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Large Capacity Bench Ovens

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Large Capacity Bench Ovens

Low cost, large capacity Bench ovens for shelf processing at temperatures to 400°F. Designed to handle a wide variety of applications such as baking, curing, drying and preheating.

Large Capacity Bench Ovens Model Specifications:

CAUTION:  Ovens processing combustible material are required by National Fire Protection Association 86 Standard for Ovens and Furnaces (NFPA 86) to have a fire suppression system.  If flammable solvents or vapors are present in an oven, OSHA requires conformance with NFPA 86 Class A Oven requirements.  A powered forced exhauster and other non-standard safety equipment must be added.  See Class A Oven Equipment for Solvent Processing resource page, reference our FAQs or our contact us us for more information.

Model Workspace Outside Dimensions*(WxDxH) Max Temp Blower Heat Input Insulation Thickness Operating Characteristics† Approx Shipping Weight
Dimensions(WxDxH) VolumeCu Ft CFM HP ElectricKW GasBTU/HR Control Accuracy Temperature Uniformity Rise Time (Electric) Rise Time (Gas)
323 36" x 21" x 36" 15.8 40" x 28" x 47" 400°F 400 4.4 Not Rated 2" ±0.5% ±8°F 18 Not Available 600 lbs
333 36" x 36" x 36" 27 40" x 43" x 47" 400°F 400 6.6 Not Rated 2" ±0.5% ±8°F 18 Not Available 750 lbs
343 36" x 48" x 36" 36 40" x 55" x 47" 400°F 400 6.6 Not Rated 2" ±0.5% ±8°F 22 Not Available 850 lbs

* Outside Dimensions

  • Blower motor extends 11″ above. Control panel overhang 9″ right side.
  • Model 323 has two (2) heating elements which result in an open delta heater connection on 3-phase electrical service.

† Operating Characteristics

  • Accuracy as percent of controller span.
  • Uniformity at 50°F below maximum temperature.
  • Rise Time in minutes to 50°F below maximum temperature.
  • Tests run with empty oven and minimum exhaust.
  • Performance will vary with load and application.

Large Capacity Bench Ovens Model Details:

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Specifications for Large Capacity Bench Ovens

MODEL 343
MAXIMUM OPERATING TEMP 400°F
AIR FLOW Forced Convection, Front to Back
CONTROL ACCURACY ±0.5%
OVEN UNIFORMITY ±8°F
RISE TIME - ELECTRIC 22 mins
RISE TIME - GAS Not Rated
WORKS SPACE DIMENSIONS (WxDxH) 36" x 48" x 36"
SHELVES INCLUDED 2
NUMBER OF SHELVES MAX 10
SHELF CAPACITY 50
MAX LOAD CAPACITY Not Available
DOORS Manual
LOADING METHOD Shelf
APPROXIMATE SHIP WEIGHT 850 lbs
OUTSIDE DIMENSIONS (WxDxH) 40" x 55" x 47"
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Standard Features for Large Capacity Bench Ovens

Certifications
  • UL Listed Control Panel
  • Meets the Requirements of the Following Standards:
    • NFPA 86 (Standard for Ovens and Furnaces)
    • NFPA 70 (National Electric Code)
    • FM (Factory Mutual)
    • OSHA
  • Caution:
    • When processing combustible material fire protection should be considered
    • Processing flammable solvents or vapors requires forced exhaust to provide safety ventilation. For more information see Class A Solvent Processing page at this website
Safety Equipment
  • Adjustable manual reset excess temperature interlock to turn off heat on malfunction of main temperature controller
  • Separate heating element control contactors to turn off heat on malfunction of main control contactors
  • Recirculating blower air flow safety switch to turn off heat on loss of recirculated air flow
  • Electrical interlock shuts off heat if power to recirculating blower is interrupted
Controls
  • Analog non-indicating temperature controller
  • Motor control push buttons and on-off heat switch
  • LED pilot lights
  • 5 kA short circuit current rating (SCCR)
Construction
  • 208 volt, 230 volt or 460 volt, 1 or 3-phase, 60 HZ – other input power available
  • All welded construction
  • Durable, electrically isolated, Incoloy tubular heating elements
  • Heating elements located in heat chamber to prevent radiant heating
  • High pressure carbon steel recirculating blower
  • Adjustable fresh air intake and 4” diameter exhaust outlet damper
  • Channel shelf supports prevent shelves tipping
  • Insulated with 2” of 6 lbs per cubic foot density rockwool insulation
  • 304 stainless steel interior with plated hardware
  • Aluminized steel exterior with Trilite Green enamel finish
  • Brushed stainless steel control panel face
  • Heavy duty doors with explosion venting latches
  • Silicone rubber door gasket
  • Fully assembled and factory tested
  • 1 year limited warranty

Modifications & Accessories for Large Capacity Bench Ovens

Custom Ovens

Custom ovens and furnaces tailored to your specific worksite and requirements

No two worksites are alike. That means your oven or furnace needs to be built to your exact specifications. Sometimes that will be an oven in our catalog. Otherwise, we will specially design for your application.

Custom Oven and furnace Info

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Industrial Equipment Made to Order

Your business has specific needs. We’ll make them work. We’ll build your custom oven or furnace to last for the long haul. Let’s talk.

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