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Blower Manufacturer · 18 years

Industrial Blower Manufacturer — Engineered for Reliability, Built for Export

OEM blowers to 60+ countries since 2008. Side-channel, centrifugal, Roots and oilless vacuum pumps. CE / ISO 9001 / IE3 motor.

  • CE / ISO 9001 / IE3 motor compliant
  • OEM & logo customization
  • 24-hour quote, 7–15 day lead time
  • Free DFM review of your drawings
Nopassy industrial blower manufacturing
CE ISO 9001 RoHS IE3
18Years manufacturing
60+Export countries
3,200+Active OEM clients
42Engineers

Download Product Catalogs

Full specifications, performance curves and dimensions — free PDF download.

Side Channel Blower Catalog

Complete range of side channel blowers — specs, curves & dimensions.

PDF · 1.6 MB
Download PDF

Centrifugal Blower Catalog

Centrifugal blowers & fans — full specifications & performance data.

PDF · 3.5 MB
Download PDF

Roots Blower Catalog

Roots blowers — specifications and selection data.

PDF · 7.7 MB
Download PDF

Oilless Vacuum Pump Catalog

Oil-free piston-diaphragm pumps & compressors — full range.

PDF · 2.9 MB
Download PDF

Product Lines

4 blower families from one manufacturing base in China with interchangeable spares.

18+
YEARS
operating since 2008
380K+
UNITS
shipped to 60+ countries
215
STAFF
38 application engineers
30K m²
FLOOR
production + R&D + test bench

Industry Applications

One supply base, dozens of industries.

Aquaculture

Oxygenation for fish & shrimp farming tanks

Wastewater Treatment

Aeration tank aerators, membrane bioreactors

Pneumatic Conveying

Cement, grain, plastic pellet conveying lines

Printing & Drying

Air-knife drying after inkjet, coating

Medical & Lab

Vacuum for anesthesia, autoclave vacuum

Food & Beverage

Vacuum packaging, CO2 stripping

Oil & Gas

Vapor recovery, gas boosting (ATEX)

Electronics

Clean vacuum for PCB pick & place, SMT

Why overseas buyers choose us

18 years of manufacturing

Vertical integration from aluminum housing casting to final assembly.

Factory-direct pricing

No middlemen, no trading-house markup.

Confidentiality NDA

OEM projects handled under NDA, samples in 7 days.

Worldwide logistics

FCA / FOB / CIF / DDP via Shenzhen, Ningbo or Shanghai.

24-hour technical reply

Engineering team on WhatsApp, no tickets.

CE / ISO / RoHS / IE3

Full export documentation provided.

Compare specifications

FamilyPowerPressureVacuumFlow rangeBest for
Side Channel Blower0.25–25 kW10–80 kPa-50 kPa30–2,500 m³/hHigh-pressure regenerative blower for aquaculture
Centrifugal Blower / Fan0.2–15 kWup to 26 kPa—up to 100 m³/minCombustion air, drying, ventilation and pneumatic conveying
Roots Blower0.55–355 kW9.8–98 kPa—up to 342 m³/minHigh-flow positive-displacement blower for large aeration tanks
Oilless Vacuum Pump27–1 500 Wup to 8 barto -745 mmHg1.5–280 L/minOil-free piston-diaphragm vacuum pump / compressor, OLF series

Technical guides for engineers and buyers

Written for the people who have to specify, quote or operate the machine — the questions that come before a model number is ever mentioned.

Nopassy factory

Factory & Quality Control

  • 32,000 m² manufacturing base in Dongguan
  • 42 engineers · 18 designers
  • 5-axis CNC · Imbalance testing · NVH chamber · IP-tester
  • Annual capacity 80,000 blowers/year

What clients say

"Side-channel blower matched our reference sample and saved us 18% on tooling. Quick quote, fast sample turnaround."

— Acuacultura Peninsular S.A., Mexico

"Five year supply agreement for oilless vacuum pumps. Local support in Spanish, on-site commissioning. Reliable partner."

— Aqualimpia SRL, Argentina

"Magnetic levitation blower installed for wastewater plant. 28% lower energy vs previous gear-drive system."

— Sanat Engineering, Iran

Frequently asked questions

What payment terms do you support?

T/T 30% deposit, 70% balance before shipment. L/C at sight for orders above USD 50,000. PayPal accepted for small samples.

How long does sample delivery take?

In-stock spare-part model: 3 days. Customized specimen: 7–15 working days including testing.

What is your minimum order quantity?

1 unit for standard SKUs; 5 units for first OEM batch; subsequent reorders have no MOQ.

Do you provide CE / ISO documents?

Yes — CE, ISO 9001:2015, RoHS, IE3 compliance documentation ships with every export order. ATEX / IECEx available on selected models.

How is warranty handled?

24 months for the complete blower, 36 months for the motor. Spare parts shipped from Hong Kong bonded warehouse.

Can you support OEM logo and packaging?

Yes, free logo printing on cast aluminum housing from 50 units. Carton / wooden packing customized.

Ready to source your next blower order?

Tell us your specs — flow, pressure, voltage, application. Replies within 24h.

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  • Reply within 24 hours
  • CE / ISO 9001 / IE3
  • Sample & OEM available
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