The ring blower listed here carries 345V/415V, airflow 230 (m3/h), documented exactly as the manufacturer publishes it. Made by Dongguan Mingkai Electromechanical Co., Ltd. (9 years on the platform, factory-assessed). For a binding price and lead time, send the volume you need and where it ships to.
Key Features of This Ring Blower
- Model Number: 2MV 520 H57
- Power Source: Electric
- Rated Voltage: 345V/415V
- Voltage: 345V/415V Air Blower
- AirFlow: 230 (m3/h)
- Material: Aluminum
Technical Specifications
| Application | Air Blower |
|---|---|
| Power Source | Electric |
| Rated Voltage | 345V/415V |
| Electric Current Type | AC |
| Motor Type | AC Motor |
| Speed | 3300RPM |
| Material | Aluminum |
| Blade Material | Aluminum |
| Pressure | High Pressure |
| Warranty | 1 Year |
| Customized Support | OEM |
| Place Of Origin | Guangdong, China |
| Brand Name | MANVAC |
| Model Number | 2MV 520 H57 |
| Product Name | Air Blower |
| AirFlow | 230 (m3/h) |
| Frequency | 50/60 Hz |
| Voltage | 345V/415V Air Blower |
| Color | Silver |
| Usage | High Pressure Blowing |
| Weight | 41Kg |
| Size | 525*470*530MM |
| Selling Units | Single item |
| Single Package Size | 52.5X47X53 cm |
| Single Gross Weight | 47.000 kg |
Product Details
5HP Industrial High Pressure Vacuum Air Pump Vortex Ring Regenerative Blower For Sewage Water treatment And Aeration
| MODEL | Manvac double stage side channel blower | ||||||||
| rated | weight | pakcing size | noise | max flow | vacuum | pressure | |||
| Frequency | power | voltage | L*W*H | ||||||
| HZ | KW | V | KG | CM | dB(A) | m³/h | mbar | mbar | |
| 2MV 420-H46 | 50 | 2.2 | 200-240/345-415Y | 27 | 48*40*43 | 66 | 150 | -320 | 420 |
| 60 | 2.55 | 220-275 /380-480Y | 69 | 180 | -350 | 440 | |||
| 2MV 520-H46 | 50 | 3 | 200-240 /345-415Y | 40 | 53*46*53 | 70 | 230 | -340 | 410 |
| 60 | 3.45 | 220-275/380-480Y | 71 | 275 | -380 | 360 | |||
| 2MV 520-H57 | 50 | 4 | 345-415/600-720Y | 44 | 72 | 230 | -390 | 490 | |
| 60 | 4.6 | 380-480 /660-720Y | 73 | 275 | -410 | 480 | |||
| 2MV 720-H47 | 50 | 5.5 | 345-415/600-720Y | 66 | 64*52*52 | 66 | 320 | -420 | 500 |
| 60 | 6.3 | 380-480/660-720Y | 73 | 380 | -440 | 440 | |||
| 2MV 720-H57 | 50 | 7.5 | 345-415/600-720Y | 73 | 73 | 320 | -420 | 610 | |
| 60 | 8.6 | 380-480/660-720Y | 76 | 380 | -440 | 670 | |||
| 2MV 820-H37 | 50 | 11 | 345-415/600-720Y | 104 | 72*54*54 | 74 | 520 | -430 | 600 |
| 60 | 12.6 | 380-480/660-720Y | 78 | 620 | -460 | 600 | |||
| 2MV 820-H47 | 50 | 15.0 | 345-415/600-720Y | 120 | 74 | 520 | -460 | 670 | |
| 60 | 17.3 | 380-480/660-720Y | 78 | 620 | -490 | 750 | |||










Manvac Technik Limited is located in Dongguan,
a garden city with the reputation of "world factory".
Light weight,small volume,and fast delivery.
We are willing to learn from you , support you and develop with you.
Certificate:






24 hours service online.
you can touch us by email, skype , wechat,what's app,telephone QQ etc.


Ordering and Pricing
- Minimum order quantity: 1 set
- Volume pricing:
- 1–9 set: US $420 / set
- 10+ set: US $410 / set
- Ships from: China
- Customization: OEM and ODM accepted on qualifying volumes.
Frequently Asked Questions
What is the minimum order quantity for this ring 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.
Can the ring blower be supplied for my local voltage?
The standard configuration is 345V/415V. 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 Dongguan Mingkai Electromechanical Co., Ltd., based in China. The company 9 years as a verified Alibaba.com supplier, Trading Company, passed third-party supplier assessment. Browse the full Dongguan Mingkai Electromechanical Co., Ltd. range on HVACR Nexus.
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