So-Low Pass-Thru Laboratory and Pharmacy Refrigerators

Category Lab Refrigerators
Manufacturer So-Low
Country of manufacture the United States of America

Glass doors on both sides. Units come standard with 3 shelves per door. The refrigerators maintain temperatures between 2°C - 8°C and also comes standard with Hi/Low alarms and alarm dry contact relay. Meets CDC recommendations for vaccine storage

Please note: So-Low refrigerators and freezers are manufactured at the time the order is placed and go through extensive testing before they are released. A 2-3 week lead time should be expected.

Some of the accessories/options available for this product are factory installed and must be purchased at the same time your So-Low freezer / refrigerator is ordered. Please add them to your cart with your freezer / refrigerator before checkout so that they may be included with the submission of your order to the manufacturer for installation during production.

Key Attributes
Min. Temperature 1°C to 8°C
Cubic Feet 25, 50, 80
Alarms Yes
Controls Manual
Defrost Auto Cycle
Electrical 115/60 6A, 12A, 14A
Warranty (years) 1
Weight (lb) 500 to 850
Width (in) 26 to 78
Depth (in) 37.5
Height (in) 81.5


Manufacturer Specifications
  DH4-25PT DH4-50PT DH4-80PT

Temp Range:

1°C to 8°C

1°C to 8°C

1°C to 8°C


25 cubic ft.

50 cubic ft.

80 cubic ft.

Exterior w x d x h

26'' x 37.5'' x 81.5''

52'' x 37.5'' x 81.5''

78'' x 37.5'' x 81.5''

Interior w x d x h

66 x 95 x 207

48'' x 30'' x 59''

75'' x 30'' x 59''

Temp Control Digital display With Hi/Low Alarm
Doors Two Glass, locking Four Glass, locking Six Glass, locking
Construction Stainless Interior and Exterior
Casters Four locking
Shelves 3 6 9
Insulation Polyurethane foam
Refrigerant R134A CFC free
Compressor 1/3 hp 3/4 hp 1 hp
Condenser Fin and tube
Air Circulation Forced air
Evaporator Fin and tube, forced air
Thermostat Adjustable
Defrost Cycle, automatic
Voltage: Domestic 115/60/1
Amps/Breaker 6.0/15 12.0/15 14/15
Supply Plug 5-15P NEMA UL listed
Shipping Weight 500 lbs. 650 lbs. 850 lbs.
Warranty 1 year parts and labor, Compressors additional 4 years, no labor

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So-Low Pass-Thru Laboratory and Pharmacy Refrigerators Accessories