What is the lead time for orders?

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

Can the pump operate in any orientation?

Yes, the design allows it to operate in any orientation.

What are the wetted material options?

Membranes can be EPDM or PTFE, and valves can be EPDM or FPM depending on the application.

Brush Produce Negative Pressure Inside The Wound Vacuum Pump

Name: Brush Produce Negative Pressure Inside The Wound Vacuum Pump
Brand: Changsha TOPS Industry & Technology Co., Ltd.
SKU: 702480322

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

US$40.00

1 Piece

Product profile

Customization

Available

Oil or Not

Oil Free

Structure

Diaphragm Air Pump

Model NO.

TM30A-A

Exhauster Method

Pressure,Vacuum

Vacuum Degree

-70kpa

Transport Package

Standard Export Packing or OEM Packing

Specification

CE, IEC, RoHS

Trademark

TOPSFLO

Origin

China

Production Capacity

100, 000 PCS/Month

Key features

Oil-Free Operation: Ensures uncontaminated flow with no oil contamination of the media.

Long Motor Lifetime: Coreless Brushless DC motors offer up to 15,000 hours of ideal life.

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

Multi-Motor Options: Four drive motor choices including Brush, Brushless, and Controller-integrated types.

Comprehensive Certifications: Passed CE, ROHS, REACH, WRAS, and Food Grade certifications.

Flexible Control: Outer controller supports PWM or 0-5V speed adjustment and braking.

Versatile Applications: Suitable for medical equipment, gas leak detectors, and analytical instruments.

Compact Design: Lightweight unit with high power density, operating in any orientation.

Company profile

Changsha TOPS Industry & Technology Co., Ltd.

Hunan, China

Business Type: Manufacturer/FactoryExport Year: 2001-09-08Nearest Port: shanghai, shenzhenAverage Response Time: ≤7.26hTerms 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 are the available motor options?

Four options: Premium Brush DC (3,000h), Economical Brush DC (1,500h), Coreless Brushless (15,000h), and Coreless Brushless with outer controller (15,000h).

Q:Can the pump handle corrosive media?

Yes, optional PTFE membranes and FPM valves are available for corrosive air like acid, alkali, and ozone.

Q:What is the maximum vacuum degree?

The pump achieves a maximum vacuum of -70kpa.

Q:Is the pump oil-free?

Yes, it is an oil-free diaphragm pump ensuring uncontaminated flow.

Q:What certifications does the product have?

It has passed CE, ROHS, REACH, WRAS, and Food Grade certifications.