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15°C above ambient to 704°C
Can Ship in 2-3 Days

Product Page

Blue M CW-6680-F-PM Ultra-Temp Convection Oven Serial#: CW-501

Fully Refurbished! Available for Immediate Purchase. Can ship in 2-3 Days. 

The Blue M Ultra-Temp® Standard High-Temperature Industrial Oven is ideal for annealing, heat treating, stress relieving, and a number of other high temperature processes.


  • Welded and sealed inner chamber eliminates fume migration into insulation
  • Horizontal air flow assures uniform thermal performance
  • Assures safety of product and operator with protection from exceeding heat limits
  • Extra door panel shields operators from incidental burns
  • Ideal for annealing, heat treating, stress relieving, binder burn-out, ceramic firing


  • Electric open-air heavy gauge nichrome wire heater elements
  • Adjustable air intake and exhaust dampers
  • 6 inches of mineral wool insulation
  • Interior reinforced 304 stainless steel 

Pricing Information

  • List Price New: $12,415.00
  • Purchase This Unit For: $9,700.00
  • Rent This Unit For: $1,650.00 / month


  • Interior Dimensions: WXDXH (inches) 20 x 18 x 20
  • Exterior Dimensions: WXDXH (inches) 45 x 36 x 70
  • Temperature Range: 15°C above ambient to 704°C (1299°F)
  • Door Hinge: Right Hand
  • CW - Standard Single Door
  • Warranty: 1 Year labor & 1 Year parts
  • Over Temperature Protection is included as standard on this model
  • Voltage: 208/230VAC, 3 Phase  60 Hz 
  • Power: 16.0 Kw, 43 Amp Draw, Fuse Required: 60A
  • Standard Safety Door Switch
  • FG# R191122

Control System

Watlow F4 Temperature Controller

Watlow F4 Temperature Controller

  • Dual channel
  • Profiling: 40 profiles, 256 steps
  • Automatic & manual control
  • 2 Analog inputs, universal-type (RTD is standard)
  • 4 Digital inputs
  • 2 Auxiliary analog inputs -- optional
  • 2 Control outputs: time proportioned, on/off or 4-20 mA
  • 2 Alarm outputs
  • 8 Digital event outputs
  • 2 Retransmit outputs -- optional
  • Communications: EIA-232 and EIA-485 with Modbus RTU protocol


Included Options:
  • Watlow EZ Zone Single Set-Point controller
  • Disconnect Switch
  • Door Switch
  • (1) 2" Port in right sidewall
Available Options:
  • Additional Stainless Steel Shelves
  • 10" Circular chart recorder
  • 4" Casters
  • Motorized Damper
  • Calibration
  • Maintenance Kit
  • Light Tower
  • Upgrade to the Watlow F4T controller

Additional Images