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Three Lobes Roots Blower (NSRH) , Vacuum Pump
US$980.00
1 Piece
Product profile
Customization
AvailableMax.Head
>150mMax.Capacity
>400 L/minModel NO.
NSRHPressure Medium
GasType
Roots TypeColor
BlueMaterial
Casting IronImpeller
Tri-LobeConnect
BeltDrive
MotorTransport Package
Wooden CaseSpecification
50~300Trademark
greentechOrigin
ChinaHS Code
8414Production Capacity
1000sets/MonthsKey features
High Efficiency Design: New impeller lines improve adiabatic and volumetric efficiency, reducing heat generation and temperature rise.
High Pressure Capability: Models support exhaust pressure up to 1kgf/cm2 in dry state with pressure rise from 9.8kPa to 78.4kPa.
Standard Packaging: Shipped in wooden cases to ensure safe transport and protection.
Proven Manufacturer: Greentech International is a professional supplier with extensive experience in Roots blower manufacturing.
Company profile

Business Type: Manufacturer/FactoryExport Year: 2000-09-01Nearest Port: Qingdao, ShanghaiAverage Response Time: ≤1.16hTerms of Payment: LC, T/TInternational Commercial Terms(Incoterms): FOB, CFR, CIF, EXW
AI-Powered supplier vetting
SummaryThe supplier is a professional technical manufacturer and exporter involved in mechanical parts, general and special equipment, electrical instruments, auto parts, mining machinery, CNC equipment, and related products. It reports R&D capability, SDK availability, 3D design services, ODM services, OEM experience for well-known brands, and broad customization options. Production information lists annual outputs of 100,000 ring blowers, 5,000 roots blowers, and 3,000 water ring vacuum pumps, supported by 11–20 quality-control staff and three R&D engineers. Written procedures and records are reported for supplier assessment, corrective and preventive actions, and customer complaints. However, no new products were launched in the past year, raw-material traceability status is unknown, and no overseas warehouses, showrooms, agents, branches, or offline trade-show participation are reported. Certification holdings and specific customer cases are not provided.
Supplier typeThe supplier identifies as a professional technical supplier and operates across equipment manufacturing, mechanical parts, mining machinery, CNC equipment, electrical instruments, and auto parts. Its stated business scope also includes import and export of goods and technology, indicating both manufacturing and trading/export activity.
After-Sales capabilityThe supplier reports written procedures and followed records for corrective and preventive actions and for handling customer complaints, and emphasizes customer service and satisfaction. These records provide explicit evidence of service-management processes, although overseas service infrastructure is absent according to the provided data.
R&D capabilityThe supplier reports professional R&D capability, 3D software design services, SDK availability, ODM services, OEM services for well-known brands, and multiple customization modes. Nevertheless, it also states that no new products were launched during the past year, and its product-information R&D response is negative, so recent innovation output is limited.
Production capacityReported annual output includes 100,000 ring blowers, 5,000 roots blowers, and 3,000 water ring vacuum pumps. The supplier also reports 11–20 quality-control staff, exports to South America, Southeast Asia/Mideast, and Europe, and an off-peak lead time of one month, providing explicit evidence of established production and export operations.
Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full customization, minor customization, and flexible customization, supported by professional R&D and 3D software design services. This indicates broad capability to adapt products to customer specifications.
Product Q&A
Q:What is the maximum pressure this blower can handle?
A:
The exhaust pressure in a dry state can reach up to 1kgf/cm2, which is equivalent to 78.4kPa.
Q:What payment terms are accepted?
A:
We accept LC (Letter of Credit) and T/T (Telegraphic Transfer) as terms of payment.
Send Inquiry
*To:
Greentech Industry (Jinan) Co., Ltd.
Greentech Industry (Jinan) Co., Ltd.*Content:
Supplier replies will be sent to your registered email
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