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DC Brushed Miniature Vacuum Pump

Your Professional DC Brushed Miniature Vacuum Pump Supplier！

Guangdong Bosheng New Materials Technology Co., Ltd. was formerly known as Dongguan Jingsheng Powder Metallurgy Products Co., Ltd., which was established in 2004. In 2019, for business expansion, the company invested 100 million yuan to purchase land and build a factory in Zicheng Industrial Park, Zijin County, Heyuan City, covering an area of 18 mu and with a construction area of 28,800 square meters. Our Product:Miniature planetary gearbox, powder metallurgy product.

Why Choose Us

Custom Service

With a skilled engineering team and flexible production setup, we deliver tailored solutions that meet specific performance and design requirements across industries such as automotive, robotics, and power tools.

Our Certifications

Certified under ISO9000 and IATF 16949, our manufacturing processes are structured to ensure product consistency, traceability, and compliance with global quality expectations.

Consistent Delivery

We prioritize on-time delivery and responsive communication, supporting customers with dependable supply and after-sales service to build long-term, stable cooperation.

Our Service

In addition to providing high-quality products, the company also attaches great importance to cooperation and communication with customers. It offers personalized solutions based on customer needs and provides timely after-sales services.

Overview of DC Brushed Miniature Vacuum Pump

A DC brushed miniature vacuum pump is a compact, low-voltage gas pump that uses a brushed DC motor to drive a diaphragm or piston, creating negative pressure for suction or air sampling. Known for being oil-free, quiet, and easily controlled, these pumps are commonly used in portable medical devices, laboratory analysis equipment, and household appliances.

Product Specification

We offers the following product specifications：

Voltage	6/9/12/24V DC
Air Flow	3L/min up to 7L/min
Liquid Flow	400-700ml/min
Pressure	2bar up to 3bar
Vacuum	-45kpa up to -75kpa
Motor	DC brush/DC brushless
Diaphragm	EPDM/PTFE/FKM

Product features

Compact & Lightweight: Ideal for space-constrained designs, portable devices, and handheld instruments.

Oil-free & Maintenance-free: Employs dry lubrication materials, ensuring contamination-free operation suitable for medical environments.

DC Motor Drive: Offers simple, low-cost operation with easy speed control via voltage adjustment.

High Performance/Efficiency: Despite small size, they offer reliable suction, low power consumption, and long-lasting durability.

Versatility: Capable of both suction (vacuum) and compression (pressure), with some models handling liquid-gas mixtures.

Low Noise & Vibration: Designed to operate quietly, enhancing comfort in medical and lab equipment.

High Gas Tightness: Often features advanced diaphragms and valve structures to ensure consistent vacuum levels.

Application

01/

Medical Devices
Stable vacuum performance and oil-free design make our pumps ideal for applications such as negative pressure wound therapy (NPWT), surgical suction, diagnostic analyzers, and portable aspirators.

02/

Industrial Automation
High-efficiency vacuum pumps support robotic pick-and-place systems, vacuum gripping tools, CNC clamping fixtures, and other automation requiring consistent vacuum force.

03/

Smart Home & Consumer Appliances
Compact, quiet operation for premium devices such as odor extraction, food preservation, and home healthcare devices.

04/

Laboratory & Environmental Testing
Reliable micro vacuum sources for gas sampling, air quality monitoring, and portable laboratory equipment.

Material

Typical materials include:

Component	Material Options	Purpose / Benefit
Pump Head	Aluminum alloy, PPS, Stainless steel	Heat resistance, chemical compatibility
Diaphragm	EPDM, FKM, PTFE	Elasticity, corrosion resistance, long cycle life
Valves	Silicone, EPDM, FKM	Flexibility, good sealing performance
Housing	ABS, PC, or customized plastics	Lightweight, durable
Motor	Brushed DC or Brushless DC	Selected based on lifetime and control requirements

Other Services

All of our machines will be fully checked by our quality control department before the shipment. We guarantee all of our machines have a one-year warranty (quick-wear parts not included).
Training details: operation principles, system, and structure, safety and maintenance, software processing technique, etc.
Numerous feedback from our clients have proven that our machines are stable in performance with rare malfunction. However, we would like to handle it as follows once malfunction occurs:

We guarantee that we will give you a clear reply within 24 hours.
Customer service staff will assist you in analyzing the malfunction to locate the cause.
If the malfunction is caused by improper operation of software and other soft faults, we will help solve the problem online.
We will offer plenty of online support, like detailed technical and installation instructions via email, video, and telephone.

Certificate

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Package & Delivery

1. Package: Standard export package or Custom

2. Delivery: By air express, by sea

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FAQ

Q: What are the typical applications for a DC brushed miniature vacuum pump?

A: These pumps are widely used in medical devices, environmental sampling, gas analysis, laboratory instrumentation, and portable vacuum systems where compact size and reliable vacuum generation are required.

Q: What vacuum level can I expect from this type of pump?

A: Typical ultimate vacuum ranges from -60 kPa to -90 kPa, depending on the model, diaphragm material, and system configuration.

Q: What is the expected service life of a brushed DC miniature vacuum pump?

A: Service life generally ranges from 500 to 2,000 operating hours, primarily limited by brush wear. Actual lifetime depends on load conditions, duty cycle, and operating environment.

Q: Can the pump handle continuous operation?

A: Yes, selected models are designed for continuous duty. However, proper thermal management and operating within rated voltage and pressure limits are essential to ensure longevity.

Q: What are the key advantages of a brushed DC motor compared to brushless?

A: Brushed DC motors offer lower initial cost, simpler control, and ease of integration, making them suitable for cost-sensitive and moderately demanding applications.

Q: Is the pump oil-free?

A: Yes, diaphragm-based miniature vacuum pumps are oil-free, ensuring clean operation and eliminating the risk of contamination in sensitive applications.

Q: What materials are used for wetted components?

A: Common materials include aluminum or PPS for the pump head, EPDM, FKM, or PTFE for diaphragms, and silicone or FKM for valves, allowing compatibility with various gases.

Q: Can the pump be customized for specific applications?

A: Yes, customization options typically include flow rate, vacuum level, material selection, voltage, connector type, and mounting configuration.

Q: What is the typical flow rate range?

A: Flow rates generally range from 1 to 20 L/min, depending on pump size and design.

Q: How noisy are these pumps during operation?

A: Noise levels typically range from 40 to 65 dB, depending on the model and installation conditions. Noise can be further reduced with proper mounting and damping.

Q: What voltage options are available?

A: Common voltage options include 6V, 12V, and 24V DC. Other voltages may be available upon request.

Q: Are these pumps suitable for corrosive gases?

A: With appropriate material selection (e.g., PTFE diaphragm, FKM valves), the pump can handle mildly corrosive gases. For highly aggressive media, additional evaluation is recommended.

Q: What maintenance is required?

A: These pumps are generally maintenance-free. However, periodic inspection for performance degradation due to diaphragm fatigue or brush wear is recommended.

Q: Can the pump start under load?

A: Most models can start under moderate load, but starting against maximum vacuum or pressure is not recommended unless specifically designed for such conditions.

Q: What factors should be considered when selecting a model?

A: Key considerations include required vacuum level, flow rate, duty cycle, media compatibility, power supply, noise constraints, and expected service life.

As one of the leading dc brushed miniature vacuum pump manufacturers and suppliers in China, we offer a wide range of products with superior quality. Please feel free to buy bulk customized dc brushed miniature vacuum pump from our factory. Welcome to view our website for more information.

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