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Water Ring Roots Vacuum Pump Unit Two-Stage Roots Water Ring Vacuum Unit Pumping System
US$453.00
1-4 Pieces
US$443.00
5-9 Pieces
US$423.00
10+ Pieces
Sample price:US$453.00/piece.Request sample
Product profile
After-sales Service
Lifetime Paid ServiceWarranty
One YearOil or Not
Oil FreeStructure
Water Ring Vacuum PumpExhauster Method
Entrapment Vacuum PumpVacuum Degree
VacuumWork Function
Mainsuction PumpWorking Conditions
WetNoise
72 dBPower
4kwUltimate Vacuum
Less Than 33mbarWorking Fluid Flow Rate
4.2L/MinPumping Speed
110m3/HMotor Speed
2880rpmTransport Package
Metal Plattet/Standard PackageSpecification
length*width*height(mm)666x323x400Trademark
KNOrigin
Jinan ChinaHS Code
8414100090Production Capacity
50000Key features
High Vacuum Performance: Suction pressure reaches 33mbar absolute pressure (97% vacuum degree).
Cavitation Protection: Equipped with cavitation resistant pipe interface to eliminate noise and protect pump.
Corrosion Resistant Design: Whole series equipped with stainless steel impeller for improved durability.
Energy Efficient Operation: Replaces SK, 2SK, W, WY, WL series with superior energy-saving performance.
Compact Installation: Direct motor connection design saves space and simplifies installation.
Standard Mechanical Seals: All models adopt mechanical seals as standard configuration.
Oil-Free Technology: Operates without oil, suitable for pollution-free gas and steam pumping.
Flexible Exhaust Design: Unique design prevents over-compression ensuring best efficiency.
Company profile

Business Type: Manufacturer/FactoryExport Year: 2021-09-13Nearest Port: Qingdao, shanghaiAverage Response Time: ≤18hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, EXW, FAS, CIF, CFR, DDP, CIP
AI-Powered supplier vetting
SummarySHANDONG KAIEN VACUUM TECHNOLOGY CO., LTD. is described as a high-tech enterprise integrating vacuum-equipment R&D, production, and operations, manufacturing multiple vacuum-pump and vacuum-system products. It offers extensive customization, maintains documented inspection, corrective-action, complaint-handling, quality-assurance, and material-traceability procedures, and reports in-stock capacity with lead times within 15 working days in both peak and off-season. Export activity is established, with 31%–40% of sales from exports and eight years of export experience. However, the supplier is explicitly not classified as a professional technical supplier, does not provide 3D software, ODM, SDK, or well-known-brand OEM services, and reported no new products in the past year. No valid manufacturing-capacity contract with related subcontractors, overseas warehouse, overseas agents or branches, showroom, or offline trade-show participation is reported. Financial evidence is insufficient for assessment, and...
After-Sales capabilityThe company description claims considerate after-sales service, and documented procedures exist for corrective and preventive actions and customer complaints. It also has in-stock capacity, but reports no overseas warehouse, overseas showroom, overseas agents or branches, and no overseas service countries, limiting evidence of localized international after-sales support.
R&D capabilityThe company is described as integrating R&D and production and offers customization from samples, designs, full customization, minor customization, and flexible customization. Nevertheless, it reported no new products in the past year and explicitly lacks ODM, SDK, 3D-software, and professional-technical-supplier capabilities.
Production capacityThe supplier manufactures multiple vacuum-pump and vacuum-system categories, has in-stock capacity, documented inspection procedures, quality assurance, traceable raw-material identification, and reported average lead times within 15 working days in both peak and off-season. However, it has no valid manufacturing-capacity contract with related subcontractors, so the overall production assessment is positive but bounded by that stated deficiency.
Customization capabilityThe supplier explicitly supports customization from samples, customization from designs, full customization, minor customization, and flexible customization. These capabilities are consistently reported across the design-service fields, providing direct evidence of broad customization support.
Product Q&A
Q:What is the maximum vacuum degree achievable?
A:
The suction pressure can reach 33mbar absolute pressure, equivalent to 97% vacuum degree.
Q:Does the pump require oil for operation?
A:
No, this is an oil-free vacuum pump designed for pollution-free gas and steam.
Q:How is cavitation prevented during operation?
A:
It features a cavitation protection pipe interface that automatically opens under limit pressure to eliminate noise and protect the pump.
Q:What materials are used for the impeller?
A:
The whole series is equipped with stainless steel impellers to improve corrosion resistance.
Q:What is the warranty period for this unit?
A:
The product comes with a one-year warranty and offers lifetime paid after-sales service.
Send Inquiry
*To:
Shandong Kaien Vacuum Technology Co., Ltd.
Shandong Kaien Vacuum Technology Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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