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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.
  • Click here for 323, 333, 343 dimensions

† Operating Characteristics

Large Capacity Bench Ovens Model Details:

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Specifications for Large Capacity Bench Ovens

MODEL 323
MAXIMUM OPERATING TEMP 400°F
AIR FLOW Forced Convection, Front to Back
CONTROL ACCURACY ±0.5%
OVEN UNIFORMITY ±8°F
RISE TIME - ELECTRIC 18 mins
RISE TIME - GAS Not Rated
WORKS SPACE DIMENSIONS (WxDxH) 36" x 21" 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 600 lbs
OUTSIDE DIMENSIONS (WxDxH) 40" x 28" 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
  • Digital 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

  • Nickel Plated Carbon Steel Shelf

    Oven accessory adding a nickel plated carbon steel shelf with maximum distributed load of either 50lbs 100lbs, or 200lbs depending on the oven model.

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  • Stainless Steel Shelf

    Oven accessory adding a Stainless Steel Shelf with maximum distributed load of either 50lbs, 100lbs or 200lbs depending on oven model.

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  • Bench Oven Shelf

    Oven accessory adding an additional shelf with a maximum distributed load of 20 lbs.

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  • Large Capacity Bench Oven Stand

    Oven modification adding a large capacity Bench Oven stand. Holds oven at convenient 24″ working height.

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  • Dial Thermometer

    Oven accessory adding a Dial Thermometer Range of 50 to 550 degrees F, 10 to 290 C

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  • Programmable Temperature Controller

    Oven modification adding a programmable Temperature Controller. Microprocessor based, digital indicating, thermocouple actuated, in lieu of standard controller.

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  • Digital Timing Temperature Controller

    Modification adding a Digital Timing Temperature Controller. Microprocessor based, incorporates 99 hour 59 minute timer, starts timing temperature reaches set point and shuts down oven at end of set time.

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  • Recording Thermometer

    Accessory adding a Recording Thermometer. Thermocouple actuated, 10″ diameter circular chart, 24 hour chart rotation.

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  • SCR Power Controller

    Electrical modification adding an SCR Power Controller. Silicon controlled rectifier power controller in lieu of mechanical heating element contactors, minimizes maintenance, reduces heating element fatigue.

    Add to quote

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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