Roots Blower, 220, Electric

This roots blower is published with the manufacturer’s full specification — voltage 220/380/415/440/480/600/660V, power source Electric. Made by Shandong Zhaner Machinery Co., Ltd. (1 year on the platform, typical reply ≤1h). For a binding price and lead time, send the volume you need and where it ships to.

Key Features of This Roots Blower

• Model Number: WSR250
• Power Source: Electric
• Rated Voltage: 380 V, 120 V, 110 V, 240 V, 220 V, 440v, 400v
• Voltage: 220/380/415/440/480/600/660V
• Material: Cast Iron
• Blade Material: Cast Iron

Technical Specifications

Product Details

PRODUCT HIGHLIGHTS

• Compact Structure Design：Up to 30% space saving compared with traditional Roots blower systems. Compact integrated design allows flexible installation in space-limited applications. Stable Airflow Output
• Stable Airflow Output：Three-lobe rotor technology provides smooth airflow, low pulsation, and reliable continuous operation.
• High Efficiency & Low Noise：Optimized structure reduces energy consumption, vibration, and operating noise.
• Easy Installation & Maintenance：Integrated design reduces installation time by up to 30%, with convenient access for maintenance and lower downtime.

Product Details

When customers need high airflow in limited space, our Dense Type Roots Blower delivers the ideal solution — compact design, powerful performance, and reliable operation with reduced installation requirements.

CUSTOMIZATION CAPABILITIES

PRODUCTION WORKFLOW

WIDE APPLICATIONS

Our Dense Type Roots Blower provides reliable high-pressure air solutions for applications requiring stable airflow and continuous operation.

With a compact design and powerful performance, it helps customers solve space limitations and air supply challenges in wastewater treatment, aquaculture aeration, RAS systems, pneumatic conveying, and industrial air supply applications.

DETAIL SHOT

Customized Stainless Steel Design
✔ Excellent corrosion resistance
✔ Longer service life
✔ Compact structure, space-saving installation

ABOUT THE SUPPLIERShandong Zhan’er Machinery Co., Ltd. is a professional industrial blower manufacturer established in 2007, with over 20 years of experience in R&D and production. We operate 3 production lines with advanced CNC machining and testing equipment, and are ISO9001 certified. We have served 15,000+ customers in 60+ countries, with a monthly output of 3,000+ units. Our products include Roots blowers, rotary blowers, and air bearing turbo blowers, widely used in wastewater treatment, aquaculture, pneumatic conveying, and industrial ventilation. Located near Qingdao Port, we provide fast global delivery, factory-direct pricing, and reliable after-sales support.

COMPANY OVERVIEW

标题

COMPETITIVE ADVANTAGES

Full QC tracking, 100% pre-delivery testing ensure stable and reliable quality.

We use imported machining equipment Key components achieve machining accuracy of 0.02–0.03 mm, ensuring stable quality, high precision, and reliable product performance.

FACTORY PROFILE

TRADE SHOW PARTICIPATION

Shandong Zhan’er Machinery Co., Ltd., a professional Roots blower manufacturer in China, participated in IE expo China 2026 at the Shanghai New International Expo
Centre.

Regional Support & Global LogisticsWe provide localized payment solutions for Russian customers Reliable shipping support for Middle East markets.
Ensuring smooth transactions and efficient delivery worldwide.

PACKAGING & SHIPPING 

Export-Grade Packaging
Custom wooden cases ensure safe protection during transportation.
Multiple Shipping Options
Sea, air, and land transportation available for flexible delivery.
Global Delivery Support
Professional logistics management ensures safe and on-time shipment.

From factory to shipment, our team ensures every blower is carefully inspected and packed in export-grade wooden cases, protecting products during transportation and ensuring safe delivery worldwide.

EXTENDED COMPANY PROFILE

FAQs

What is your delivery time?

Normally 3 to 5days if we have stock available
Standard Version is 7-10 days Customized and High End Version Need Calculate production time

How long is your warranty period?

One year from the date of arrival . During this period, we will send replacement parts free of charge, provided the damage is not caused by human error or misuse.

Where is your factory located? 

 Zhucheng, Zhaner, Shandong

How to select the right model?

Provide air volume, working pressure, and site conditions.

Does the actual product match the promotional material?

We operate under a factory-plus-trading model; all product photos are taken in our workshop, and we welcome you to visit the factory.

Will I have problems after installation?

We understand that installation support is important for overseas customers. Each Roots blower is tested before shipment, and our team provides guidance for installation and operation to help customers use the equipment smoothly.

Are you a direct manufacturer or a trading company?

Zhaner Blower owns its manufacturing facility located in Zhucheng, Weifang, Shandong, China. We design, manufacture, and supply Roots blowers directly from our factory. Customers are welcome to visit our factory, conduct inspections, or verify our production capability through online video meetings.

What is the material of the product?

Standard: cast iron. Custom materials available (e.g., stainless steel) upon request. Just tell us your requirements!

Ordering and Pricing

• Minimum order quantity: 1 set
• Ships from: China
• Customization: OEM and ODM accepted on qualifying volumes.

Frequently Asked Questions

What is the minimum order quantity for this roots blower?

The standard minimum order quantity is 1 set. Trial orders can usually be arranged for buyers evaluating the product before a full production run.

What warranty is provided?

The manufacturer provides a 1 Year warranty. Spare parts and technical support remain available after the warranty period.

Which certifications does this roots blower carry?

It is supplied with ISO9001;CE documentation, which covers the requirements of most import markets. Additional test reports can be issued on request.

Can the roots blower be supplied for my local voltage?

The standard configuration is 380 V, 120 V, 110 V, 240 V, 220 V, 440v, 400v. Alternative voltage and frequency builds are available when specified at the time of order.

Do you accept OEM or custom branding?

Yes. Custom logo, colour, packaging and specification changes are accepted on qualifying order volumes. Send your artwork and technical requirements with your enquiry.

How long does production and delivery take?

In-stock configurations typically ship within 7–15 days. Customised or large-volume orders are usually produced in 25–35 days, confirmed on order.

About the Manufacturer

This product is produced by Shandong Zhaner Machinery Co., Ltd., based in China. The company 1 years as a verified Alibaba.com supplier, operates its own manufacturing. Browse the full Shandong Zhaner Machinery Co., Ltd. range on HVACR Nexus.

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