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1100°C Compact Muffle Furnace (4x4x4",1.0L) with Programmable Controller -- KSL-1100X-S

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KSL-1100X-S is a CE certified compact muffle furnace that offers 4"x4"x4" high purity fibrous alumina chamber, gas inlet and outlet ports and a 30-segment, programmable temperature controller. It is the ideal muffle furnace for preparing small-sized sample using temperatures up to 1100oC in material research and dental labs with maximum energy saving (500 - 700W only). In addition, the compact furnace can be placed into a glove box to sinter samples in a vacuumed or controlled atmosphere.
The promotion price is valid for on-line order only and is subject to change without notice. , 110V version is updated to UL-Ready


Furnace Construc

  • High purity fibrous alumina insulation for maximum energy saving - 30% less power consumption than other brands(click pic below -left to order spare )
  • Door drops down for easy and safe sample loading and unloading (with automatic power off when door is opened).
  • Two 8 mm diameter tube connectors can be installed to the gas inlet and outlet ports on the back of furnace by customers.    

Chamber Size

  • Size: 4"x4"x4"  or 100x100x100 mm
  • Capacity: 65 cubic-inch or 1 liter 
  • Click on picture to see the chamber size


  • AC 110V or AC 220V 50/60 Hz  -- please select the voltage in the option bar 
  • 110V version: 950 W  ( power cord is included ); 220V version: 1.2KW.
  • 110V version has US plug for using in USA,  but 220V version has no-plug. please install a plug fitting to your country 

Max. Temperature

1200 °C  (< 1 hour)

Continuous Working Temperature

1100 °C

Max. Heating Rate

30 °C /min

Temperature Controller

  • PID automatic control and auto-tune function.
  • 30 programmable segments for precise control.
  • Built in protection for over-heating and broken thermocouple.  
  • Large digital control panel (48 x 96 mm) for easy operation.

Temperature Accuracy

+/- 1 °C

Heating Elements

Fe-Cr-Al Alloy doped by Mo


K type

Overall Dimensions

  • 200 x 230 x 360 mm
  • Click on picture to enlarge and view details

Net Weight

~ 8Kg

Shipping Dimensions

14"(L) x14"(W) x 18"(H) 

Shipping Weight

30 lbs


  • One year limited warranty with lifetime support
  • ATTENTION: Any damages caused by the use of corrosive and acidic gases are not under the coverage of MTI One Year Limited Warranty.


  • CE Certified
  • If you need to pass UL or CSA certification, please click picture below to order UL ready  version

Application Notes

  • For longer service life of the furnace, we recommend the heating / cooling rate not to exceed 10 °C /min..
  • This furnace lacks vacuum sealing, toxic or explosive gases are not recommended for use with this furnace. Please put furnace into fume hood for better safety ( click picture left )
  • Small cracks may appear on the surface of the refractory ceramics over extended use. This is a normal occurrence and the cracks may be repaired with alumina coating.
  • This furnace can be put in standard glovebox through air-lock chamber to operate under inert gas.
Operation Instructions               

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1. Prices listed online are valid for US market and who pay by credit card only. There will be extra charges for shipping & handling. Price various from country to country.
2. We may add extra charges for paper order and net30 terms due to extra labor cost.
3. The prices listed are subject to change without notice.