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Topsflo 12V 24V Micro Diaphragm Pump
US$13.00
10 Pieces
Product profile
Customization
AvailableMaterial
Head Nylon, Membrane EPDM / PTFE, Valve EPDM / FPMPower
ElectricModel NO.
TM40-BFunction
Electronic TypeMotor
DC Brush,MotorMaterials
Pump Head Nylon, Membrane EPDM / PTFE, Valve EPDMLife-Time
1200hourPressure
220kpaFlow Rate
13L/MinTransport Package
Standard Export Packing or OEM PackingSpecification
CE, IEC, RoHSTrademark
TOPSFLOOrigin
ChinaHS Code
84137090Production Capacity
100, 000 PCS/MonthKey features
High Performance Ratio: Innovative design pushes performance envelope in a lightweight, compact size.
Low Noise Operation: Optimized head and flow path reduce noise without compromising performance.
Oil-Free Reliability: Uncontaminated flow due to oil-free operation and superior brushless motor.
Chemical Resistance: Optional materials like PTFE/FKM allow pumping of corrosive gases.
Flexible Configuration: Multiple component configurations for vacuum, pressure, or alternating operations.
Compact Dimensions: Small size of 86x65x40.5mm and lightweight at 280g for easy mounting.
High Gas Tightness: Stress-optimized diaphragm and newly-designed valves ensure sealing.
Versatile Applications: Suitable for medical, analytical instruments, and industrial vacuum/pressure.
Company profile

Business Type: Manufacturer/FactoryExport Year: 2001-09-08Nearest Port: shanghai, shenzhenAverage Response Time: ≤9.21hTerms 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.
Product Q&A
Q:What are the available voltage options?
A:
The pump supports 12V and 24V DC options.
Q:What is the maximum pressure and flow rate?
A:
Max pressure is up to 280KPa, and max flow rate is up to 16L/min (dual head).
Q:Can the pump handle corrosive gases?
A:
Yes, optional materials like PTFE or FKM provide extreme chemical resistance.
Q:What are the inlet and outlet specifications?
A:
Inlet & Outlet OD is 6.5mm/ID 3.4mm, with a suggested hose ID of 5.0mm.
Q:Is the pump suitable for medical applications?
A:
Yes, it is typically used for medical diagnostic equipment and respiration monitors.
Send Inquiry
*To:
Changsha TOPS Industry & Technology Co., Ltd.
Changsha TOPS Industry & Technology Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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