Thermo STF55433PBC-1 Lindberg/Blue M GP Tube Furnace


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  • 208/240 volts, 50/60 hertz — Brand-New + Direct / Drop Shipping¹ + Includes Warranty = from Thermo Scientific


  • Featuring integral control designed for a range of applications which require processing flexibility with fast heatup and recovery.
  • Thermo Scientific Lindberg/Blue M 1500°C General-Purpose Tube Furnaces incorporate Moldatherm insulation to increase temperature uniformity, improve energy efficiency and to maintain low exterior cabinet temperatures during operation.
  • Not available in Europe.


  • Accommodate 1in., 2in. and 3in. O.D. process tubes (customer supplied).
  • Silicon carbide heating elements positioned above and below tube works with Type “R” thermocouple to stabilize temperature.
  • Microprocessor-based PID programmable control (proportional, integral, derivative) prevents overshoot.
  • Available with Single Program/Multiple Segment or Multiple Program/Multiple Segment Programmable Controller.
  • Program(s) and segment(s) for ramp (up and down) and dwell (timed hold) temperature control.
  • Adjustable high limit overtemperature protection.
  • Simultaneous LED display of actual temperature vs. setpoint.
  • Temperature display in °C or °F.
  • Optional Overtemperature Control (OTC) on Multi-Program/Multi-Segment model.


Product Size Each
Diameter (English) Process Tube 1 to 3 in.
Diameter (Metric) Process Tube 2.54 to 7.62cm
Display LED
Heated Zone 12 in.
Hertz 50/60Hz
Temperature Control Integral
Temperature Range (Metric) 500° to 1500°C
Type Multiprogram | Multisegment | OTC
Insulation Moldatherm
Item Description Multisegment/multiprogram/OTC
Electrical Requirements 208/240V 50/60Hz


Model Temperature Control Heating Zone Tube O.D. Electrical
STF55433C-1 Multisegment | Single Program 12 in. 1 — 3 in. 208/240V 50/60Hz
STF55433BC-1 Multisegment | Single Program | OTC 12 in. 1 — 3 in. 208/240V 50/60Hz
STF55433PC-1 Multiprogram | Multisegment 12 in. 1 — 3 in. 208/240V 50/60Hz
STF55433PBC-1 Multiprogram | Multisegment | OTC 12 in. 1 — 3 in. 208/240V 50/60Hz



Thermo Scientific Lindberg/Blue M 1500°C General-Purpose Tube Furnace Product Brochure

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