Name: IDW G-6-C234B
Brand: IDW

IDW G-6-C234B

3.7 cu ft vertical transparent door refrigerator. Certified at 0.64 kWh a day, or 234 kWh a year if it runs every day. #8 of 404 vertical transparent door refrigerators under 20 cu ft, by yearly cost.

$34 at 14.47¢/kWh commercialper year

$338 at 14.47¢/kWh commercialover 10 years

$42 at 14.47¢/kWh commercial10-yr savings vs. similar size

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$34 at 14.47¢/kWh commercial

Typical similar-size model (63 vertical transparent door refrigerator models)$38 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

G-6-CB234B; G-6-CP234B; G-6-CW234B; GCG-6-C234B; GCG-6-CB234B; GCG-6-CP234B; GCG-6-CW234B

Certification history

ENERGY STAR certified 2023-01-04. On the market since 2017-07-01. EPA record 2406475.

Energy and specs

Type	Vertical Transparent Door Refrigerator
Marketed as	Reach-in
Configuration	Vertical
Total volume	3.69 cu ft
Doors	1 (0 solid, 1 glass)
Door type	Hinged
Height × width × depth	36.4 × 21.9 × 21.1 in
Certified daily energy	0.64 kWh per day
Yearly energy (365 days)	234 kWh
Defrost	Automatic
Refrigerant	R-600a (GWP:3 \| Lower GWP)
Markets	United States, Canada

Source: EPA ENERGY STAR Certified Commercial Refrigerators and Freezers, record 2406475. Most Efficient reflects the EPA field "meets most efficient criteria".

Similar models from other brands

Rule: certified vertical transparent door refrigerators within 1 cu ft of this one (2.7 to 4.7 cu ft), other brands only, lowest energy first.

Brand	Model	Size	Energy	Cost
Fogel	HR24-GL	3.9 cu ft	241 kWh	$35 at 14.47¢/kWh commercial/yr
U-Line	UCRE515-SG33A	2.9 cu ft	263 kWh	$38 at 14.47¢/kWh commercial/yr
U-Line	UCWC515-SG33A	2.9 cu ft	263 kWh	$38 at 14.47¢/kWh commercial/yr
Magic Chef	MCCM31ST	3.1 cu ft	270 kWh	$39 at 14.47¢/kWh commercial/yr
U-Line	UCRE518-SG33A	3.7 cu ft	274 kWh	$40 at 14.47¢/kWh commercial/yr
U-Line	UCWC518-SG33A	3.7 cu ft	274 kWh	$40 at 14.47¢/kWh commercial/yr

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IDW G-6-C234B

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