HIGH-PERFORMANCE
SEALLESS MAGNETIC
DRIVE PUMPS
Engineered for high-pressure, wide-temperature, and long-service-life industrial applications.
The precision standard for critical fluid handling where standard pumps fall short.
ML/REV Precision Displacement Range
(<10 Bar Working Pressure)
FOR DEMANDING Industrial Applications
Performance Curves by Displacement
Select a displacement to view flow performance at different rotational speeds and differential pressures. Real test data under water at 20°C.
0.2 ml/rev Performance Curve
Flow Rate vs. Differential Pressure at Different Speeds (Water, 20°C)
Actual flow varies with fluid viscosity, temperature, speed, motor configuration and operating conditions.
Is the Pro Series Right for Your Application?
The Pro Series is engineered for demanding environments where pressure, temperature, service life and media compatibility are critical.
High-Pressure Systems
Up to 40 Bar working differential pressure on selected configurations, with high-pressure custom options available for demanding systems.
Wide & Extreme Temperature
Standard operating range from −80°C to +140°C, with customized configurations available for more extreme temperature requirements.
High-Viscosity Media
Designed for challenging fluids with viscosity up to 10,000 cps, depending on pump configuration and operating conditions.
Continuous 24/7 Duty
Built for long-term industrial operation where stable flow, reliability and reduced maintenance are important.
Critical & Corrosive Fluids
Sealless magnetic drive architecture minimizes leakage risks for corrosive, toxic and high-purity fluid handling.
Demanding Applications
Engineered for fluid-handling applications where standard micro pumps may not provide sufficient pressure, temperature capability or durability.
Choose PRO when pressure, temperature, service life or media compatibility is the priority.
For compact equipment, precision metering and cost-sensitive OEM projects, consider the Lite Series.
Pro Series Technical Specifications
Engineered for high-pressure, wide-temperature and continuous-duty fluid handling, with multiple wetted-material, sealing and motor configurations available for demanding industrial applications.
Performance Specifications
Materials & Configuration
Built for Demanding Continuous-Duty Applications
PRO Series combines sealless magnetic drive architecture, wear-resistant internal components and application-specific material options for demanding industrial fluid systems.
SZSUNLIT Magnetic Drive Pump Series
Two specialized series — SZSUNLIT Pro and SZSUNLIT Lite — engineered for different pressure, temperature, and precision requirements — choose the right solution for your application.
Materials & Internal Construction
Precision-engineered internal components help the Pro Series maintain stable performance, wear resistance and reliable operation under demanding pressure, temperature and fluid conditions.
Magnetic Rotor
Power is transmitted magnetically through a sealed containment, eliminating the need for dynamic shaft seals and helping prevent leakage.
Ceramic Shaft
Ceramic shaft provides excellent wear resistance, corrosion resistance and dimensional stability for reliable long-term operation.
Pump Housing
316L stainless steel housing provides structural strength, corrosion resistance and reliable chemical compatibility for demanding fluid-handling applications.
PEEK Gear
High-wear PEEK gears provide excellent chemical resistance and wear properties for stable performance and long service life.
Precision components and sealless magnetic drive architecture support reliable operation in demanding industrial applications.
Pressure Ratings
by Displacement
The Pro Series offers multiple displacement options to match different flow and pressure requirements. The table below provides a quick reference for working pressure differential and maximum system pressure across each displacement range.
| Displacement (ml/rev) | Working Pressure Differential (bar) | Maximum System Pressure (bar) |
|---|---|---|
| 0.2 | 10 | 30 |
| 0.39 – 1.9 | 20 | 30 |
| 3.5 | 20 | 30 |
| 6 – 9 | 40 | 50 |
| 12 – 17 | 30 | 50 |
| 26 | 40 | 50 |
Our engineering team can help you select the right displacement and configuration for your application.
Pressure capability varies by displacement and should be matched to actual operating conditions.
Proven in Demanding
Applications
The Pro Series is designed for critical fluid-handling applications where stable flow, reliable operation and leak-free performance are essential. Here are several representative application areas.
Liquid Cooling
Cooling Systems for AI Servers & Data Centers
Continuous circulation requires stable flow, reliable operation and compact system integration.
SZSUNLIT Pro Series magnetic drive gear pump configured to match the required flow and pressure.
Stable fluid circulation for continuous thermal-management applications.
Battery Manufacturing
Precision Fluid Transfer & Process Handling
Battery production requires stable fluid delivery and reliable continuous operation in precision processes.
Pro Series sealless magnetic-drive technology supports controlled fluid transfer without dynamic shaft seals.
Stable and reliable fluid handling for demanding battery-manufacturing processes.
Medical & Diagnostic
Precision Fluid Handling for Medical Equipment
Medical and diagnostic equipment requires compact, precise and dependable fluid handling.
Compact magnetic-drive pump configurations provide sealless operation with flexible motor integration.
Reliable and controlled fluid transfer for precision medical and diagnostic systems.
Get expert recommendations for the right model and configuration for your process.
Not Sure Which Pro Series
Model to Choose?
Send us your operating conditions. Our engineering team will help evaluate the appropriate displacement, materials, pressure rating and drive configuration for your system.
1. Fluid / Medium
Tell us what fluid you need to transfer.
e.g. DI water, coolant, solvent, electrolyte2. Required Flow Rate
Tell us your target flow rate or operating range.
e.g. target flow or flow range3. Pressure
Provide differential pressure and system pressure.
Differential + system pressure4. Operating Temperature
Tell us the minimum and maximum working temperature.
e.g. −80°C to +140°C5. Motor / Installation
Share motor type, connection and installation requirements.
Motor / port / mounting requirementsOur engineering team will review your operating conditions and recommend a suitable Pro Series configuration.
Get professional support for your specific application.
