Lindberg 1500 °C Tube Furnace, General Purpose Integral Control

split hinge tube furnace

Pacific Combustion is the leading independent supplier of Lindberg / Thermo Scientific tube furnaces. We offer the Lindberg 1500 °C tube furnace to meet not only product specifications but also affordable pricing for labs, universities and other industries. The Thermo Scientific Lindberg 1500 °C tube furnace is ideal for applications where integral temperature control is needed for fast heat up and recovery.

Lindberg/Blue M offers a selection of 1500°C General Purpose Tube Furnaces with integral control designed for a range of applications which require processing flexibility with fast heat-up and recovery. Energy efficient Moldatherm®insulation increases temperature uniformity, improves energy efficiency and helps to maintain low exterior cabinet temperatures during operation.

General Features

  • Accommodates 1", 2" and 3" O.D. process tubes (customer supplied)
  • Silicon carbide heating elements and Type “R” thermocouple combine to maintain temperature stability at 1500°C
  • Microprocessor-based PID programmable control (proportional, integral, derivative) prevents overshoot
  • RS-485 communications port available as an option

Digital Single Program, Multiple Segment Programmable Controller

  • Single program with multiple segments for ramp (up and down) and dwell (timed hold) temperature control. See page 35 for more information
  • Adjustable high limit over temperature protection
  • Simultaneous LED display of actual temperature vs. set point
  • May be configured to display temperature in either °C or °F

Digital Multiple Program, Multiple Segment Programmable Controller

  • Multiple programs and segments for ramp (up and down) and dwell (timed hold) temperature control. See page 35 for more information
  • Adjustable high limit over temperature protection
  • LED display of actual temperature
  • May be configured to display temperature in either °C or °F

Option B Over Temperature Control (OTC)

  • Adjustable digital over temperature control, protects furnace and load in the event of primary control circuit failure. Available on selected models with “B” designation; see chart

1500° Solid, Integral Controller, Temperature Range 500°C to 1500°C

Model Volts, Hz Watts Integral Control Exterior Dimen. H x F-B W in” Process Tube Dia. in” Heated Length Ship Weight lbs
STF55433C 208/240V, 50/60 Hz 6000 Multi Seg / 1 Prog 17" x 19" x 23' 1", 2", 3" 12" 270
STF55433PC 208/240V, 50/60 Hz 6000 Multi Seg / Multi Prog 17" x 19" x 23' 1", 2", 3" 12" 270
STF55433PBC 208/240V, 50/60 Hz 6000 Multi Seg / Multi Prog / OTC 17" x 19" x 23' 1", 2", 3" 12" 270

Note: Required power cord, hardwiring and interconnecting wiring are not included.

Process Tubes These furnaces are designed for use with a variety of process tubes including alumina, mullite, quartz and metallic. Process tube not supplied with furnace.

Tube Adapters One set of (2) 2" dia. adapters included with furnace.


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