Midmark / Ritter M9 UltraClave (old style)

  • Completely Reconditioned with One Year Parts & Labor Warranty
  • Dimensions: 20.4″ X 15.3″ X 15.8″
  • Chamber size:  9″ diameter X 15″ depth
  • Usable Volume 3.5 gallons, Water Reservoir Capacity 1.1 gallons
  • Unit weight: 73 lb
  • Electrical requirements: 115 VAC, 50/60 Hz, 15 Amps Single Phase
  • Meets the requirements of ASME Boiler and Pressure Vessel Code


The Midmark M9 UltraClave packs all of the reliable sterilizing power you need into a compact unit perfect for areas with limited space.  The Midmark M9 UltraClave is designed to optimize sterilization output—reducing time and effort, but not effectiveness. Today more than ever,  you need products that are reliable and simple to use. Midmark / Ritter Sterilizers are designed to be easier to use and are time tested for reliability.

The SteamFlush Pressure Pulse Air-Removal System is so efficient that it can pass the air removal tests required on more complex vacuum steam sterilizer systems, ensuring good steam penetration for proper sterilization. You want a Sterilizer that is Fast and easy to use for instrument processing, Reliable and Effective for quality infection control, and Maximum space utilization and complementary design for your Sterilization areas. The Midmark M9 meets all of these needs and more.

The Midmark M9 UltraClave is simple to use and effective. Select your cycle and the time is set for you. Press “Start” and the M9 fills with the correct amount of water. Once the sterilization process is complete, the door opens automatically. The M9 UltraClave is time tested for reliability. You simply load it – set it – and forget it. Select your cycle and the time is set for you. Press “Start” and the M9 fills with the correct amount of water. Once the sterilization process is complete, the door opens automatically and quietly to dissipate the steam, giving you fast drying time for your instruments. Features include:

  • Fills with correct amount of water when you hit the start button.
  • Door opens automatically to dissipate steam and give you the fastest drying time.
  • Built-in safety features such as overheat protection, a pressure relief valve and flashing “Error” light.
  • Pre-Programmed Controls for convenience

Sterilization is easy with the Midmark M9 UltraClave.  Just a few simple steps completes the sterilization process.  Simply press the Start / Standby button and the M9 automatically fills with the correct amount of water. Select the cycle that you want and the time is set for you. Cycle time from start to finish is 28 minutes (if cold) and 18 minutes (if hot) for unwrapped cycles.

  • Low water indicator light tells you when the reservoir level is too low
  • A door-ajar light tells you if the door is not securely closed
  • LED display shows the units temperature during heat-up and time remaining during cycles.
  • Lights turn on progressively during filling, heating, sterilizing, drying and complete stages.
  • Easy to fill and to drain water  – located at the front of the machine
  • A large capacity water reservoir means you fill it less often!
  • Four stainless steel trays come with the unit (two large, two small)
  • Easy-to-read pressure gauge and electronic controls offer simple operation and reduce down time