What is the lead time for orders?

The average lead time is one month for both peak season and off-season orders.

What payment terms are accepted?

We accept LC, T/T, PayPal, and Western Union as terms of payment.

What is the maximum flow rate for the TM30A-A model?

The TM30A-A model has a maximum flow rate of 6 L/min at a rated voltage of 6/12/24 Vdc.

6V 12V 24V Electric DC Low Pressure Vacuum Diaphragm Aiir Pump

Name: 6V 12V 24V Electric DC Low Pressure Vacuum Diaphragm Aiir Pump
Brand: Changsha TOPS Industry & Technology Co., Ltd.
SKU: 913872375

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

Negotiable

2 Pieces

Product profile

Customization

Available

Certification

RoHS, CE, TUV ISO9001,IATF16949

Material

Pump Head Nylon, Membrane EPDM / PTFE, Valve EPDM

Model NO.

TM30A

Power

Electric

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

More Application

Industrial Pressure and Vacuum Applications,Gas or

Working Way

Continuous or Intermittent Work

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

Dual TUV & ISO Certification: Only double certified enterprise by German TUV IATF16949 & ISO9001 in the pump industry.

Premium Brushless Motor: Coreless Brushless DC Motor offers 15,000 hours ideal life, vibration-free and silent operation.

High Efficiency & Compact: Highest performance/size ratio, oil-free, compact size, and corrosion-resistant design.

Versatile Motor Options: Choose from Brush DC, Brushless, or Coreless Brushless motors based on lifetime and control needs.

Chemical & Gas Resistance: Extreme chemical resistance with EPDM/PTFE membranes, suitable for most gases and dry-running.

16 Years Industry Experience: National high-tech enterprise with independent R&D and multiple invention patents.

Low Noise & Vibration: Performs quietly with noise class below 50dB and minimal vibration for stable operation.

Wide Application Scope: Ideal for medical diagnostics, gas detectors, analytical instruments, and industrial vacuum.

Company profile

Changsha TOPS Industry & Technology Co., Ltd.

Hunan, China

Business Type: Manufacturer/FactoryExport Year: 2001-09-08Nearest Port: shanghai, shenzhenAverage Response Time: ≤9.92hTerms 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.

Product Q&A

Q:What motor types are available for this pump?

We offer four options: A) Premium duty brush DC (3,000h life), B) Economical brush DC (1,500h life), C) Coreless Brushless DC (15,000h life), and D) Coreless Brushless with outer controller for PWM/0-5V speed adjustment.

Q:What is the ideal lifetime of the brushless motor?

The Coreless Brushless DC Motor (Option C and D) has an ideal lifetime of 15,000 hours, providing longer endurance and silent operation compared to standard brush motors.

Q:Can this pump be customized?

Yes, we provide customized services. You can choose different motor types, flow rates, and configurations to suit specific industrial pressure and vacuum applications.

Q:What are the main applications for this micro diaphragm pump?

It is widely used in industrial pressure/vacuum applications, portable analytical instruments, medical diagnostic equipment, air quality sampling, respiration monitors, and gas/odor leak detectors.

Q:What certifications does TOPSFLO hold?

TOPSFLO is the only double certified enterprise by German TUV IATF16949 & ISO9001 in the pump industry, ensuring high quality and reliability.