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Lindberg/Blue M™ Multipurpose 1500°C Box Furnaces - [BF51433PBC-1] 208/240V

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Thermo Scientific Lindberg/Blue M Multipurpose 1500C Box Furnaces have double-wall construction with Moldatherm insulation for rapid heatup and cooldown, energy efficiency and cooler exterior surface temperatures.Not available in Europe
  • Built-in adjustable high limit overtemperature protection
  • Simultaneous LED display of actual and setpoint temperatures in either °C or °F
  • Silicon carbide heating elements for long-life, safety and reliable service with maximum energy savings
  • Safety door switch interrupts power to heating elements when door is opened; protects elements and minimizes exposure to operator
  • Moldatherm hearthplate supports load and protects interior from spillage and mishandling
  • Type “R” thermocouple is integrated into chamber backwall

With Integral Controller

  • Microprocessor-based PID control
  • Single program with multiple segments for ramp (up and down) and dwell (timed hold) temperature control

With Independent Controller (CC58125C, available separately)

  • Microprocessor-based PID (proportional, integral, derivative) control
  • Single segment, single setpoint, one ramp to setpoint


BF51333C requires CC58125C controller

Capacity (English)0.21 cu.ft.
Depth (English) Interior12 in.
Depth (Metric) Interior30.5 cm
DescriptionBox Furnace
Dimensions (D x W x H) Interior12 x 6 x 5 in. (30.5 x 15.2 x 12.7 cm)
Dimensions (L x W x H) Exterior29 x 25 x 26 in. (73.7 x 63.5 x 66 cm)
Electrical Requirements208/240 V 50/60 Hz
Frequency50/60 Hz
Height (English)26 in.
Height (English) Interior5 in.
Height (Metric)66 cm
Height (Metric) Interior12.7 cm
Length (English)29 in.
Length (Metric)73.7 cm
Power Consumption6400 w
Temperature Control300 Seg/30 Prog/OTC
Width (English)6 in.
Width (Metric)63.5
Width (Metric) Interior15.2 cm
Capacity (Metric)6 L
Temperature (Metric)1500°C
Voltage208/240 V
Unit SizeEach
More Information
Voltage 208/240 V 50/60 Hz


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  • Consult with the manufacturer or
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To ensure a seamless experience for all, we acept returns for new  items. All returns are subject to a 20% restocking fee. Please double-check that the equipment you're selecting meets your requirements.


When your order arrives, we recommend a thorough check for any potential damage before finalizing the delivery process:

  • Before signing any delivery documentation, ensure your equipment is in perfect condition.
  • If you spot any damage, kindly decline the delivery, and make a note of the damage on the Bill of Lading. Alternatively, inform the UPS/Fedex driver so they can document the reason.

If there are any concerns, please contact us within 48 hours of receipt. If damage is discovered after accepting the delivery without prior documentation, please address any claims directly with the delivery carrier.


Should you encounter any issues with your instrument that can't be addressed, you may return it within 30 days. Please note that certain products are subject to a 20% restocking fee. Customized items are final sale and ineligible for return. When we receive returned items, they undergo a comprehensive inspection and testing. We retain the right to decline returns for items that have been mishandled or improperly used.