What are the available motor options?

Options include DC coreless brushless motor (15,000h), DC brushless motor (10,000h), and DC brush motor (3,000h).

What is the maximum pressure or head the pump can handle?

The pump can achieve a max head of greater than or equal to 10 meters.

What are the main application fields for this pump?

It is widely used in industrial liquid/vacuum applications, medical diagnostic equipment, fireplaces, printer ink machines, and portable analytical instruments.

Long Life Span Low Noise Suction Pump Diaphragm Liquid Pump, Vacuum Pump

Name: Long Life Span Low Noise Suction Pump Diaphragm Liquid Pump, Vacuum Pump
Brand: Changsha TOPS Industry & Technology Co., Ltd.
SKU: 684066342

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

Negotiable

100 Pieces

Product profile

Customization

Available

Power

Electric

Valve Body Type

Diaphragm

Model NO.

TF30B-A

Motor

DC Brush Motor

Lifetime

5000hours

Flow Rate

0.15L

Max Pressure

>40m

Transport Package

Standard Export Packing or OEM Packing

Specification

CE, IEC, RoHS

Trademark

TOPSFLO

Origin

China

HS Code

84137090

Production Capacity

100, 000 PCS/Month

Key features

Ultra-Low Noise Operation: Operates below 50dB, ideal for indoor replacement and quiet environments.

Extended Service Life: Coreless brushless motors offer up to 15,000 hours of lifetime durability.

High-Quality Materials: Constructed with EPDM/PTFE membranes and valves for pumping bio-ethanol.

Compact and Lightweight: Small size (65-80mm) and light weight (220-350g) for easy integration.

Stable Flow Control: Provides a stable flow rate range of 20-350ml/min for smooth performance.

Dual Bearing Design: Enhanced design increases lifespan by 200% and reduces noise by 30%.

Certified Quality: Passed CE, ROHS, REACH, WRAS, and Food Grade certifications.

Versatile Applications: Suitable for medical, fireplace, industrial, and analytical instrument uses.

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 is the maximum flow rate of the pump?

The pump offers a small and stable flow rate ranging from 20 to 350ml/min.

Q:How long is the lifespan of the pump?

Lifespan varies by motor type: Coreless brushless motors last up to 15,000 hours, brushless motors last 10,000 hours, and brush motors last 3,000 hours.

Q:What materials are used for the membrane and valves?

The pump uses high-quality EPDM or PTFE for membranes and EPDM/FPM for valves, capable of pumping over 95% bio-ethanol.

Q:Is the pump suitable for indoor use?

Yes, it operates at less than 50dB, making it super low noise and ideal for indoor replacement applications.

Q:What certifications does the product have?

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