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Compact Hybrid Furnace (4 x 4 x 4", 1000C), Muffle/Tube 2-In-1 - KSL-1100X-S-H

Sale Price: Starting at USD$2,098.00
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Rated Voltage:
Tube O.D & Accessories:


KSL-1100X-S-H-LD is a compact hybrid furnace that offers a 4"x4"x4" heating chamber, and a programmable temperature controller.  it is an ideal furnace for preparing small samples up to 1000oeither under vacuum or controlled atmosphere with maximum energy saving (500 - 700W only). In addition, the compact furnace can be placed into a glove box to sinter samples.



 2" O.D. tube with a mechanical pressure gauge (Optional) 1" O.D. tube with a mechanical pressure gauge

Furnace Construction


  • High purity fibrous alumina insulation for maximum energy saving - 30% less power consumption than other brands (click the pic below -left to order spare tubes)
  • Drop-down door for easy and safe sample loading and unloading
  • Hybrid Furnace:
    • One-end closed 2" quartz tube, a tube block, and a corresponding flange are included for tube furnace application. 
    • A thermal block is included to work as a  muffle furnace. 
    • Mechanical Pressure gauge EQ-CM-GV is included for the pressure measurement
  • High purity fibrous alumina insulation for maximum energy saving - 30% less power consumption than other brands
  • Drop-down door for easy and safe sample loading and unloading (with a safety interlock if the door is open)
  • Hybrid Furnace:
    • A two-end open 1" quartz tube, a tube block, and corresponding flanges are included for the tube furnace application.
    • The 1" quartz tube penetrates through both ends of the furnace
    • Two thermal blocks are included to work as a standard muffle furnace. 
    • Mechanical Pressure gauge EQ-CM-GV is included for the pressure measurement    

Quartz Tube

  • 2" quartz tube: OD50 × ID43.5 × L230 mm
  • One-end closed


 Stainless steel flange with 1/4" gas inlet and thermocouple feedthrough


  • Standard: vacuum sealing assembly with 1/4" gas inlet and outlet (Please see the picture on the left). Fittings can be replaced by tube fittings or KF25 port at an extra cost.

Chamber Size

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

  • 110V version: 950 W (Power cord is included)
  • 220V version: 1.2KW (Power cord is not included)

Operating Temperature

  • 1000°C max for an hour
  • 900 °C for continuous operation

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 the 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



  • Two 8 mm diameter barbed fittings (gas inlet and outlet) (see pic on the left) at the back of the furnace panel are available at extra cost ($99 for both connectors). Check the option box
  • Note: Self-Installation is required. The open barb-holes and threaded holes will be ready

Overall Dimensions

  • 250 x 305 x 350 mm (Without Flange)
  • 250 x 450 x 410 mm (With Flange)

Net Weight

  • ~ 8Kg

Shipping Dimensions

  • 17"(L) x14"(W) x 18"(H) 

Shipping Weight

  • 40 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
  • NRTL (UL61010) or CSA certification is available at extra cost. ( please click marks below to learn details )

Application Notes

Pic. 1

  • With the small footprint, low weight, and low power requirement, it can be easily accommodated in a glove box and threat samples under protective gas. Please click pic.1~3 to see details
  • For high vacuum application ( <1e-5 torr), please choose a quartz tube with CF flange as picture 4 
  •   Pic.2              Pic.3  Pic. 4


  • Toxic or explosive gases are not recommended for use with this furnace without necessary safety controls and supervision. Please put the furnace into fume hood for better safety (Click Pic.1)
  • 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.
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. Price various from country to country.
2. We may add extra charges for paper order and net30 terms due to extra labor costs.
3. The prices listed are subject to change without notice.