Operating duty
Target pressure, system volume, process media and working cycle.
VACUUM PUMPS
The catalog specifies R32 and R1234yf refrigerants, an enclosed switch and electronic centrifugal motor starting.
Distribution · Equipment integration · OEM enquiries

APPLICATION FIRST
Bring the operating conditions into the conversation. A catalog model is the starting point for a technical and commercial review.
Target pressure, system volume, process media and working cycle.
Supply voltage and frequency, connections and available space.
Exact variant, test conditions and destination-market documents.
SPECIFICATION REFERENCE
Catalog values for initial selection. Confirm the exact model and supplied configuration for your project.
“No-spark” follows the catalog wording. It does not establish explosion-proof, ATEX or IECEx certification. Confirm the exact model documentation and conditions of use.
| Pump design | Dual stage |
|---|---|
| Voltage | 220 V / 50 Hz; 110 V / 60 Hz |
| Flow rate | 128 L/min (4.5 CFM) at 50 Hz; 142 L/min (5.0 CFM) at 60 Hz |
| Ultimate vacuum | 15 micron |
| Motor | 370 W / 1/2 HP |
| Weight | 8.8 kg |
April 2026 Lituo catalog · PDF p. 4 · printed p. 04. Ultimate vacuum uses the catalog micron entry; confirm test conditions and final specifications.
FROM PRODUCT TO PARTNERSHIP
Share your application, destination market and purchasing plan. Review configuration, sample evaluation, packaging and commercial terms in the business discussion.
lituobd@163.com