Welcome to Mini-Pump.com
We rank among the leading miniature pump manufacturers in China.
Hilintec offer industrial-grade mini pumps as well as pneumatic control systems and related technologies.
Why Choose Us？
Here is some reasons about why choose us as you technical partner
Focus
We have focused on the R&D and manufacturing of mini diaphragm pumps and fluid control products for the past 15 years.
Customizable
Our flexible design enables us to respond quickly to specific R&D needs and meet diverse application requirements.
Reliable Partner
We are committed to delivering lasting value to our customers through reliable products and services.
Technical Support
Our dedicated engineers offer comprehensive technical support for your applications at every stage
Experience
With over 20 years of experience, we are deeply rooted in the fluid control and pump industry.
Long Warranty
The high-end model offers a 2-year warranty, ensuring reliable performance in demanding applications.
Product Category
Learn more about Hilintec miniature diaphragm pump technologies
D30 High Vacuum High Pressure Mini Air Pump
D31 Series Low-Pulsation Mini Diaphragm Gas Pump
D31 series is available in two pump head variants (D31M high-flow; D31Q low-noise), multiple voltage options (12V/24V), and with brushless DC (BLDC) motors for continuous heavy-duty operation. With its compact size, industrial-grade reliability, and PWM speed control capability, the D31 is the ideal OEM solution for precise gas sampling and transfer.
D15 Dual-Head Positive Negative Pressure Mini Gas Pump
The D15 series is a versatile micro diaphragm pump that functions as both a vacuum pump and a compressor. It is distinguished by its dual-head design: the D15PB (series connection) is optimized for high pressure (up to 100 kPa positive pressure and -75 kPa relative vacuum), while the D15HB (parallel connection) is designed for high flow (up to 3.2 L/min peak flow). Despite its powerful output, the pump maintains a compact size of approximately 56x49x25mm and weighs only about 80g. Driven by a high-quality BLDC motor, it supports PWM speed control, tachometer (FG) feedback, and features comprehensive protection (stall, over-current, reverse polarity). The standard wetted parts (EPDM) offer good resistance to alcohols, acids, alkalis, and ozone, making it suitable for a wide range of media.
D28 Speed-Adjustable Positive Negative Pressure Diaphragm Pump
Equipped with optional brushed DC motors (DC) and brushless DC motors (BL/BA), the D28 caters to diverse application demands from cost-effective solutions to long-life high-reliability scenarios. Featuring modular replaceable gas nozzles, 360° rotatable air inlets/outlets, and multiple self-protection mechanisms, it offers unrivaled flexibility and durability for gas sampling, analytical instruments, medical equipment, and industrial driving systems. With low electromagnetic interference, low noise, and excellent air tightness, the D28 sets a new standard for micro diaphragm pumps in terms of total life cycle cost performance.
D50 High Vacuum High Flow Dual head Diaphragm Pump
The dual-head D50 series includes two models: the D50VB and D50FB. The D50VB offers higher vacuum performance, while the D50FB delivers greater flow rates. Both models operate at 24V and can also function as positive pressure pumps, capable of generating up to 50kPa of positive pressure.the dual-pump heads support flexible configurations—they can be connected in series, in parallel, or operated as two independent pump units to adapt to various application requirements. Designed for industrial durability, these pumps can run continuously under maximum load 24/7, with a proven lifespan exceeding 7,500 hours in full-load endurance testing.
LabEZ™ D50 Series High Vacuum Micro Laboratory Pump
The LabEZ™ D50 series is a laboratory-specific pump designed for dual-pressure operation, capable of both vacuum suction and gas compression. Its compact dimensions (20*19*12cm) ensure excellent portability. With vacuum performance reaching -91kPa and positive pressure up to 50kPa, it operates at 100-240V AC, 50/60Hz. A corrosion-resistant PTFE+PVDF material configuration is available as an option. The integrated speed control knob allows convenient adjustment of suction rate.The LabEZ™ D50 Series combines precision, durability, and versatility, making it the ultimate choice for laboratories requiring high-performance gas handling with reliability and ease of use.
S33 Corrosion-Resistant Liquid Pump with IP66 Protection
The S33 Series Micro Liquid Pump is a cutting-edge fluid handling solution designed to meet the demanding requirements of industrial, medical, and analytical applications. Built with advanced materials and innovative engineering, this pump delivers exceptional performance in corrosive, high-temperature, and high-viscosity environments. Its compact design, combined with versatile functionality, makes it an ideal choice for applications ranging from chemical laboratories to medical devices and industrial cooling systems.
S09 Smallest Low Pulsation Tiny Liquid Pump
The S09 Micro Diaphragm Liquid Pump is a high-performance, compact pump designed for a wide range of industrial, medical, and laboratory applications. Combining industrial-grade durability with low power consumption and versatile functionality, the S09 pump is engineered to deliver reliable, stable, and efficient fluid and gas transfer in even the most demanding environments.with wide voltage power supply, especially suitable for battery-powered scenarios.
S18 High Cost Performance Mini Liquid Pump
This diaphragm pump has two motor options, brushless DC motors and brushed motors, corresponding to long-life and low-cost application scenarios.It has the characteristics of extremely low noise and vibration, and its noise level of S18M can be as low as 44 decibels. It supports 5V or 12V DC power supply, with EPDM, FKM, PTFE a variety of material options. It has a very compact size and excellent liquid transmission performance.
S20 High Output Pressure Micro Liquid Pump
The S20 is a high pressure gas-liquid pump and can be used for high-pressure applications such as spraying, atomization, and high-pressure cleaning.It is a compact long-life liquid vacuum pump driven by a brushless motor with good longevity and reliability.The flow rate can be changed by adjusting the pump motor speed (by adjusting the PWM duty cycle).This pump can also be used as a small flow corrosion resistant gas pump, it can work as a negative pressure pump for suck,and can also work a compressor.
WNY BLDC Micro Diaphragm Liquid Vacuum Pump
WNY is a compact long-life liquid vacuum pump driven by a brushless motor with good longevity and reliability. It adopts EPDM diaphragm material and PA6 reinforced nylon pump head, which has good chemical compatibility.
WJY High Flow Micro Diaphragm 24V Water Pump
WJY series diaphragm liquid pump is a high-flow 24V water pump with a compact size and a high flow rate that can control the pumping speed through a signal. Its maximum pumping speed can reach 6L/min. The pumping speed, start and stop can be controlled through signals, and a variety of fluid interfaces can be selected. It adopts EPDM diaphragm and PA6 nylon pump head, which has a wide range of chemical compatibility, and it is driven by BLDC motor, which has long life and high reliability.
D31 Series Low-Pulsation Mini Diaphragm Gas Pump
D31 series is available in two pump head variants (D31M high-flow; D31Q low-noise), multiple voltage options (12V/24V), and with brushless DC (BLDC) motors for continuous heavy-duty operation. With its compact size, industrial-grade reliability, and PWM speed control capability, the D31 is the ideal OEM solution for precise gas sampling and transfer.
S09 Smallest Low Pulsation Tiny Liquid Pump
The S09 Micro Diaphragm Liquid Pump is a high-performance, compact pump designed for a wide range of industrial, medical, and laboratory applications. Combining industrial-grade durability with low power consumption and versatile functionality, the S09 pump is engineered to deliver reliable, stable, and efficient fluid and gas transfer in even the most demanding environments.with wide voltage power supply, especially suitable for battery-powered scenarios.
D09 Smallest Portable Pump with Low Pulsation
D09 is a 3-chamber gas pump with a low output flow pulsation.It is equipped with iron core BLDC motor, which makes the pump long life and low power consumption,D09 is a small and exquisite diaphragm pump with 3~6V wide voltage power supply technology, which is especially suitable for battery-powered handheld gas sampling. This product has the characteristics of high pressure and large flow, it can pump negative pressure or positive pressure,the output flow can reach 0.6 L/min, the negative pressure can reach -40kPa, and the output positive pressure can reach 70kPa.
D27 Creative Low Pulsation Pump for Gas Sampling
D27 is a special designed low pulsation pump with five diaphragm chambers. Comparing with the traditional diaphragm pump,there is almost no flow pulsation for this model.which is driven by a 5V/12V/24V BLDC/DC motor,and the flow-rate can be adjusted by input PWM signal. It has a high cost performance, long service life, small dimensions.There are two models(D27S,D27E) in this series, D27S can output positive and negative pressure.
D11 Precision Micro Pressure Gas Pump
The D11 is a compact precision micro pressure pump with flow control function.It has a small dimensions, long service life, low vibration and low noise level.the maximum average gas flow rate is 0.9L/min,The flow rate can be controlled by adjusting the input voltage.and the flow pulsation is extremely small.so it’s very suitable for scenes that require small volume, large flow, low pressure.
C09 Diaphragm Mini Air Pump for Vacuum
C09 series miniature air pump is a compact vacuum pump with digital flow control function. It has a small dimensions, long service life, low flow pulsation. Connecting to its suction port can realize the function of suction or vacuum. C09 series miniature air pump is a diaphragm air pump that can transfer air/gas by a moving diaphragm to change the volume of the pump chambers.
SCPV Servo Proportional High-Precision Gas Flow Control Valve
SCPV Servo Proportional High-Precision Gas Flow Control Valve
D37TS Adjustable Speed High Airtightness Positive Negative Pressure Diaphragm Pump
Adopting an all-metal high-airtight pump head and optimized multi-layer sealing structure, the D37TS pump delivers excellent leak-proof capability, high vacuum, high flow and stable pressure output. It is rated IP66 for full dust and water resistance, adapting to complex and harsh working environments. Standard Rp1/8 internal thread joints and optional diversified connectors allow seamless integration into various gas circuits. Widely applied in gas analysis, sampling instruments, gas circulation and component analysis equipment, it is a reliable core component for industrial analytical gas transmission systems.
D15TS Positive Negative Pressure High-Airtightness Mini Diaphragm Pump
The D15TS series is equipped with a brushless DC motor that supports PWM speed control and provides FG speed feedback.The pump is available in 5 volt, 12 volt, and 24 volt versions, offering maximum vacuum and pressure of at least 40 kPa negative and 40 kPa positive, with average flow rates up to 1.2 liters per minute for the EL version and 1.0 liter per minute for the FG version. The compact design keeps the weight as low as 68 grams for the EL version and 100 grams for the FG version, making the pump ideal for portable and space constrained instruments.
D50TS High-Airtightness Micro Diaphragm Pump
The D50TS is a highly airtight diaphragm pump featuring an all-metal pump head design and low-leakage fully encapsulated diaphragm for superior sealing performance. Equipped with a brushless DC motor offering over 8,000 hours of service life, this compact pump delivers both high flow rate and high pressure output. Its flexible design allows for easy interchangeability of air nozzles to suit various customer applications, making it ideal for demanding environments where reliability, longevity and airtightness are crucial.
Flow Stabilizer for Miniature Gas Pumps
The miniature air pump silencer uses a similar principle to the exhaust pipe silencer of a car.
Silencer for Micro Pumps
The miniature air pump silencer uses a similar principle to the exhaust pipe silencer of a car.
Latest News
Main Application Industry
Our micro diaphragm, vacuum, and piston pumps are widely used in industries that demand contamination-free gas and liquid transfer. These compact pumps offer end users significant advantages, including low noise, low power consumption, high efficiency, and excellent sealing performance.
Medical and In Vitro Diagnostic Equipment
IVD instruments, automatic biochemical analyzers, and other analytical instruments are used for sampling and sample clarification, while endoscopes, debridement machines, and other devices are used to generate vacuum.
Analysis and Testing Equipment
It functions as a carrier gas or sampling pump, delivering samples to the analytical module while preventing contamination of the carrier gas and ensuring leak-free operation.
Environmental Monitoring Equipment
The pump can continuously or intermittently sample ambient air and water, delivering them to the analytical module for analysis and recording of real-time environmental data.
Videos
Miniature diaphragm compressor application with LVDT sensor
Product introduction of our “tiny” micro pump D08
What is the noise level of quiet miniature air pump?
Introduction of S23 micro liquid pump
Company Profile
Introduce our factory, R&d center, office and our team
Our Vision and Mission
To be a driving force in innovation of human fluid technology
Create value for customers by offering high quality fluid solutions
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