Lab refrigerators and freezersENERGY STAR certified
PHCbi MDF-U731M-PA
23.8 cu ft high performance freezer lab refrigerator.
Total volume
23.8 cu ft
Daily energy use
2.89 kWh/day
Form factor
Upright
NSF/ANSI 456 certified
No
Of 114 certified high performance freezer lab refrigerators and freezers, 79 have a lower daily energy use than the MDF-U731M-PA (2.89 kWh/day).
At 2.89 kWh/day it uses about 1,055 kWh a year, roughly $137 at 13¢/kWh.
- Maker
- PHCbi
- Model
- MDF-U731M-PA
- Type
- High Performance Freezer
- Form factor
- Upright
- Total volume
- 23.8 cu ft
- Doors
- 1
- Glass doors
- 0
- Defrost
- Manual
- Daily energy use
- 2.89 kWh/day
- NSF/ANSI 456 certified
- No
- Refrigerant
- R-404A
- On the market since
- Apr 2012
- ENERGY STAR certified
- 14 Feb 2025
Source: ENERGY STAR certified lab refrigerators and freezers dataset, US EPA, record 3995405, data build 2026-09-29. Figures are as the maker certified them. How we use this data.
Other makers
Machines comparable to the MDF-U731M-PA
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 |
|---|---|---|---|---|
| Helmer Scientific ILF125-GX | High Performance Freezer | Upright | 23.5 cu ft | 7.39 kWh/day |
| Helmer Scientific HBF125-GX | High Performance Freezer | Upright | 23.2 cu ft | 8.77 kWh/day |
| FARRAR FLF125 | High Performance Freezer | Upright | 23.2 cu ft | 8.77 kWh/day |
| Haier DW-30L698 | High Performance Freezer | Upright | 24.8 cu ft | 2.62 kWh/day |
| Thermo Scientific TSX2-2520FATSX2-2520FA-SS | High Performance Freezer | Upright | 24.8 cu ft | 1.88 kWh/day |
| Thermo Scientific TSX2-2520FA | High Performance Freezer | Upright | 24.8 cu ft | 1.88 kWh/day |
PHCbi
More PHCbi lab refrigerators and freezers
| Model | Type | Form factor | Total volume | Daily energy use |
|---|---|---|---|---|
| MDF-MU339HL-PA | High Performance Freezer | Upright | 13 cu ft | 1.41 kWh/day |
| MPR-S300H-PA | High Performance Refrigerator | Upright | 12.3 cu ft | 1.49 kWh/day |
| MPR-S500RH-PA | High Performance Refrigerator | Upright | 19.7 cu ft | 1.35 kWh/day |
| MPR-S500H-PA | High Performance Refrigerator | Upright | 19.7 cu ft | 1.35 kWh/day |
| PR-L5181W-PA | High Performance Refrigerator | Upright | 5 cu ft | 0.31 kWh/day |
| PR-L5181GW-PA | High Performance Refrigerator | Upright | 5 cu ft | 0.42 kWh/day |
| MPR-S1201RXH-PA | High Performance Refrigerator | Upright | 56.3 cu ft | 3.19 kWh/day |
| MPR-S1201XH-PA | High Performance Refrigerator | Upright | 56.3 cu ft | 3.19 kWh/day |