Lab refrigerators and freezersENERGY STAR certified
Liebherr SFTsg 1501
3.5 cu ft high performance freezer lab refrigerator.
Total volume
3.5 cu ft
Daily energy use
0.38 kWh/day
Form factor
Upright
NSF/ANSI 456 certified
No
Of 114 certified high performance freezer lab refrigerators and freezers, 0 have a lower daily energy use than the SFTsg 1501 (0.38 kWh/day).
At 0.38 kWh/day it uses about 139 kWh a year, roughly $18 at 13¢/kWh.
- Maker
- Liebherr
- Model
- SFTsg 1501
- Type
- High Performance Freezer
- Form factor
- Upright
- Total volume
- 3.5 cu ft
- Doors
- 1
- Glass doors
- 0
- Defrost
- Manual
- Daily energy use
- 0.38 kWh/day
- NSF/ANSI 456 certified
- No
- Refrigerant
- R-600a
- On the market since
- Jan 2025
- ENERGY STAR certified
- 5 Jun 2025
Source: ENERGY STAR certified lab refrigerators and freezers dataset, US EPA, record 4429438, data build 2026-09-29. Figures are as the maker certified them. How we use this data.
Other makers
Machines comparable to the SFTsg 1501
Certified lab refrigerators and freezers from other makers, same color class, within 20% of its speed.
| Model | Type | Form factor | Total volume | Daily energy use |
|---|---|---|---|---|
| Midea MD-40L106 | High Performance Freezer | Upright | 3.55 cu ft | 0.64 kWh/day |
| Midea MD-25L106 | High Performance Freezer | Upright | 3.55 cu ft | 0.64 kWh/day |
| Swisslog Healthcare SLHC-MD-25L106 | High Performance Freezer | Upright | 3.55 cu ft | 0.64 kWh/day |
| Swisslog Healthcare SLHC-MD-40L106 | High Performance Freezer | Upright | 3.55 cu ft | 0.64 kWh/day |
| Thermo Scientific FBG-0420FA | High Performance Freezer | Upright | 3.83 cu ft | 0.71 kWh/day |
| Thermo Scientific TSX1-0420FA | High Performance Freezer | Upright | 3.83 cu ft | 0.71 kWh/day |
Liebherr
More Liebherr lab refrigerators and freezers
| Model | Type | Form factor | Total volume | Daily energy use |
|---|---|---|---|---|
| SRTvg 1501 | High Performance Refrigerator | Upright | 4 cu ft | 0.34 kWh/day |
| SRTfg 1501 | High Performance Refrigerator | Upright | 4 cu ft | 0.31 kWh/day |
| SRTvg 1511 | High Performance Refrigerator | Upright | 4 cu ft | 0.51 kWh/day |
| SRTvh 1501 | High Performance Refrigerator | Upright | 4 cu ft | 0.34 kWh/day |
| SFTfg 1501 | High Performance Freezer | Upright | 3.5 cu ft | 0.38 kWh/day |
| SRFfg 3501 | High Performance Refrigerator | Upright | 11.2 cu ft | 0.63 kWh/day |
| SRPvh 6501 | High Performance Refrigerator | Upright | 20.2 cu ft | 0.66 kWh/day |
| SRFvh 5501 | High Performance Refrigerator | Upright | 18.4 cu ft | 0.77 kWh/day |