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Midmark Ritter M11 Ultraclave Autoclave Automatic Tabletop Sterilizer

Midmark Ritter
Availability: Available
  • Condition: New
  • Lead Time: Usually ships in 5-7 business days
  • Warranty: 1 Year
Also available for rental, click here for more information!
Finance with Marlin Capital for as low as

Midmark does not permit us to sell new autoclaves to dental facilities or animal clinics. If you're with a dental or veterinary practice, please check out our refurbished M11!

The Midmark M11 UltraClave Automatic Sterilizer is designed to be reliable and easy to use. With one of the largest chamber sizes of any tabletop autoclave on the market, the M11 can optimize sterilization output – reducing time and effort, but not effectiveness.

Efficiency and capacity go hand in hand. Increase your practice’s efficiency when you increase your instrument processing capacity. Features include:

  • Preprogrammed cycles can improve convenience and flexibility, and increase confidence for every cycle
  • Programmable controls allow you to change exposure time, temperature, dry time and vent, and store your changes if desired
  • Intuitive display and simple prompts for easy operation
  • Patented, automatic-open door drying to promote faster, more efficient drying of instruments
  • Steam-flush pressure-pulse air-removal system designed to ensure proper steam penetration
  • LCD display alerts operator if door is not closed completely or reservoir water level is low
  • Reservoir fill port and drain tube located in the front of the unit for ease of draining and filling


  • Overall length w/plug: 23.8" (60.5 cm)
  • Overall width: 17.8" (45.2 cm)
  • Overall height w/printer: 17.8" (45.2 cm)
  • Minimum countertop area: 21" (53.3 cm) D x 17.8" 
    (45.2 cm) W
  • Chamber:
    • 11" diameter (28 cm)
    • 18" depth (45.7 cm)
    • 6.5 gal. usable volume (24.6 liters)
  • Trays:
    • Two large – 9" W x 15" L x 1.1" D (22.9 cm x 38 cm x 2.9 cm)
    • Two small – 6.6" W x 15" L x 1.1" D (16.8 cm x 38 cm x 2.9 cm)
  • Unit weight: 99 lb (44.9 kg)
  • Shipping weight: 131 lb (59.4 kg)
  • Water reservoir capacity: 1.4 gal. (5.3 liters)
  • Electrical requirements
    • 115 VAC, 50/60 Hz, 15 Amps Single Phase
  • Meets the requirements of ASME Boiler and Pressure Vessel Code
  • UL Listed to US & Canadian Standards



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