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Product Code: SKU0044
Price: $0.00
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The oven is designed to operate at 500°F maximum temperature and includes the following special features:

  • 4.5" thick insulated walls, ceiling and a ¼" plate floor
  • 1-24" Circulation fan
  • CRS exterior painted slate gray
  • Aluminized interior
  • UL listed Control Panel, 208/3/60 primary power
  • Yokogawa Single Set Point UT150 electronic temperature controller and high limit
  • Batch Timer
  • Exhaust 600 CFM
  • 500,000 BTU modulating gas burner with NFPA 86 gas train
  • Ships in modules

Batch Oven Specifications:

Effective Work Area:

6'0" W x 6'0" H x 8'0" L

External Dimensions:

8'8" W x 7'0" H x 12'0" L


500,000 BTU

Recirculation Fan:

3200 CFM; 3/4 HP


208/3/60 - 20 amps; 30 amp breaker recommended  

Oven Construction:


Oven exterior to be constructed of heavy gauge carbon steel and painted a slate gray.


Oven interior to be constructed of aluminized steel.

Circulation system:

1-24" Dia fans and shafts, compound horizontal airflow from front to back. The first 24" of the pressure walls on the right and left hand side and the return walls will be louvered for adjustability. The circulation fan will have a pressure switch in the event of the loss of air the heating system will shut down.

Heating system:

A Maxon 500,000 BTU modulating Burner will be housed in the plenum to heat the air to desired temperature. The plenum will be rear mounted.


The unit will have two doors held closed by FM approved slam latches. The doors will act the pressure relief per NFPA 86. The door gaskets will be silicone P extrusions.

Control Console:

The control panel for the oven will be on the right hand side of the chamber. The panel will house the electrical components and be NEMA 1 and UL rated


The unit will have a 600 CFM exhaust on the top right of the unit. The exhaust will be on all the times.

Read more about the features of the ST668 ovens.

Read more about the standard options of the ST668 ovens

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Williamsport, PA (June 1, 2018) – JPW Industrial Ovens and Furnaces yesterday held a grand opening and ribbon cutting ceremony, in conjunction with the Williamsport/Lycoming Chamber of Commerce, to celebrate the opening of a new manufacturing facility.


Trout Run, PA (May 1, 2018) – JPW Industrial Ovens and Furnaces, an industrial oven manufacturer based near Williamsport, Pa., has added a second manufacturing facility to its operation. The new plant is expected to create 25 new jobs within the next two years.

Cabinet Ovens

These chambers are designed to meet your most demanding needs. Our precision engineering, heavy duty construction and exceptional performance along with a variety of airflow patterns and optional equipment provide the right solution for your heat processing requirements. Standard sizes range from 3.3 cuft up to 96 cuft and standard temperatures up to 650F. For chambers above 650F please inquire about our HT series cabinet ovens.

Custom Ovens

JPW Industrial Ovens & Furnaces offers the know-how, experience, innovation and creativity to provide custom-made ovens tailored to each customer's unique need.

Lab/Bench Ovens

The Lab/Bench series of ovens offer custom options at an affordable price with a large selection of sizes available. Each oven comes standard with the following features; voltage specific, UL listed control enclosure, airflow, TEFC circulation motor.

Continuous Process Ovens

Our Continuous Process Ovens feature welded steel structural units, heavy gauge interiors, and operate at temperatures up to 1250°F and are used for a wide range of applications.

Heat Treating Ovens

Heat Treating Ovens can be used for treating a variety of metals and glass to harden or soften a material through extreme heating and chilling. Heat Treating Ovens can be used for aging, annealing, drying, soldering, tempering, etc.

Walk-In Ovens

The Walk-In series of industrial ovens offer custom options at an affordable price with a large selection of sizes available. Each oven comes standard with the following features; UL listed control enclosure, airflow, TEFC circulation motor.

Industrial Oven Model Listings

Browse through our online industrial oven models: Industrial Cabinet Ovens, Industrial Custom Ovens, Industrial Lab/Bench Ovens, Industrial Continuous Process Ovens, Industrial Heat Treating Ovens, Industrial Walk In Ovens.

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JPW Industrial Ovens & Furnaces matches up your needs to the right process equipment. View our contact information or request a quote today.

About Us

JPW Industrial Ovens & Furnaces makes custom-made industrial ovens. Our Cabinet, Custom, Lab/Bench, Continuous Process, Heat Treating, and Walk-In Ovens are crafted to suit our customers' needs. We offer design, prototyping, welding and assembly.


All industrial ovens from JPW Industrial Ovens & Furnaces Inc. carry our standard warranty of 1 year on parts and 90 days on labor from the date of purchase.