What is the maximum vacuum level?

The maximum vacuum level is -400 mbar.

Is the product suitable for continuous duty?

Yes, the product is designed for continuous duty operation.

Centrifugal Fan

Name: 2rb 820-7hh27 Side Channel Blower/Regenerative Blower/Centrifugal Fan
Brand: Greentech Industry (Jinan) Co., Ltd.
SKU: 2041706312

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

US$720.00

5 Pieces

Product profile

Customization

Available

Oil or Not

Oil Free

Structure

Side Channel Blower

Model NO.

2RB 820-7HH27

Exhauster Method

Side Channel Blower

Vacuum Degree

High Vacuum

Work Function

Side Channel Blower

Working Conditions

Dry

Color

Silver

Material

Aluminium

Drive

Motor

Weight

86kg

Maximum Airflow

520m3 /H

Maximum Vacuum

-400mbar

Maximum Pressure

400mbar

Transport Package

Carton

Specification

2RB

Trademark

Greentech

Origin

China

HS Code

8414

Production Capacity

8000sets/Months

Key features

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

High Vacuum Performance: Achieves maximum vacuum of -400 mbar and maximum pressure of 400 mbar.

Low Noise & Vibration: Features no vibration, complete dynamic stability, and low noise level.

Durable Aluminum Build: Constructed from aluminum material with a beautiful silver surface finish.

Minimal Maintenance: Simple maintenance design with longer grease life and cooler running bearings.

Compact Dimensions: Small dimensions with a lightweight design of only 86 kg for easy installation.

Continuous Duty: Designed for continuous duty operation with maximum airflow of 520 m3/h.

High Reliability: Non-contact compression ensures maximum operational reliability at high pressures.

Company profile

Greentech Industry (Jinan) Co., Ltd.

Shandong, China

Business Type: Manufacturer/FactoryExport Year: 2000-09-01Nearest Port: Qingdao, ShanghaiAverage Response Time: ≤0.86hTerms 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.