What are the payment terms?

The terms of payment are LC (Letter of Credit) and T/T (Telegraphic Transfer).

What is the lead time for delivery?

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

What is the noise level of the blower?

The blower features an impressively low noise level, ranging from 58 to 76 dB(A) depending on the model.

Ring Blower (4RB620) / Side Channel Blower.

Name: Ring Blower (4RB620) / Side Channel Blower.
Brand: Greentech Industry (Jinan) Co., Ltd.
SKU: 679199592

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

US$524.00

1 Piece

Product profile

Customization

Available

Warranty

1 Year

Oil or Not

Oil Free

Model NO.

4RB620

Vacuum Degree

High Vacuum

Color

Silver

Material

Aluminium

Drive

Motor

Certification

CE ISO

Speed

2980rpm

Motor Hz

50Hz or 60Hz

Voltage

Thee Phase 200-480V

Pressure

High Pressure

Transport Package

Carton

Specification

4RB

Trademark

greentech

Origin

China

HS Code

8414

Production Capacity

8000sets/Months

Key features

High Pressure Performance: Creates pressure difference up to 1000mbar, exceeding standard gas ring pumps.

Oil-Free Operation: 100% oil-free air output, suitable for environmental protection applications.

Low Noise Design: Engineered for impressively low noise levels and quiet operation.

Wear-Free Reliability: Wear-free operation ensures complete dynamic stability with no vibration.

Long Maintenance Interval: Capable of working up to 20,000 hours without maintenance downtime.

CE ISO Certified: Meets international safety and quality standards with CE and ISO certification.

Compact Dimensions: Small dimensions allow for easy installation in demanding spaces.

Flexible Voltage Options: Supports Three Phase 200-480V with 50Hz or 60Hz motor frequency.

Company profile

Greentech Industry (Jinan) Co., Ltd.

Shandong, China

Business Type: Manufacturer/FactoryExport Year: 2000-09-01Nearest Port: Qingdao, ShanghaiAverage Response Time: ≤2.17hTerms 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.