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Lab refrigerators and freezersENERGY STAR certified

Turbo Air TSU-4RWS-N6

2.36 cu ft high performance refrigerator lab refrigerator.

Total volume

2.36 cu ft

Daily energy use

0.62 kWh/day

Form factor

Upright

NSF/ANSI 456 certified

Yes

Of 927 certified high performance refrigerator lab refrigerators and freezers, 38 have a lower daily energy use than the TSU-4RWS-N6 (0.62 kWh/day).

At 0.62 kWh/day it uses about 226 kWh a year, roughly $29 at 13¢/kWh.

Maker
Turbo Air
Model
TSU-4RWS-N6
Type
High Performance Refrigerator
Form factor
Upright
Total volume
2.36 cu ft
Doors
1
Glass doors
0
Defrost
Automatic
Daily energy use
0.62 kWh/day
NSF/ANSI 456 certified
Yes
Refrigerant
R-600a
On the market since
Jul 2026
ENERGY STAR certified
8 Jul 2026

Source: ENERGY STAR certified lab refrigerators and freezers dataset, US EPA, record 4669614, data build 2026-09-29. Figures are as the maker certified them. How we use this data.

Other makers

Machines comparable to the TSU-4RWS-N6

Certified lab refrigerators and freezers from other makers, same color class, within 20% of its speed.

ModelTypeForm factorTotal volumeDaily energy use
American BioTech Supply ABT-HC-UCFS-0204High Performance RefrigeratorUpright2.09 cu ft0.58 kWh/day
So-Low MV4-2UCRDAHigh Performance RefrigeratorUpright2.09 cu ft0.58 kWh/day
LabRepCo, LLC LHP-3-URHigh Performance RefrigeratorUpright2.09 cu ft0.58 kWh/day
Lab Research Products LRP-HC-UCFS-0204High Performance RefrigeratorUpright2.09 cu ft0.58 kWh/day
VWR International HCUCFS0204High Performance RefrigeratorUpright2.09 cu ft0.58 kWh/day
American BioTech Supply PH-ABT-NSF-UCFS-0204GHigh Performance RefrigeratorUpright2.07 cu ft0.8 kWh/day

Turbo Air

More Turbo Air lab refrigerators and freezers

ModelTypeForm factorTotal volumeDaily energy use
TSU-30RWS-N6High Performance RefrigeratorUpright32 cu ft1.43 kWh/day
TSU-30FWS-NHigh Performance FreezerUpright28.1 cu ft4.2 kWh/day

All Turbo Air lab refrigerators and freezers