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Home  >>  Products  >>  Lab Apparatus  >>  Laboratory Ovens

Laboratory Ovens


Model LO-201C Laboratory Oven Model LR-271C Laboratory Oven Model LW-201C Laboratory Oven Economical Model LO, LR, LW - Not For Use with Flammable Solvents or Vapors - Low cost, fully equipped, all purpose laboratory ovens for sample drying, baking, annealing, conditioning, sterilizing, evaporating and dehydrating, and other general laboratory work.
Model LO-201C Model LR-271C Model LW-201C



FEATURES TECHNICAL DATA MORE INFO PRICE LIST
 

 

Features

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  • Fully factory tested
  • Sturdy welded steel construction
  • Thermostatically controlled
  • Over-temperature protection
  • 3-wire cord & plug standard on 120 volt models
  • On/off switch and a Mercury thermometer
  • Damper controlled gravity air circulation
  • 2 nickel plated shelves adjustable at 1/2" increments
  • Red pilot light that indicates heater action
  • Incoloy sheathed tubular heating element
  • Brushed stainless steel exterior
  • Corrosion resistant galvanized steel interior
  • 6 lbs/cf density industrial rockwool insulation
  • 15 lbs. distributed load per shelf. 30 lbs. maximum oven load
  • Each additional shelf includes four (4) support clips
  • Gravity Convection - Heat is transferred from the bottom up through the oven chamber by natural convection and exits through vents in the oven top. Adjustable fresh air inlet damper at the oven bottom provides control of the amount of fresh air entering the oven.
  • Standard Electrical Characteristics:
    • 120V, 50-60 Hz, 3-wire cord and plug
    • 240V, 50-60 Hz, 3-wire cord (Can be operated on 208 volts. Heat input will be reduced by 20%.)
  • Standard Temperature Control System:
    • Models LO-201C and LW-201C - Bimetal control thermostat sets desired oven temperature. Thermal cutoff limits maximum oven temperature. Red pilot light indicates heater operation. Top mounted dial thermometer.
    • Model LR-271C - Primary hydraulic control thermostat sets desired oven temperature. Second manual reset hydraulic thermostat limits maximum oven temperature. Red pilot light indicates heater operation. Top mounted dial thermometer.
Laboratory Oven Circulation Diagram


NOT FOR USE WITH FLAMMABLE SOLVENTS OR VAPORS. OTHER MODELS AVAILABLE FOR THESE APPLICATIONS - PLEASE CONSULT WITH US.

 

Technical Data

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Technical Data
  OV-LO-201C OV-LW-201C OV-LR-271C
Work Space Dimensions: 12"x 10"x 10" 18" x 12"x 16" 13"x 13"x 13"
Volume (Cu Ft): 0.7 2 1.3
Outside Dimensions: 14"x 12"x 19" 20"x 14" x 25" 17"x 17-3/8"x 24"
Maximum Temperature: 200°C 200°C 270°C
No. of Shelves: 2 2 2
Insulation: 1" 1" 2"
Watts: 800 1600 800
Weight Approx.: 41 lbs 72 lbs 72 lbs

 

Prices

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Prices subject to change    Prices listed in US dollars for domestic shipments within US, Canada, & Mexico only    Export orders require quotations - click here for a quote     For more info call us 1-800-762-2478 or 954-946-9454.
Item Number Description Prices
OV-LO-201C Laboratory Oven 12" x 10" x 10", 120 Volt $928.00
15079 Laboratory Oven 12" x 10" x 10", 240 Volt
OV-LW-201C Laboratory Oven 18" x 12" x 16", 120 Volt 1,205.00
15080 Laboratory Oven 18" x 12" x 16", 240 Volt
OV-LR-271C Laboratory Oven 13" x 13" x 13", 120 Volt 1,356.00
15081 Laboratory Oven 13" x 13" x 13", 240 Volt
Accessories
12562 Additional Shelf for OV-LW-201C $109.00
12560 Additional Shelf for OV-LR-271C 86.00
Please specify 120V or 240V

 

 

Forced Convection Bench Ovens

The Forced Convection Bench Ovens are economical ovens easily moved to various locations. They are great for processing large parts, baking, drying components after cleaning, dehydration, preheating, curing and other applications requiring circulation of heated air.
Model NB-350

Features

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  • 115 volt, 208 volt, 230 volt or 460 volt, 1-phase, 50-60 HZ
  • 3-wire cord with plug on 115 volt models (Model NB-550 requires 30 ampere service on 115 volts)
  • 3-wire cord only on 208 and 230 volt models
  • 460 volt models incoming power hardwired to control panel
  • Durable, electrically isolated, Incoloy tubular heating elements
  • Heating elements located in heat chamber to prevent radiant heating
  • Recirculating blower
  • Shelves adjustable on 2” centers
  • Model DR-350 includes eight (8) 11-3/4” wide x 25” deep x 2” high (3-1/2” total clearance) drawers with 3/4” diameter perforations on 1-1/4” staggered centers; solid drawers available
  • Insulated with 6 lbs per cubic foot density rockwool insulation
  • 304 stainless steel interior with plated hardware
  • Brushed stainless steel exterior
  • Silicone rubber door gasket
  • Fully assembled and factory tested
  • 1 year limited warranty
  • Meets the Requirements of the Following Standards: NFPA 86 (Standard for Ovens and Furnaces), NFPA 70 (National Electric Code), and OSHA
  • Hydraulic manual reset excess temperature interlock disconnects power to heaters if maximum oven temperature is exceeded
  • Electrical interlock shuts off heat if recirculating blower is turned off
  • Controls: calibrated hydraulic temperature controller, red pilot light to indicate heater operation, on-off switch
  • Caution: When processing combustible material fire protection should be considered. Processing flammable solvents or vapors requires forced exhaust to provide safety ventilation.

Technical Data

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Technical Data
Model: NB-350
Maximum Operating Temp: 350°F
Air Flow: Forced Convection, Side to Side
Control Accuracy: ±0.3%
Oven Uniformity: ±10°F
Rise Time - Electric 17 mins
Rise Time - Gas Not Rated
Works Space Dimensions (WxDxH) 28" x 24" x 18"
Shelves Included: 2
Number of Shelves Max: 7
Shelf Capacity: 20
Max Load Capacity: Not Available
Doors: Manual
Loading Method: Shelf
Approximate Ship Weight: 210 lbs
Outside Dimensions (WxDxH): 41" x 30" x 23"

Prices

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Prices subject to change    Prices listed in US dollars for domestic shipments within US, Canada, & Mexico only    Export orders require quotations - click here for a quote     For more info call us 1-800-762-2478 or 954-946-9454.
Item Number Item Prices
OV-NB-350/115 Forced Convection Bench Oven 115V $2,491.00
OV-NB-350/208 Forced Convection Bench Oven 208V 3,279.00
Accessories
OV-NB-S Optional Shelf 132.00
OV-NBS-350-12 Oven Stand, raises unit to convenient 31" work level (Shipped separately, requires assembly) 557.00
OV-SB-400-10 Digital Timing Temperature Controller, microprocessor based, digital indicating, incorporates 99 hour 59 minute timer. Starts timing when temperature reaches set point and shuts down oven heat at end of set time. 2,137.00
OV-NB-350-05 Exhaust Chamber Adapter, to fit standard 3" stove pipe (Shipped separately, requires assembly) 389.00

 

 

 

Class A Bench Ovens

The Class A Bench Ovens are rugged bench ovens designed for a wide variety of industrial heat processing applications including those where flammable solvents or vapors will be present in the oven. Model NBS-400 meets the requirements of OSHA and National Fire Protection Association Standard 86 for Class A ovens. Not for use in hazardous locations as defined in the National Electric Code. Model NB-350

Features

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  • 208 Volt (19 amps), 230 Volt (21 amp), 460 Volt (10 amp), 1 phase, 50-60 HZ
  • 3-wire cord on 208 and 230 volt models
  • 460 volt models incoming power must be hardwired to control panel
  • Durable, electrically isolated, Incoloy tubular heating elements
  • Heating elements located in heat chamber to prevent radiant heating
  • Recirculating blower
  • Insulated with 6 lbs per cubic foot density rockwool insulation
  • 304 stainless steel interior with plated hardware
  • Brushed stainless steel exterior
  • Silicone rubber door gasket
  • Fully assembled and factory tested
  • 1 year limited warranty
  • Meets the Requirements of the Following Standards: NFPA 86 (Standard for Ovens and Furnaces), NFPA 70 (National Electric Code), OSHA
  • Caution: When processing combustible material fire protection should be considered. Designed for processing maximum of 3 ounces (0.024 gallons) flammable solvents or vapors per batch at a maximum temperature of 400°F. Do not exceed this solvent volume.
  • 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
  • 35 CFM powered forced exhauster to provide safety ventilation to remove solvent vapors
  • Exhauster air flow safety switch to turn off heat on loss of safety ventilation
  • Purge timer provides time delay to allow exhauster to pull four oven volumes of air through the oven prior to turning on heat to clear any accumulated solvent fumes from oven
  • Controls: analog non-indicating temperature controller, amber pilot light to indicate blower and exhauster operation, red pilot light to indicate heater operation, on-off switch

Technical Data

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Technical Data
Model: NBS-400
Maximum Operating Temp: 400°F
Air Flow: Forced Convection, Side to Side
Control Accuracy: ±0.5%
Oven Uniformity: ±10°F
Rise Time - Electric 40 mins
Rise Time - Gas Not Rated
Works Space Dimensions (WxDxH) 28" x 24" x 18"
Shelves Included: 2
Number of Shelves Max: 7
Shelf Capacity: 20
Max Load Capacity: Not Available
Doors: Manual
Loading Method: Shelf
Approximate Ship Weight: 300 lbs
Outside Dimensions (WxDxH): 41" x 30" x 39"

Prices

top
Prices subject to change    Prices listed in US dollars for domestic shipments within US, Canada, & Mexico only    Export orders require quotations - click here for a quote     For more info call us 1-800-762-2478 or 954-946-9454.
Item Number Item Prices
OV-NBS-400 Bench Oven for flammables, 230V $8,907.00
Accessories
OV-NB-S Optional Shelf 132.00
OV-NBS-350-12 Oven Stand, raises unit to convenient 31" work level (Shipped separately, requires assembly) 557.00
OV-SB-400-10 Digital Timing Temperature Controller, microprocessor based, digital indicating, incorporates 99 hour 59 minute timer. Starts timing when temperature reaches set point and shuts down oven heat at end of set time. 2,137.00
OV-NB-350-05 Exhaust Chamber Adapter, to fit standard 3" stove pipe (Shipped separately, requires assembly) 389.00



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