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1200C Muffle Furnace (12" x 8" x 5", 7.2L) with Vent Port & Quartz Window - KSL-1200X

In stock
Item Number: KSL1200X
Transported by LTL Freight (Truck)
KSL-1200X is a compact muffle furnace that offers 12" x 8" x 5" heating chamber with an observation window and a 30 segments programmable temperature controller  It is the ideal muffle furnace for preparing samples with temperatures up to 1200°C in research and dental labs with maximum energy saving. 


  • High-purity alumina fiber insulation surrounding the chamber provides maximum energy efficiency. 
  • Heavy-duty double-layer structure with a cooling fan to keep furnace exteriors safe to touch. 
  • A vent port (22mm) installed on top doubles as an outlet for gas flow.
  • A 0.5" diameter observation window made of quartz glass allows the user to see inside the chamber.
  • A gas fill tube is included which can be installed to replace the observation window
  • A protection latch is installed to prevent accidental explosive damage
  • An interlock is installed to cut off power as soon as the door is open
  • The fibrous heating module is replaceable at a low cost ( click the pic below right to order )
  • The optional Al203 sample plate can also be ordered for this furnace.
  • A hybrid box/tube furnace is available as the Pic below right ( click to order )
Chamber Dimensions

  • 208 -240V Single Phase 50/60 Hz
  • 3.5 kW
  • Note: Power cable included without a plug. Please install a plug by yourself or click the link below the picture to choose a plug according to your country or your lab requirement
Maximum Working Temp 1200°C Max continuously
Stability at 1000 °C +/- 0.5 °C
Uniformity at 1000 °C +/- 2.0 °C
Max. Heating Rate 30°C/ min.
Temperature Controller
  • FA-YD518P-AG temperature controller is included.
  • Proportional–integral–derivative control (PID control) and auto-tune function
  • 30 segments programmed with ramping, cooling, and dwelling steps
  • Built-in over-temperature alarm and thermocouple failure alarm
  • +/- 1 ºC temperature control accuracy
  • Default DB9 PC communication port
Laptop, software & WiFi (Optional)
  • Brand new laptop with Microsoft Windows 10 and Microsoft Office 2013 (30 days free trial) 
  • Labview Based Temperature Control System (EQ-MTS01) enables the user to edit temperature profile, manage heat-treatment recipes, and record and plot data for MTI furnaces.
  • A wireless remote control provides up to 300 meters of operating range.
  • Note: The software is only compatible with MTI’s Temperature Controller
Temperature controller (optional)

  • You may upgrade the temperature controller to the Eurotherm Temperature Controller, which can provide
  • +/- 0.1oC accuracy
  • This package includes a Eurotherm programmer, a communication cable (RS485 - USB), and a software CD. Click the pic below to view the full spec of the Eurotherm temperature controller  

Gas fill tube
  • Stainless steel tube (5 mm Dia) with flange is included which can be installed as a gas inlet port
  • Also, the hole can be used as feedthrough to calibrate temperature or measure the electrical property of a sample
Net Weight 110 Lbs
Shipping Weight 175 Lbs ( shipping by pallet )
  • Furnace Dimensions: 20'' x 21'' x 21'' (L x W x H)
  • Shipping Dimensions: 48" x 40" x 37" (L x W x H)
  • One year limited warranty with lifetime support.  
  • ATTENTION: Any damages caused by the use of corrosive and acidic gasses are not under the coverage of MTI One Year Limited Warranty.
  • CE Certified
  • NRTL or CSA certification is available upon request at extra cost. (pls click mark below to learn details)
Application Notes
  • The cooling rate shall also not exceed 10 °C /min.
  • This furnace lacks vacuum sealing, toxic or explosive gasses are not recommended for use with this furnace without necessary safety controls and supervision.
  • 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.
  • Click the pic left to choose a crucible
Operation Instructions


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1. Prices listed online are valid for the US market and who pay by credit card only. There will be extra charges for shipping & handling. Prices vary from country to country.
2. We may add extra charges for paper orders and NET 30 terms due to extra labor costs.
3. The prices listed are subject to change without notice.