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Precision Diaphragm & Piston Pumps

CKKFLO is a professional manufacturer of miniature diaphragm and piston pumps and compressors. Trusted by OEMs in medical, lab, environmental, industrial, food & beverage, and automotive industries.

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About CKKFLO

Shenzhen Sinko Fluid Technology Co., Ltd. is the professional manufacturer behind the CKKFLO brand, delivering high-performance fluid control solutions to global OEMs.

Engineered for Excellence

With dozens of patented technologies, CKKFLO pumps are designed for high pressure, high flow, low noise, and extended service life. Our products meet the specific needs of diverse industries including medical diagnostics, environmental analysis, digital printing, and industrial automation.

We specialize in custom OEM solutions, offering free customization for voltage, materials, performance parameters, and integration requirements.

  • High Pressure & High Flow Performance
  • Ultra-Low Noise Operation
  • Long Service Life & Reliability
  • Customizable for OEM Integration
Factory Equipment Engineering Team Pump Components Quality Testing

Our Products

A comprehensive range of diaphragm and piston pumps designed for precision, reliability, and performance across industries.

BLDC Diaphragm Liquid Pump

Model: CF30ME CBD

  • Flow: ≥300L/min
  • Pressure: 1.0bar / 14.5psi
  • Suction: ≥6M
  • Voltage: DC24.0V
  • Motor: DC Brushless (IP00)

Used in medical diagnostics, environmental analysis, digital printing

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BLDC Diaphragm Air Pump

Model: DF03GE CBLD

  • Flow: 5 L/min
  • Pressure: 2.0bar / 29psi
  • Suction: -70kpa / 525mmHg
  • Voltage: DC6.0V, 12.0V, 24.0V

High efficiency brushless motor for continuous operation

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KBD Micro Air Pump

Model: CF20GE KBD

  • Flow: 0.7L/min
  • Pressure: 0.6bar / 8.7psi
  • Suction: -60kpa / 450mmHg
  • Voltage: DC5.0V, 12.0V

Compact design for space-constrained applications

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Dual Heads Diaphragm Pump

Model: D401GE CBD

  • Flow: 20 L/min
  • Pressure: 2.0bar / 29psi
  • Suction: -90kpa / 600mmHg
  • Voltage: DC12.0V, 24.0V

High performance dual-head configuration

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Micro Diaphragm Air Pump

Model: CF16GE CBLD

  • Flow: 0.5 L/min
  • Pressure: 0.5bar
  • Suction: 40kpa / 3000mmHg
  • Voltage: DC5.0V

Ideal for low-power portable devices

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Outer Rotor Liquid Pump

Model: CF60LE CBD

  • Flow: >600ml/min
  • Head Pressure: 10M
  • Suction Lift: 3M
  • Voltage: DC12.0V, 24.0V
  • Head: PA, EPDM/PTFE options

Robust design for continuous liquid transfer

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Micro Diaphragm Liquid Pump

Model: CF20LE KBD

  • Flow: ≥100ml/min
  • Head Pressure: 10mWg
  • Suction: ≥2.5M
  • Voltage: DC6V/12V/24V
  • Motor: Coreless DC (IP00)

Precise control for analytical instruments

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High Pressure Dual Head Pump

Model: D405GE CBD

  • Flow: 20 L/min
  • Pressure: 2.0bar / 29psi
  • Suction: -98kpa / 735mmHg
  • Voltage: DC6.0V, 12.0V, 24.0V

Maximum vacuum performance for demanding applications

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Why Choose CKKFLO?

High Reliability

Engineered for long life and continuous operation in demanding environments.

High Performance

Superior pressure, flow, and suction capabilities across all models.

Custom Solutions

Free customization for voltage, materials, and performance parameters.

Global OEM Support

Trusted by manufacturers in medical, industrial, environmental, and automotive sectors.

50+
Patented Technologies
100K+
Units Shipped Annually
30+
Countries Served
15+
Years Industry Experience

Frequently Asked Questions

What industries use CKKFLO pumps?

Our pumps are widely used in medical diagnostic instruments, laboratory equipment, environmental monitoring systems, industrial automation, food and beverage processing, automotive testing, and digital printing machinery.

Can I customize the pump specifications?

Yes, CKKFLO offers free customization for voltage, flow rate, pressure, materials (diaphragm and valve options), and physical dimensions to meet your OEM integration requirements.

What is the typical lead time for orders?

Standard products have a lead time of 2-4 weeks. Customized solutions may require additional time depending on specifications. Contact us for exact timelines.

Do you provide technical support?

Yes, our engineering team provides full technical support for integration, troubleshooting, and optimization. We're available to assist with your application needs.

What certifications do your products have?

Our manufacturing facility follows strict quality control procedures. While specific certifications depend on the product model, we can provide RoHS, CE, and other compliance documentation upon request.

Get in Touch

Contact the CKKFLO team for product inquiries, custom solutions, or technical support.

Operating Hours

Monday - Saturday
9:00 AM – 9:00 PM (China Time)

Contact Methods

Phone: +86 (0)135-3788-9216

Email: info@ckkflo.com

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