What are the inlet and outlet specifications?

The inlet and outlet have an outer diameter of 4mm and an inner diameter of 2mm.

Can the pump operate in any position?

Yes, thanks to its closed diaphragm surface and special sealing system, it can operate in any installed position.

What is the pump weight and size?

The pump weighs 70g and measures 53.5mm x 28mm x 40mm.

Micro DC Motor Diaphragm Vacuum Ink Pump Printing

Name: Micro DC Motor Diaphragm Vacuum Ink Pump Printing
Brand: Changsha TOPS Industry & Technology Co., Ltd.
SKU: 682338592

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

US$8.00

10 Pieces

Product profile

Customization

Available

Power

Electric

Valve Body Type

Diaphragm

Model NO.

TF28

Motor

DC Brush Motor

Vacuum

-35kpa

Water Flow

0.15L/Min

Gas Flow

0.5L/Min

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

Oil-Free & Corrosion Resistant: Non-metallic construction ensures oil-free, corrosion-resistant performance for clean applications.

Ultra-Low Noise Operation: Super silent noise design with low vibration levels for quiet environments.

Compact & Lightweight Design: Small size (53.5*28*40mm) and light weight (70g) for easy integration.

Multi-Voltage Compatibility: Available in 6V, 12V, and 24V DC options to suit various power systems.

High Vacuum Performance: Achieves up to -35kPa vacuum pressure for effective liquid and gas pumping.

Maintenance-Free Operation: Designed for maintenance-free use with a long motor life exceeding 1,000 hours.

Versatile Application Scope: Suitable for inkjet printers, medical diagnostics, and industrial liquid applications.

Flexible Installation Position: Can operate effectively in any installed position due to robust diaphragm design.

Company profile

Changsha TOPS Industry & Technology Co., Ltd.

Hunan, China

Business Type: Manufacturer/FactoryExport Year: 2001-09-08Nearest Port: shanghai, shenzhenAverage Response Time: ≤8.38hTerms 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 located in Changsha, Hunan. The supplier reports ISO 9001 and TS 16949 management-system certifications, four laboratories meeting CNAS national laboratory certification standards, approximately 50 quality-control staff, 10 production lines, and annual capacity of about 3 million pieces. It has exported since 2001, reports that 90% of sales are exports, and serves markets across multiple regions. Its product scope centers on micro pumps and related applications. Evidence supports manufacturing scale, export experience, quality infrastructure, and R&D capability. However, the provided information does not establish after-sales service arrangements, financial credibility, or customization performance. Customer evidence is limited to one named buyer associated with two product records.

Supplier typeThe supplier is described as both a trade company and a Manufacturer/Factory. The formal business-entity record identifies Changsha TOPS Industry & Technology Co., Ltd. as a manufacturer/factory and limited company, while the basic-information slice separately labels the company nature as a trade company. This indicates mixed classification, but manufacturing status is explicitly present.

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 quality-management and laboratory infrastructure.

R&D capabilityThe supplier describes technology innovation as a core advantage, reports four laboratories meeting CNAS national laboratory certification standards, and indicates 21–30 years of R&D engineer experience. These details explicitly support an established R&D and laboratory base, although no specific patents or quantified innovation outcomes are provided.

Production capacityThe supplier reports 50 quality-control staff, 10 production lines, annual production capacity of about 3 million pieces, and annual production output above the stated threshold. It also reports one-month lead times in both off-peak and peak seasons, supporting substantial and potentially stable production capability.

Client casesTwo trade records associate the supplier with CONTROL PRINT LIMITED and identify water-pump products used as printer parts. These records provide one named customer and product-use evidence, but the dataset does not show a broader customer portfolio, project outcomes, or customer testimonials.