Maisi Group | Professional Vacuum Pump & Air Compressor Manufacturer in China

About Maisi Pumps

Ningbo Yinzhou Maisi Mechanical & Electrical Co., Ltd. is a technology-based enterprise engaged in R&D, manufacturing, and sales of oil-free micro vacuum pumps, diaphragm pumps, compressor pumps, air compressors, and accessories. We provide customers with quality products, services, and solutions tailored to diverse industrial, medical, and scientific needs.

As a professional micro vacuum pump manufacturer in China, we integrate advanced foreign technologies and continuously innovate to enhance product performance. Our commitment to excellence has earned us a strong reputation in global markets.

ISO9001:2008 Certified

RoHS Compliant

Exported to Over 50 Countries

Our Featured Products

High-quality, reliable, and energy-efficient pumps designed for industrial, medical, laboratory, and recreational applications.

Diaphragm Vacuum Pump TC-100 AC Series

Oil-free, low noise, ideal for laboratory and industrial applications.

• AC Power Supply
• Maintenance-Free Operation
• High Vacuum Level

12V/24V Small Diaphragm Vacuum Pump

Compact, portable, perfect for mobile and battery-powered systems.

• DC 12V/24V Operation
• Lightweight Design
• Long Service Life

12V Mini Breathing Air Compressor (Underwater)

Designed for scuba diving and underwater breathing systems.

• Waterproof Design
• High Pressure Output
• Portable & Durable

Piston Pump HYW-780 AC Series

High flow rate, low noise, ideal for dental clinics and medical use.

• Clean & Dry Air Source
• Stable Operation
• Auto-Control Function

GZ70B-12 Two-Stage Diaphragm Vacuum Pump

High vacuum performance with dual-stage compression.

• Two-Stage Compression
• Ultra-Quiet Operation
• Energy Efficient

Portable Silent Air Compressor Pump

Silent, compact, and efficient for field and lab use.

• Ultra-Low Noise
• Portable Design
• Oil-Free Technology

Laboratory Vacuum Pump

Precision-engineered for scientific research and lab environments.

• High Accuracy
• Stable Vacuum Output
• Corrosion Resistant

Vacuum Lifter Pump

Used in material handling for glass, metal, and sheet lifting.

• High Suction Force
• Durable Construction
• Industrial Grade

View All 85 Products

Why Choose Maisi Group?

We combine innovation, quality, and global support to deliver reliable pumping solutions.

Certified Quality

ISO9001:2008, RoHS certified. Strict adherence to international quality standards ensures reliability and safety.

High Performance

Oil-free, maintenance-free operation with high vacuum levels and long service life across all models.

Global Support

Overseas warehouses, distributor network, and 24-hour response for inquiries and service support.

Frequently Asked Questions

What makes Maisi's diaphragm pumps maintenance-free?

Our diaphragm pumps use oil-free technology and durable materials that eliminate the need for regular lubrication or part replacement, ensuring long-term reliability.

Are your pumps suitable for medical applications?

Yes, our piston and vacuum pumps are designed to deliver clean, dry, and contamination-free air, making them ideal for dental clinics and laboratory environments.

Do you offer customization?

Yes, we support OEM/ODM services and can customize voltage, flow rate, noise level, and physical dimensions based on your requirements.

How can I get a quote or sample?

Visit our official website to submit your inquiry. We respond to all requests within 24 hours.

China Quality Suppliers fobcompany.info

Notice for Buyers: If you are a buyer, the above information is generated by AI collection and does not constitute any advice. If necessary, please visit the corresponding official website.

For Domain Owners: If you are the domain owner and do not want to be included by fobcompany.info, please contact [email protected] via your corporate email to cancel. We will cancel your inclusion within 3 business days.

如果您是域名所有者不想被fobcompany.info收录请用企业邮箱联系[email protected] 取消收录我们将在3个工作日取消您的收录

Service Request: If you are other domain and want to be included, please contact [email protected]

如果您是其他域名合作也请联系[email protected]

Leading Diaphragm Pump Manufacturer in China