Description
Middle Pressure Blower
Designed for industrial equipment requiring concentrated airflow, reliable pressure and easy system integration.
Why Choose the LWMPF Series
Engineered with durable aluminum alloy housings, aerodynamic volute casings, and high-performance all-copper motors.
Aluminum Alloy Housing
Lightweight construction with excellent corrosion resistance and reliable long-term structural integrity.
Aerodynamic Volute Casing
Streamlined housing guides airflow smoothly from inlet to outlet, improving pressure performance and reducing turbulence.
All-Copper Motor
Thickened copper windings deliver stable power output, lower temperature rise, and extended service life.
Protective Inlet Mesh
Metal inlet guard prevents accidental contact with internal rotating components and blocks foreign debris.
Product Specifications
Installation dimensions and technical specifications for LWMPF middle pressure blowers.
| Model | A | B | C | D | E | F | F1 | F2 | G | H | K | L | M | N | D1 | D2 | D3 | 4-φd | Weight (kg) |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| LWMPF-0.6A-0.12-2P-1-001 | 80 | 121 | 47 | 116 | 161 | 30 | 145 | 297 | 329 | 183 | 108 | 251 | 63 | 15 | 106 | 63 | 92 | 18 | 6.5 |
| LWMPF-0.63A-0.18-2P-1-001 | 80 | 121 | 47 | 116 | 161 | 30 | 145 | 297 | 329 | 183 | 108 | 232 | 63 | 15 | 106 | 63 | 92 | 18 | 6.5 |
| LWMPF-0.67A-0.25-2P-1-001 | 80 | 121 | 47 | 116 | 161 | 30 | 145 | 297 | 329 | 183 | 108 | 251 | 63 | 15 | 106 | 63 | 92 | 18 | 6.5 |
| LWMPF-0.76A-0.37-2P-1-001 | 137 | 184 | 60 | 149 | 194 | 30 | 182 | 388 | 435 | 243 | 161 | 287 | 70 | 15 | 134 | 75 | 108 | 18 | 10 |
| LWMPF-0.76A-0.55-2P-1-002 | 137 | 184 | 60 | 149 | 194 | 30 | 202 | 421 | 463 | 255 | 178 | 283 | 71 | 15 | 137 | 75 | 108 | 18 | 12.5 |
| LWMPF-0.80A-0.75-2P-1-001 | 137 | 184 | 60 | 149 | 194 | 30 | 202 | 421 | 463 | 255 | 178 | 302 | 71 | 15 | 137 | 75 | 108 | 18 | 12.5 |
| LWMPF-0.96A-1.1-2P-1-001 | 139 | 192 | 64 | 180 | 229 | 51 | 213 | 458 | 495 | 270 | 185 | 314 | 83 | 15 | 137 | 100 | 138 | 18 | 14 |
| Model | Air outlet diameter (mm) | Air Volume (m³/h) | Air pressure (Kpa) | Noise [dB(A)] | Power (W) | Voltage (V) | Frequency (Hz) | Speed (r/min) |
|---|---|---|---|---|---|---|---|---|
| LWMPF-0.4A-0.09-2P-1-001 | 40 | ≥4 | ≥1.17 | <55 | 90 | 220 | 50 | 2800 |
| LWMPF-0.4A-0.12-2P-1-002 | 40 | ≥5 | ≥1.3 | <55 | 120 | 220 | 50 | 2800 |
| LWMPF-0.45A-0.16-2P-1-001 | 45 | ≥6 | ≥1.3 | <55 | 160 | 220 | 50 | 2800 |
| LWMPF-0.45A-0.18-2P-1-002 | 45 | ≥8 | ≥1.43 | <55 | 180 | 220 | 50 | 2800 |
| LWMPF-0.6A-0.12-2P-1-001 | 60 | ≥5 | ≥1.3 | <60 | 120 | 220 | 50 | 2800 |
| LWMPF-0.63A-0.18-2P-1-001 | 63 | ≥8 | ≥1.3 | <60 | 180 | 220 | 50 | 2800 |
| LWMPF-0.67A-0.25-2P-1-001 | 67 | ≥9.5 | ≥1.43 | <60 | 250 | 220 | 50 | 2800 |
| LWMPF-0.76A-0.37-2P-1-001 | 76 | ≥13 | ≥1.95 | <65 | 370 | 220/380 | 50 | 2800 |
| LWMPF-0.76A-0.55-2P-1-002 | 76 | ≥15 | ≥2.21 | <70 | 550 | 220/380 | 50 | 2800 |
| LWMPF-0.80A-0.75-2P-1-001 | 80 | ≥17 | ≥2.73 | <75 | 750 | 220/380 | 50 | 2800 |
| LWMPF-0.96A-1.1-2P-1-001 | 96 | ≥19 | ≥3.26 | <80 | 1100 | 220/380 | 50 | 2800 |
Aluminum Alloy Housing
Durable aluminum alloy housing offers lightweight construction, corrosion resistance and reliable long-term performance.
Designed to withstand rigorous industrial environments while keeping total equipment weight down for easier integration.
- Lightweight construction — reduces overall equipment load
- Corrosion resistance — ideal for humid or demanding plants
- Long service life — robust structural durability
Aerodynamic Volute Casing
The streamlined volute casing guides airflow smoothly from the inlet to the outlet, helping improve pressure performance and reduce internal turbulence.
Optimized internal geometry ensures high pressure output and concentrated air delivery across systems.
- Streamlined volute design — guides airflow smoothly
- Improved pressure performance — maintains strong static head
- Reduced internal turbulence — minimizes energy loss
All-Copper Motor
Thickened copper windings provide stable power output, lower temperature rise and dependable operation, helping extend the blower's service life.
Engineered for continuous 2800 r/min duty cycles under demanding industrial conditions.
- Thickened copper windings — stable and efficient power output
- Lower temperature rise — ensures reliable long-term running
- Extended service life — robust motor durability
Large-Diameter Outlet
The enlarged round outlet enables smoother airflow discharge with less resistance, helping maintain stable air pressure and efficient air delivery.
Allows easy connection to industrial ducts and equipment for dust control and pneumatic transport.
- Enlarged round outlet — smoother discharge with minimal resistance
- Stable air pressure — efficient air delivery across duct networks
- Easy duct connection — fits standard industrial interfaces securely
Protective Inlet Mesh
The metal inlet guard helps prevent accidental contact with rotating components and blocks larger foreign objects from entering the blower.
Enhances operational safety without restricting the incoming airflow rate.
- Metal inlet guard — blocks larger debris effectively
- Enhanced operator safety — prevents contact with moving parts
- Unrestricted intake — maintains high suction efficiency
Wide Industrial Applications
Designed for industrial equipment requiring concentrated airflow, reliable pressure and easy system integration.
Industrial Equipment Cooling
Targeted heat dissipation for heavy industrial machinery and equipment.
Drying & Heating Equipment
Maintains high-temperature resistant airflow circulation in drying systems.
Printing & Packaging Machinery
Supplies precise cooling and drying air jets for high-speed automated production.
Packaging Machinery
Reliable air supply and pneumatic assistance for automated packaging lines.
Textile Equipment
Effective fiber collection and ventilation in high-speed textile machinery.
Plastic Processing Machinery
Cooling and material feeding support for plastic extrusion and molding.
Air Conveying Systems
Pneumatic transport of lightweight materials, particles, and chips.
Automated Production Lines
Steady auxiliary air supply and cooling across smart factory assembly lines.
LONGWELL — Trusted Industrial Fan Manufacturer Since 1990
Founded in 1990 in Yuyao, Ningbo — the heart of China’s advanced manufacturing belt — LONGWELL has grown from a precision fan component workshop into a vertically integrated ventilation technology group. Today we engineer AC, DC and EC fan and motor systems with 4,000 m²+ of manufacturing floor, dedicated aerodynamics and CFD simulation labs, and a global export network spanning Europe, the Americas and Asia-Pacific.
From material selection to final balancing, every LONGWELL fan is built on automated lines, computer-balanced impellers and 100% run-test before shipment. We are certified to ISO 9001:2015 and ISO 14001, with CE, UL/ETL, RoHS and EAC compliance, and performance tested to the AMCA 210/211 method.
Production & Delivery
Automated lines, computer-balanced impellers and 100% run-test ensure every LWMPF blower ships ready for installation.
Global Market & Client Preference
LWMPF series is the preferred middle pressure blower for HVAC distributors, equipment manufacturers and OEM clients across Europe, the Middle East, Southeast Asia, and South America.
Trusted by Leading Global HVAC Brands
24+ HVAC OEMs and equipment builders rely on LONGWELL for industrial blowers every year.
Complete Range of Professional & Certified
LONGWELL blowers are independently certified to international quality, safety and energy-efficiency standards.
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View Product →Frequently Asked Questions
Quick technical answers regarding the LWMPF series middle pressure blower.
What are the main design features of the LWMPF middle pressure blower?
The LWMPF series features a lightweight and corrosion-resistant aluminum alloy housing, an aerodynamic volute casing to reduce turbulence, an all-copper motor for stable power output, and a protective inlet mesh for safety.
What performance ranges do LWMPF blowers offer?
Power ratings range from 90W to 1100W at 2800 r/min, delivering air volumes from ≥4 to ≥19 m³/h and static air pressure from ≥1.17 to ≥3.26 Kpa.
What is the advantage of the aluminum alloy housing?
The durable aluminum alloy housing provides a lightweight construction, excellent corrosion resistance, and reliable long-term performance in demanding industrial settings.
How does the aerodynamic volute casing improve efficiency?
The streamlined volute casing guides airflow smoothly from the inlet to the outlet, helping improve pressure performance and reduce internal flow turbulence.
What is the noise level of the LWMPF series?
Noise levels range from under 55 dB(A) for smaller 90W models up to under 80 dB(A) for the largest 1100W models, ensuring controlled acoustics during operation.
Does LONGWELL support custom voltage or mounting configurations?
Yes. LONGWELL offers comprehensive OEM/ODM support including custom voltage requirements, mounting dimensions, outlet sizing, and private label branding.
Need a Quote or Custom Specs?
Tell us your airflow, static pressure, and installation requirements — our engineers will size the right LWMPF model and quote within 24 hours.
