How long is the lead time for production?

Standard models have a lead time of 5-7 days. For customized orders or peak seasons, the lead time is within 15 workdays.

Does the blower require oil for compression?

No, the compression chamber is oil-free. Lubrication is isolated in the bearing and gear chambers to prevent contamination.

What is the noise level of this Roots blower?

The noise level is less than 85 dBA, making it suitable for environments requiring lower noise levels, such as aquaculture and food processing.

Variable-Speed Multi-Lobe Roots Air Pump for Steel Plant Effluent Aeration

Name: Variable-Speed Multi-Lobe Roots Air Pump for Steel Plant Effluent Aeration
Brand: Shandong Zhaner Machinery Co., Ltd.
SKU: 2136849372

Shandong, ChinaShandong Zhaner Machinery Co., Ltd.

US$1,200.00-1,400.00

1 Piece

Sample price:US$200.00/piece.Request sample

Product profile

Customization

Available

Material

Stainless Steel

Usage

for Manufacture

Model NO.

WSR200

Flow Direction

Axial Flow

Pressure

High Pressure

Certification

ISO

Dimension

0.54cbm

Power

15-90kw

Capacity

2.34m3/Min-6.04m3/Min

Rpm

1100-1950

Certificate

ISO9001

Working Temperture

20-200°C

Hscode

8414599040

Voltage

220V, 380V, 400V, 415V

Noise

<85dba

OEM

Yes

Phase

3 Phase

Model

Wsr100

Frequency

50 Hz

Bearing

NSK/Customized

Leadtime

5-7 Days

Transport Package

Wooden Box

Specification

175kg

Trademark

WSR

Origin

China

HS Code

84145990

Key features

Oil-Free Air Delivery: Lubrication isolated in bearing/gear chambers for clean, oil-free air suitable for sensitive processes.

Low Noise Operation: Three-lobe rotor profile reduces pulsation and noise, ensuring <85dba for quiet environments.

High Efficiency Design: Tight rotor clearances and optimized casing geometry minimize internal leakage for stable performance.

Fast Standard Delivery: Standard models ship within 5-7 days, with peak/off-season lead times within 15 workdays.

100% Factory Testing: Every unit undergoes strict inspection for airflow, pressure, vibration, and noise before shipment.

ISO 9001 Certified: Manufacturing meets international quality standards from raw material sourcing to final assembly.

Durable Construction: Stainless steel material and non-contact rotors ensure minimal wear and long service life.

Flexible Customization: OEM/ODM services available with customizable dimensions, power, voltage, and bearing types.

Company profile

High Repeat Buyers ChoiceRaw-Materials Traceability100% Finished Products InspectionManagement Certification

Shandong Zhaner Machinery Co., Ltd.

Shandong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedR&D Capacity: ODM Service Available & OEM Service Available CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: 6 years CertifiedNearest Port: Qingdao PortAverage Response Time: ≤1.81h

AI-Powered supplier vetting

SummaryThe supplier is a combined company specializing in manufacturing and sales of various machinery and equipment, including environmental protection equipment, with a presence in both domestic and international markets. They have received a national science and technology progress award, indicating recognition in the field. Their after-sales service capability is supported by a range of services offered overseas, though the assessment procedure lacks documentation. Financially, they show consistent capacity over recent years. Their innovation capability is moderate, with CAD software utilization and 20 patents, but limited R&D engineers and no SDK availability. Production is robust with significant output across various blower types, and they offer extensive customization services. However, they do not collaborate with Fortune 500 companies, and only a portion of sales are from exports.

Supplier typeThe supplier is identified as a 'Combined' company, indicating a blend of manufacturing and sales activities, especially in machinery and environmental equipment.

Financial creditFinancial assessments for 2021 to 2023 indicate stability, with consistent financial capacity and cash flow over recent years.

Production capacityThe supplier has a substantial production output, manufacturing a variety of blowers with significant annual volumes.

Customization capabilityThe supplier offers extensive customization capabilities, including full and flexible customization options.

Product Q&A

Q:What is the warranty period for this blower?

The standard warranty period is 12 months from the date of shipment. Extended warranty options may be available upon request.

Q:Can the voltage and frequency be customized?

Yes, we offer flexible customization for voltage (220V, 380V, 400V, 415V) and frequency (50 Hz) to meet local power standards.

Q:What is the minimum order quantity (MOQ)?

The minimum order quantity is 1 set, allowing for small batch purchases or sample testing.

Q:Is the blower suitable for wastewater aeration?

Yes, it is widely used in wastewater treatment for biological aeration tanks and activated sludge systems due to its stable airflow and oil-free delivery.

Q:What certifications does the product have?

The product holds ISO 9001 certification, ensuring quality management from raw materials to final inspection.