The Thomas YP-20A is an oil-less linear diaphragm air pump / compressor designed for OEM and laboratory support applications where reliable low-pressure airflow, quiet operation, and compact size are important. This unit is used and tested working and is well suited for replacement, repair, backup inventory, or integration into compatible systems.

Manufactured by Thomas Compressors & Vacuum Pumps, the YP Series is known for low noise, low vibration, and long service life in continuous-duty light air handling applications. This particular unit is labeled YP-20A, 115V, 60Hz, 0.3A, and Made in Japan.

Key Features

• Thomas YP-20A linear diaphragm pump / compressor
• Oil-less design
• 115V, 60Hz, 0.3A operation
• Compact OEM-style module for equipment replacement or system integration
• Low noise and low vibration design
• Tested working
• Made in Japan

Applications

• OEM equipment replacement
• Laboratory support systems
• Air and gas transfer applications
• Analyzer and instrument airflow support
• General low-pressure air compression use

Technical Notes

The Thomas YP Series is an oil-less linear pump/compressor platform commonly used in OEM air handling applications. Published YP Series data indicates pressure capability up to approximately 2.9 psi and vacuum capability up to approximately 5.9 in. Hg, though exact operating performance can vary by model, installation, tubing, and application.

This unit is marked:

• Model: YP-20A
• Voltage: 115V
• Frequency: 60Hz
• Current: 0.3A
• Country of Manufacture: Japan

Included

• Thomas YP-20A pump module
• Attached wiring lead / connector as shown
• Installed fitting(s) shown in photos
• Only items shown are included

Condition & Notes

This unit is offered as used surplus equipment and has been tested working. Cosmetic condition is good overall with normal signs of prior handling, storage, and use. Wiring, fittings, connector style, and installation requirements should be reviewed carefully before purchase.

Because this is an OEM-style component, buyers should verify compatibility with their existing system, including connector type, fitting size, mounting method, electrical requirements, and airflow / pressure needs prior to purchase.

Why Buy from mLab Supply?

• Hard-to-find laboratory and OEM surplus components
• Cost-effective replacement options
• Tested equipment whenever possible
• Responsive support and fast fulfillment