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UL Standard 1700°C Large Bench-Top High Temperature Muffle Furnace, 10 x 10 x 12" (19L) - KSL-1700X-A3

Transported by LTL Freight (Truck)

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UL/CSA Certification:


Upgrade to Eurotherm Temp. Controller
KSL-1700X-A3 is a bench-top high-temperature muffle furnace with CE certified and All electric parts inside furnace are UL listed and ready to pass UL or CSA certificate.  The furnace consists of high-quality alumina fiber bricks and MoSi2 heating elements with the chamber of 10"x10"x12".  It is an ideal tool for annealing and sintering materials in research or dental labs.


Furnace Structure

  • Double shell steel case with cooling fan can keep outside case cool
  • High purity alumina fiber insulation for max. energy saving
  • New designed retention latch provides more safe working environment (Please click the left picture for details


  • Chamber: 250x 250x 300 mm (10 x 10 x 12 inch),  19 Liter
  • Overall: 600 x 780 x 620 mm (24 x 31 x 24.5 inch)


 9.0 KW


AC 208V-240V single phase, 50/60 Hz (50A air breaker required)
Note: Plug is not included, and it is suggested you use NEMA L5-30 / NEMA 10-30P plug for AC 110V and NEMA 6-20P plug for AC 208~240V)

Standard Working Temperature

1600°C or 2912° F  (continuous)

Maximum Working Temperature (in different atmospheres)

  • 1700°C (3092°F) in air <3 hours
  • 1650°C (3002°F) in N2  
  • 1170°C ~ 1450°C (2138°F ~ 2642°F) in H2  

Heating Rate

0~10°C / min (suggestion = 5°C)

Temperature Accuracy

+/- 1° C

Temperature Uniformity

  • +/- 5°C over 120 mm (5") @ 1700°C
  •  +/- 2°C over 80 mm (3") @ 1700°C

Heating Elements

Super 1800 grade MoSi2 (30 x 420mm)


B-Type  (Pt-Rh to Pt-Rh) with Alumina tube 

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
  • MET Certified
Temperature controller (optional)

  • MTS02-Y Temperature control software kit (for YD518P series controllers) + 15" laptop package  is available at the options bar. Click for the detail information about the MTS02-Y software kit. 
  • You may upgrade the temperature controller to the Eurotherm 3504 Temperature Controller which is fully compatible with LabVIEW. This package includes a Eurotherm 3504 programmer, a communication cable (RS485 - USB) and a software CD. Click the pic below to view the full spec of Eurotherm 3504 temperature controller.          
Laptop, software & WiFi Control(Optional)
  • Brand new laptop with Microsoft Window 10 and Microsoft Office 2013 (30 days free trial) for immediate use.
  • Labview Based Temperature Control System (EQ-MTS01) enables user to edit temperature profile, manage heat-treatment recipe, record and plot data for MTI furnaces.
  • A wireless remote control provides up to 300 meters operating range.
  • Above features are available upon request at an extra cost (up to $1,000). Please contact us for more information.
  • Note: 
    The software is only compatible with MTI’s Yudian Temperature Controller


click to enlarge

1/4" barbed Gas Inlet/Outlet can be installed on back panel of furnace ($99.95/ea.)

 Net Weight


 Shipping Weight

650 lbs

 Shipping Dimensions



  • One year limited warranty with life time support.  (Consumable parts such as sample plates and heating elements are not covered by the warranty, please order the replacement at related products below.)
  • ATTENTION: Any damages caused by the use of corrosive and acidic gases are not under the coverage of MTI One Year Limited Warranty.

CE/UL/CSA Certifcate

Please select the certificate in option bar:
CE Certificate only - CE mark only
CE Certificate & UL/CSA ready: CE approval, ready to pass UL/CSA certifcate at extra cost
UL certircate -  UL apprval (UL 61010), 


Application Notes

  • For preserving the longevity of the furnace components, we recommend the heating rate not to exceed 10 °C /min.
  • Cooling rate shall also not exceed 10 °C /min.
  • This furnace lacks vacuum sealing, toxic or explosive gases 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.
  • Please click here to learn how to DIY gas purging system.
  • Refractory block must be inserted before closing door.

Operation Instructions





 Click pic to order extra


Super MoSi2 Heating Elements (30 x 420mm), 8 pcs installed in furnace

8 pcs


B-Type Pt-Rh to Pt-Rh Thermocouples with Alumina Protection Tube

1 set


 Al2O3 Sample Plate

 1 pcs


 Al2O3 Furnace Door Block

 1 pcs


 Crucible Clip

 1 pair


Operation Manual

 1 set

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1. Prices listed online are valid for US market and whom 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.