What are the shipping terms?

We support FOB, CFR, CIF, and EXW international commercial terms.

What material is the blower made of?

The blower is made of Casting Iron.

Low Noise Air Blower (NSRH)

Name: Low Noise Air Blower (NSRH)
Brand: Greentech Industry (Jinan) Co., Ltd.
SKU: 679216922

Shandong, ChinaGreentech Industry (Jinan) Co., Ltd.

US$980.00

1 Piece

Product profile

Customization

Available

Max.Head

>150m

Max.Capacity

>400 L/min

Model NO.

NSRH

Pressure Medium

Gas

Type

Roots Type

Color

Blue

Material

Casting Iron

Impeller

Tri-Lobe

Connect

Belt

Drive

Motor

Fre

50Hz or 60Hz

Transport Package

Wooden Case

Specification

50~300

Trademark

greentech

Origin

China

HS Code

8414

Production Capacity

1000sets/Months

Key features

Low Noise Design: Silent air cleaner and muffler reduce operating noise significantly.

High Efficiency: New impeller design improves adiabatic and volumetric efficiency.

Low Vibration: Precision-machined rotors are dynamically balanced for minimal vibration.

Compact Structure: Small design with reduced mounting area for easy installation.

Wide Application: Suitable for sewage treatment, powder conveying, and vacuum packaging.

Standardized Parts: Standardized fan body and attachments for easy maintenance and selection.

High Pressure Output: Exhaust pressure in dry state reaches up to 1kgf/cm2.

Customizable Frequency: Available in 50Hz or 60Hz to match local power standards.

Company profile

Greentech Industry (Jinan) Co., Ltd.

Shandong, China

Business Type: Manufacturer/FactoryExport Year: 2000-09-01Nearest Port: Qingdao, ShanghaiAverage Response Time: ≤0.88hTerms 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 are the main applications of this Roots Blower?

It is mainly used in sewage treatment (aeration), powder conveyor (cement, feed, etc.), combustion furnace, washing, and vacuum packaging.

Q:What is the maximum pressure and capacity?

The maximum head is greater than 150m, and the maximum capacity is greater than 400 L/min. The exhaust pressure in dry state can reach up to 1kgf/cm2.

Q:Is the frequency customizable?

Yes, the blower is available in 50Hz or 60Hz options.

Q:What is the lead time for orders?

The peak season lead time is one month, and the off-season lead time is within 15 workdays.

Q:What payment terms are accepted?

We accept LC (Letter of Credit) and T/T (Telegraphic Transfer).