1.0 cu ft vertical transparent door refrigerator. Certified at 0.49 kWh a day, or 179 kWh a year if it runs every day. #2 of 404 vertical transparent door refrigerators under 20 cu ft, by yearly cost.
Source: EPA ENERGY STAR Certified Commercial Refrigerators and Freezers dataset, data.energystar.gov. Refreshed Oct 24, 2026.
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Fewer than 5 similar-size models, so we do not show a typical comparison.
GS-1.5-0234B; GS-1.5-0A34B; GS-1.5-2234B; GS-1.5-2B234B; GS-1.5-2P234B; GS-1.5-2W234B; GS-1.5-B234B; GS-1.5-N234B; GS-1.5-N23EB; GS-1.5-P234B; GS-1.5-W234B
ENERGY STAR certified 2022-12-14. On the market since 2017-05-30. EPA record 2406859.
| Type | Vertical Transparent Door Refrigerator |
| Marketed as | Merchandiser |
| Configuration | Vertical |
| Total volume | 1.03 cu ft |
| Doors | 1 (0 solid, 1 glass) |
| Door type | Hinged |
| Height × width × depth | 20 × 14.5 × 16.5 in |
| Certified daily energy | 0.49 kWh per day |
| Yearly energy (365 days) | 179 kWh |
| Defrost | Manual |
| Refrigerant | R-600a (GWP:3 | Lower GWP) |
| Markets | United States, Canada |
Source: EPA ENERGY STAR Certified Commercial Refrigerators and Freezers, record 2406859. Most Efficient reflects the EPA field "meets most efficient criteria".
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