The UMH-LD Series 35–150L Vertical Autoclave is a range of
vertical pressure steam sterilizers designed for clinics, laboratories,
research institutes and other facilities requiring routine steam sterilization.
The series includes 35L, 50L, 75L, 100L, 120L and 150L models,
allowing users to select the chamber capacity according to instrument size,
daily sterilization volume and available installation space.
Each model combines a fully stainless-steel structure, microcomputer control,
LED status display, automatic air and steam discharge, and over-temperature
and over-pressure protection for routine laboratory sterilization workflows.
Key Features
- Six chamber capacities from 35L to 150L
- Vertical pressure steam sterilization design
- Fully stainless-steel structure
- LED display of operating status
- Touch-type control keys
- Microcomputer-controlled sterilization system
- Automatic cold-air discharge
- Automatic steam discharge after sterilization
- Automatic shut-off after cycle completion
- Audible completion reminder
- Over-temperature protection
- Over-pressure protection
- Two stainless-steel sterilizing baskets supplied
- Optional printer and drying system for UMH-120LD and UMH-150LD
Typical Applications
The UMH-LD Series is designed for steam sterilization of compatible laboratory
and medical loads, including:
- Surgical instruments
- Laboratory glassware
- Culture media
- Compatible fabrics
- Laboratory containers
- Other steam-compatible laboratory materials
Typical users include clinics, hospital laboratories, research institutes,
universities and general scientific laboratories.
35L to 150L Vertical Autoclave Range
Six chamber sizes are available in the UMH-LD Series. The sterilization
technology and main control functions remain consistent across the range,
while chamber dimensions, heating power, overall dimensions and weight vary
according to capacity.
| Model | Capacity | Chamber Size |
|---|---|---|
| UMH-35LD | 35 L | Ø318 × 450 mm |
| UMH-50LD | 50 L | Ø340 × 550 mm |
| UMH-75LD | 75 L | Ø400 × 600 mm |
| UMH-100LD | 100 L | Ø440 × 650 mm |
| UMH-120LD | 120 L | Ø480 × 660 mm |
| UMH-150LD | 150 L | Ø510 × 740 mm |
Microcomputer Control and LED Display
The sterilizer uses a microcomputer-controlled system with an
LED operating-status display and touch-type keys.
The interface allows the operator to monitor and control the sterilization
process from the front control panel.
The timer can be configured from 0–999 minutes or
0–99 hours 59 minutes, providing flexibility for different
sterilization procedures.
Automatic Air and Steam Discharge
The UMH-LD Series automatically discharges cold air during operation and
automatically releases steam after completion of the sterilization process.
At the end of the cycle, the unit automatically shuts off and provides an
audible reminder to indicate that the sterilization program has finished.
Pressure and Temperature Protection
The system incorporates both over-temperature and over-pressure protection
to support controlled pressure steam sterilization.
- Design Pressure: 0.3 MPa
- Maximum Working Pressure: 0.25 MPa
- Design Temperature: 150°C
- Maximum Working Temperature: 138°C
- Heat Uniformity: ≤ ±1°C
Technical Specifications
| Series | UMH-LD Series |
|---|---|
| Product Type | Vertical pressure steam sterilizer / vertical autoclave |
| Capacity Range | 35–150 L |
| Design Pressure | 0.3 MPa |
| Maximum Working Pressure | 0.25 MPa |
| Design Temperature | 150°C |
| Maximum Working Temperature | 138°C |
| Heat Uniformity | ≤ ±1°C |
| Timer Range | 0–999 min or 0–99 h 59 min |
| Structure | Fully stainless steel |
| Display | LED display |
| Control | Microcomputer control with touch-type keys |
| Standard Baskets | 2 stainless-steel sterilizing baskets |
Model Specifications
| Model | Capacity | Chamber Size | Power | Overall Size | Transport Size | G.W. / N.W. |
|---|---|---|---|---|---|---|
| UMH-35LD | 35 L | Ø318 × 450 mm | 1 × 2.5 kW | 470 × 450 × 840 mm | 540 × 540 × 1000 mm | 64 / 47 kg |
| UMH-50LD | 50 L | Ø340 × 550 mm | 2 × 1.5 kW | 520 × 500 × 970 mm | 580 × 580 × 1130 mm | 77 / 56 kg |
| UMH-75LD | 75 L | Ø400 × 600 mm | 3 × 1.5 kW | 550 × 530 × 990 mm | 610 × 610 × 1160 mm | 90 / 70 kg |
| UMH-100LD | 100 L | Ø440 × 650 mm | 3 × 2.0 kW | 580 × 560 × 1060 mm | 640 × 640 × 1220 mm | 98 / 76 kg |
| UMH-120LD | 120 L | Ø480 × 660 mm | 3 × 2.0 kW | 630 × 610 × 1130 mm | 690 × 690 × 1290 mm | 125 / 103 kg |
| UMH-150LD | 150 L | Ø510 × 740 mm | 3 × 2.0 kW | 660 × 640 × 1130 mm | 730 × 730 × 1290 mm | 138 / 111 kg |
Power supply: AC 220V, 50Hz.
Optional Printer and Drying System
The UMH-120LD and UMH-150LD can be configured
with an optional printer and drying system according to procurement requirements.
Please confirm the required configuration before quotation so the correct
equipment version can be selected.
How to Select the Correct Model
Selection should primarily be based on the required chamber volume, load dimensions,
daily sterilization workload and available installation space.
- UMH-35LD / UMH-50LD: compact capacities for smaller routine loads
- UMH-75LD / UMH-100LD: medium-capacity laboratory sterilization
- UMH-120LD / UMH-150LD: larger-capacity loads with optional printer and drying configuration
Before Ordering
For model selection and quotation, please provide:
- Required chamber capacity
- Type of load to be sterilized
- Approximate load dimensions
- Required quantity
- Required voltage and frequency
- Whether a printer or drying system is required
- Destination country
For special sterilization loads, please provide details of the material and
required sterilization procedure so compatibility can be reviewed before ordering.
Request UMH-LD Series Autoclave Quotation
Contact UMY Medical with your required chamber capacity, sterilization load,
quantity and destination country for model selection and quotation.
FAQ
What capacities are available in the UMH-LD Series?
The series includes 35L, 50L, 75L, 100L, 120L and 150L vertical autoclave models.
What is the maximum working temperature?
The specified maximum working temperature is 138°C, with a design temperature
of 150°C.
What is the maximum working pressure?
The maximum working pressure is 0.25 MPa, while the specified design pressure
is 0.3 MPa.
Does the autoclave discharge steam automatically?
Yes. The system automatically discharges cold air and automatically releases
steam after the sterilization process.
Which models support a printer and drying system?
The UMH-120LD and UMH-150LD can be supplied with an optional printer and
drying system.






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