Muffle Furnace

The muffle furnaces of the L or LT series up to a temperature range of 1100°C or 1200°C are optionally available with hinged door or lift door.

Product catalog

Muffle Furnace (PDF)

L (LT) Series: Highly reliable muffle furnaces

The muffle furnaces series L / LT have been proven for daily laboratory use. These models stand out for their excellent workmanship, advanced and attractive design, and high level of reliability. The muffle furnaces come equipped with either a flap door or lift door at no extra charge.


  • Tmax 1100°C or 1200°C
  • Heating from two sides by ceramic heating plates for an optimal temperature uniformity
  • Temperature uniformity of +/− 5 K with closed fresh-air inlet in empty work space according to DIN 17052-1 at working temperatures above 800°C
  • Thermocouple type N (1100°C) or type S (1200°C)
  • Ceramic heating plates with integral heating element which is safeguarded and easy to replace
  • Optional flap door (L) which can be used as work platform or lift door (LT) with hot surface facing away from the operator
  • Dual shell housing made of textured stainless steel sheets with additional fan cooling for low surface temperature
  • Exclusive use of insulation materials without categorization according to EC Regulation No. 1272/2008 (CLP)
  • Adjustable air inlet integrated in door
  • Exhaust air outlet in rear wall of furnace
  • Controller B510 (5 programs with each 4 segments)
  • Solid state relays provide for lownoise operation
  • NTLog Basic for controller: recording of process data with USB-flash drive

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