Roots Type Air Blower, Stainless, 30kw, 45kw, 70kw

The roots type air blower listed here carries 380 V, 220 V, Other, power source Electric, documented exactly as the manufacturer publishes it. Made by Jinan Aogu International Trade Co., Ltd. (2 years on the platform, typical reply ≤2h). Quantity and destination market determine the final price — tell us both for a firm quote.

Key Features of This Roots Type Air Blower

• Power Source: Electric
• Power: 1.5-132kw
• Rated Voltage: 380 V, 220 V, Other
• Material: Cast Iron
• Blade Material: Cast Iron
• Speed: 1100rpm

Technical Specifications

Product Details

Product Overiew

ZHSR series Roots blowers

Roots blowers feature large flow rates, low noise levels and have a wide range of applications. They are core industrial equipment.

Four characteristics:

1. High-efficiency and stable working characteristics;
2. Low noise and low vibration;
3. No lubrication pollution, economical and durable;
4. Simple structure and easy maintenance.

Technical Parameter Table

Diameter（mm）	Flow Range (m³/h)	Pressure Range (mbar)	Rotational Speed (rpm)	Power (kW)	Weight (kg)
50	0.49-2.13	9.8-98	1100-1840	0.75-7.50	87-151
65	0.76-3.00	9.8-98	1100-1820	0.75-11.0	98-213
80	1.82-5.22	9.8-98	1140-1820	2.2-11.0	156-245
100	2.65-8.05	9.8-98	1060-1780	2.2-18.05	190-323
125	4.64-11.70	9.8-98	980-1750	3.00-30.0	285-512
125L	7.81-17.02	9.8-58.8	980-1750	4.00-30.0	330-552
150	9.58-27.15	9.8-98	810-1730	7.50-75.0	471-896
175	16.65-35.67	9.8-58.8	970-1620	11.00-75.0	601-1090
200D	22.89-44.40	9.8-98	850-1450	15.00-110.0	875-1765
200	25.34-59.20	9.8-98	810-1480	15.00-132.0	975-1876
250D	32.95-70.56	9.8-58.8	810-1480	18.50-110.0	1080-1845
250	58.00-97.00	9.8-58.8	990-1480	30.00-220.0	1843-3269
300	84.00-114.00	9.8-108.6	990-1360	37.00-250.0	2333-4355
350	105.00-188.70	19.8-58.8	990-1360	37.00-220.0	2333-4355

Dedicated engineer provides one-on-one service to answer your questions.

Engineer – Yang Wei

Engineer – Lu Jian

Engineer – Geng Chengguo

Certifications

Packaging and inventory

Two-year quality guarantee.

Fast delivery for orders with a quantity of over 500 sets in stock.

Projects and Cases

Large-scale Roots Blower Project

Two-stage High-pressure Roots Blower

Air Suspension Blower Project

Rotary Feeder Project

Bin Pump Pneumatic Conveying Project

Pneumatic conveying production line

Company Profile

Established in 2014, with a decade of focus, we are a professional blower manufacturer.

We own and operate our own manufacturing facility, where we produce core components in-house to ensure seamless coordination and stability of the equipment.

Workshop

Processing Facility

Processing Facility

Assembly

Quality Inspection

Quality Inspection

Self-production

Inventory

Accessory

FAQ

Q:Are you a factory or a trading company?

A:We are a manufacturer with in-house production capabilities, and we also engage in global trade. We were established in 2014.

Q:How do I select the appropriate Roots blower model?

A:Please provide us with your requirements for flow rate, pressure, and conveyed medium.

Q:Do you offer customization services?

A:Yes, we provide customization services. Our Roots blowers can be tailored to customers’ specific requirements, including flow and pressure parameters, material customization, and functional customization.

Q:What about the delivery time and shipping method?

A:We typically deliver orders within 15 to 30 days after payment confirmation, with the exact timeline depending on order volume and customization needs. We offer multiple shipping options, including sea freight and air freight, to ensure ontime delivery.

Q:What is the service life and warranty period?

A:Our Roots blowers are designed for a minimum service life of 10 years. With proper operation and maintenance, the equipment can maintain stable performance for many years.We provide a 2-year warranty, during which we offer free repair and replacement services.

After the warranty period, we continue to provide after-sales support and genuine spare parts supply to ensure long-term stable operation.

Q:What after-sales services do you provide?

A:Our after-sales services include installation guidance, commissioning services, operator training, spare parts supply, and remote technical support.

Ordering and Pricing

• Minimum order quantity: 1 piece
• Volume pricing:
  • 1–2 piece: US $500 / piece
  • 3+ piece: US $460 / piece
• Ships from: China
• Customization: OEM and ODM accepted on qualifying volumes.

Frequently Asked Questions

What is the minimum order quantity for this roots type air blower?

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

What warranty is provided?

The manufacturer provides a 2 Years warranty. Spare parts and technical support remain available after the warranty period.

Which certifications does this roots type air 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 type air blower be supplied for my local voltage?

The standard configuration is 380 V, 220 V, Other. 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 Jinan Aogu International Trade Co., Ltd., based in China. The company 2 years as a verified Alibaba.com supplier, operates its own manufacturing. Browse the full Jinan Aogu International Trade Co., Ltd. range on HVACR Nexus.

See more in Blowers on HVACR Nexus.