What certifications does the product have?

The product holds ISO certification, and the company supports ISO9001 certificate customization.

How does the after-sales service work?

A 24-hour support team is available via phone, email, and online chat. Remote support via video calls is also provided for troubleshooting without sending technicians.

What is the noise level of this blower?

The noise level is less than 85dba, thanks to the belt-driven design that effectively reduces vibrations and noise.

Energy-Saving Negative Pressure Air Pump for Recirculating Aquaculture System (RAS)

Name: Energy-Saving Negative Pressure Air Pump for Recirculating Aquaculture System (RAS)
Brand: Shandong Zhaner Machinery Co., Ltd.
SKU: 2134394472

Shandong, ChinaShandong Zhaner Machinery Co., Ltd.

US$200.00-300.00

1 Piece

Sample price:US$200.00/piece.Request sample

Product profile

Customization

Available

Material

Stainless Steel

Usage

for Manufacture

Model NO.

WSR175

Flow Direction

Axial Flow

Pressure

High Pressure

Certification

ISO

Dimension

1.5cbm

Power

7.5-45kw

Capacity

19.65m3/Min-40.35m3/Min

Rpm

970-1730

Certificate

ISO9001

Working Temperture

20-200°C

Hscode

8414599040

Voltage

220V, 380V, 400V, 415V

Noise

<85dba

OEM

Yes

Phase

3 Phase

Model

Wsr175

Frequency

50 Hz

Bearing

NSK/Customized

Leadtime

5-7 Days

Transport Package

Wooden Box

Specification

850kg

Trademark

WSR

Origin

China

HS Code

84145990

Production Capacity

20000/Set

Key features

Stable Pulsation-Free Airflow: Delivers continuous, steady air supply ideal for wastewater treatment and pneumatic conveying.

Low Noise & Vibration Design: Belt-driven mechanism reduces noise to <85dba and minimizes vibration compared to direct drive.

High Efficiency & Durability: Stainless steel construction with NSK bearings ensures long-term stable operation under high pressure.

Flexible Customization Options: Supports OEM, custom dimensions, power, voltage, and RPM to meet specific project requirements.

24/7 Professional After-Sales: Round-the-clock support via phone, email, and remote video guidance for rapid issue resolution.

Rigorous Quality Control: 100% inspection including load, noise, and vibration tests to ensure strict quality standards.

Wide Application Range: Suitable for aquaculture, environmental protection, agriculture, and industrial pneumatic systems.

Fast Lead Time: Standard production lead time is 5-7 days, with peak/off-season times within 15 workdays.

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: ≤1.91h

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 product description does not specify a fixed warranty period, but it highlights a 24-hour after-sales support team available for immediate troubleshooting and solutions.

Q:Can the product be customized?

Yes, OEM and ODM services are available. Customization options include dimensions, power (7.5-45kw), capacity, RPM, voltage, and bearing brands.

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

The minimum order quantity is 1 set.

Q:What are the main applications for this Roots blower?

It is widely used in recirculating aquaculture systems (RAS), wastewater treatment, pneumatic conveying, industrial drying, and environmental protection projects.

Q:What is the lead time for production?

The standard lead time is 5-7 days. During peak seasons, it is within 15 workdays.