What is the maximum pressure and vacuum capacity?

The pump can achieve a max pressure of 120kpa and a max vacuum of -70kpa.

Is the pump oil-free and maintenance-free?

Yes, the oil-free operation ensures no media contamination, and the design is maintenance-free for long product life.

Diaphragm 12V DC Mini Air Pump (DC brushless motor)

Name: Diaphragm 12V DC Mini Air Pump (DC brushless motor)
Brand: Changsha TOPS Industry & Technology Co., Ltd.
SKU: 690565292

Hunan, ChinaChangsha TOPS Industry & Technology Co., Ltd.

Negotiable

200 Pieces

Product profile

Customization

Available

Material

Pump Head Nylon, Membrane EPDM / PTFE, Valve EPDM

Power

Electric

Model NO.

TM30A-D

Valve Body Type

Pump Head Nylon, Membrane EPDM / PTFE, Valve EPDM

Function

Electronic Type, Field Bus, Industrial Pressure and Vacuum Applications

Features

Oil-Free,Compact Size, Corrosionresistant, Mainten

More Features

High Efficiency, Can Be Mounted in Any Place

Lifetime

15000hour,10000hour,3000hour

Motor

DC Brush, Brushless, Coreless Brushless

Flow Rate

4.5L,5L

More Application

Industrial Pressure and Vacuum Applications,Gas or

Working Way

Continuous or Intermittent Work

Materials

Pump Head Nylon, Membrane EPDM / PTFE, Valve EPDM

Transport Package

Standard Export Packing or OEM Packing

Specification

Standard or Customized

Trademark

TOPSFLO

Origin

China

HS Code

84135020

Production Capacity

100, 000 PCS/Month

Key features

Brushless Motor Options: Coreless brushless motor offers 15,000 hours ideal lifetime with silent, vibration-free operation.

Customizable Materials: Optional EPDM or PTFE membranes and EPDM/FPM valves for corrosive or normal air applications.

Certified Quality: Passed CE, ROHS, REACH, WRAS, and Food Grade certifications for global market compliance.

Oil-Free Operation: Ensures uncontaminated flow, making it ideal for medical equipment and analytical instruments.

Compact Design: Lightweight unit with high power density, suitable for portable and space-constrained applications.

Versatile Applications: Used in industrial pressure/vacuum, medical equipment, air quality sampling, and respiration monitors.

Flexible Orientation: Can operate in any orientation, providing installation flexibility for various system designs.

Advanced Control: Outer controller enables PWM or 0-5V speed adjustment, brake, and instant starting functions.

Company profile

Changsha TOPS Industry & Technology Co., Ltd.

Hunan, China

Business Type: Manufacturer/FactoryExport Year: 2001-09-08Nearest Port: shanghai, shenzhenAverage Response Time: ≤7.47hTerms of Payment: LC, T/T, PayPal, etc.International Commercial Terms(Incoterms): FOB, EXW, CFR, CIF

AI-Powered supplier vetting

SummaryChangsha TOPS Industry & Technology Co., Ltd. is identified as a China-based manufacturer/factory and limited company specializing in micro pumps and related fluid-technology products. It reports ISO 9001 and TS 16949 management-system certifications, 50 quality-control staff, 10 production lines, annual capacity of about 3 million pieces, and four laboratories meeting CNAS national laboratory certification standards. The supplier has substantial export orientation, with 90% of sales reportedly from exports, self-operated import/export rights, and markets spanning multiple global regions. Evidence supports production scale, international fulfillment capability, and innovation infrastructure. However, the provided information does not establish after-sales service arrangements, financial credibility, customization capability, or a broad set of verified customer cases. Two trade records associate the company with CONTROL PRINT LIMITED for printer-part water pumps, but these records alone provide limited...

Supplier typeThe supplier is explicitly identified as a Manufacturer/Factory and a limited company based in Changsha, Hunan, China. Its product keywords and commercial activities are centered on pumps, manufacturing, industrial equipment, electronics, automotive components, and related sectors, indicating a manufacturing-oriented supplier rather than only a trading intermediary.

CertificationsThe supplier reports TS 16949 and ISO 9001 management-system certifications. It also states that four laboratories meet the CNAS national laboratory certification standard, providing explicit evidence of formal quality-management and laboratory infrastructure.

R&D capabilityThe supplier explicitly presents technology innovation as a key advantage, reports 21–30 years of total R&D engineer experience, and states that it operates four precise laboratories meeting CNAS national laboratory certification standards. These details support a substantive technical and product-development capability.

Production capacityThe supplier reports 50 quality-control staff, 10 production lines, and annual production capacity of about 3 million pieces. It also describes a large factory with an ESD anti-static digital workshop, while the reported one-month off-peak and peak fulfillment times indicate stated order-processing capacity.

Client casesTwo trade records identify CONTROL PRINT LIMITED as a buyer associated with the supplier for water pumps used as printer parts, with records dated October and November 2025. These entries provide evidence of at least one associated buyer and relevant product transactions, but do not establish a broad or independently verified customer portfolio.