Cooler
Configuration	Vertical
Total volume	23.6 cu ft
Doors	1 (0 solid, 1 glass)
Door type	Hinged
Height × width × depth	78.15 × 30.2 × 31.3 in
Certified daily energy	2.19 kWh per day
Yearly energy (365 days)	799 kWh
Defrost	Manual
Refrigerant	R-290 (GWP:3 \| Lower GWP)
Markets	United States, Canada

Source: EPA ENERGY STAR Certified Commercial Refrigerators and Freezers, record 4509985. Most Efficient reflects the EPA field "meets most efficient criteria".

Similar models from other brands

Rule: certified vertical transparent door refrigerators within 2 cu ft of this one (21.6 to 25.6 cu ft), other brands only, lowest energy first.

Brand	Model	Size	Energy	Cost
Criotec	CFX-26 BB HC	23.1 cu ft	562 kWh	$81 at 14.47¢/kWh commercial/yr
Metalfrio	NG27CHN	22.7 cu ft	595 kWh	$86 at 14.47¢/kWh commercial/yr
True Refrigeration	STA1R-1G-HC	22.9 cu ft	635 kWh	$92 at 14.47¢/kWh commercial/yr
True Refrigeration	STG1R-1G-HC	22.9 cu ft	635 kWh	$92 at 14.47¢/kWh commercial/yr
True Refrigeration	STR1R-1G-HC	22.9 cu ft	635 kWh	$92 at 14.47¢/kWh commercial/yr
True Refrigeration	TBB-3G-HC-LD	24.4 cu ft	635 kWh	$92 at 14.47¢/kWh commercial/yr

IDW G-28HT-E35B*

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