SMO28-2 Forced Air Oven, 27.6 Cubic Feet, 230V

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The SHEL LAB Model SMO28-2 is the largest general-purpose oven on the market. The independent overtemperature safety feature is user adjustable and provides added safety.
The turbo blower-assisted forced airflow design coupled with a heavy-duty blower motor offers excellent temperature uniformity and fast recovery times. Airflow is directed evenly across all shelves and samples to ensure consistent drying, curing, and baking results.
The SMO large capacity units are perfect for high volume sample and drying applications, including production processes. These units are especially ideal for glassware drying.
These SHEL LAB ovens Feature:
  • Three-inch Adjustable Exhaust Port
  • Stainless Steel Shelves
  • Independent Overtemperature Safety
  • High-Temperature Silicone Door Seal
  • No Exposed Heating Elements
  • Added docking collars to intake and exhaust ports to allow ducting to be attached for venting exhaust out of the workspace
  • Shelf standards moved to the sides of the unit for easier shelf installation 
  • Wrap Around Insulation
  • Durable Powder Coat Paint Exterior Finish
  • Digital Timer
  • 24 Month Limited Warranty



Part ID


Exterior Dimensions (W × D × H)

39.1 × 35 × 78.3
(993 mm × 889 mm × 1989 mm)

Interior Dimensions (W × D × H)

30.8 × 25 × 61
(782 mm × 635 mm × 1575 mm)


27.6 cu.ft. (781 L)

Shelf Dimensions (W × D)

30.1 × 24 (765 mm × 610 mm)

Unit Weight

390.0 lbs (177.3 kg)

Interior Metal

430 SST

Exterior Metal

Painted Cold Roll Steel

Operating Temperature Range

Amb +15C - 260C

Temperature Uniformity - Midrange

3 °C

Temperature Stability - Midrange

0.4 °C

Controller Type


Display Resolution

1 °C

Power Voltage , Frequency and Current

230 VAC, 50/60 Hz, 20.0 Amps

Safety Certifications

UL 61010-1, EN 61010-1, CSA 61010-1, CE

SLF2823-H 220/240V Manual

SLF2823-H Brochure

Locate a Sales Rep Get a Quotation
Shel Lab Bactron Lab Armor Cascade TEK
Sheldon Manufacturing Inc

300 N. 26th Avenue • PO Box 627
Cornelius, OR 97113 USA
(503) 640-3000 •
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