Author: longwell

-strong-How-to-Select-the-Right-Centrif
By longwell / April 8, 2026 / News

How to Select the Right Centrifugal Fan: An 8-Step Selection Guide

How to Select the Right Centrifugal Fan: An 8-Step Selection Guide Are...

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-strong-1--Rediscovering--External-Roto
By longwell / April 7, 2026 / News

Rediscovering “External Rotor”: An Underestimated Fan Revolution

In-Depth Analysis of External Rotor Axial Flow Fans Structural Princip...

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---text---Rethinking-Ventilation-Why-En
By longwell / April 6, 2026 / News

Rethinking Ventilation Why Engineers Are Choosing EC Duct Fans

Rethinking Ventilation: Why Engineers Are Choosing EC Duct Fans LONGWE...

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Engineering-HVAC-Fan-Efficiency--A-Tech
By longwell / April 2, 2026 / News

Engineering HVAC Fan Efficiency: A Technical Guide to System Design and Selection

Engineering HVAC Fan Efficiency: A Technical Guide to System Design an...

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Fan-Selection-for-HVAC-Systems--Advance
By longwell / April 1, 2026 / News

Fan Selection for HVAC Systems: Advanced Engineering Guide & Technical Specifications

Fan Selection for HVAC Systems: Advanced Engineering Guide & Techn...

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In-depth-Analysis-of-Cross-Flow-Fan-Tec
By longwell / March 31, 2026 / News

In-depth Analysis of Cross Flow Fan Technology: Why It Is the Ideal Cooling Solution for Dry-Type Transformers

In-depth Analysis of Cross Flow Fan Technology: Why It Is the Ideal Co...

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By longwell / March 30, 2026 / Engineering Cases

Longwell LWEA Series: High-Performance Centrifugal Exhaust Fans for HVAC & Ventilation Systems

Engineered for HVAC and ducted ventilation, Longwell's LWEA series cen...

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Longwell-Axial-Fan-Series--High-Airflow
By longwell / March 27, 2026 / News

Longwell Axial Fan Series: High Airflow, Energy-Efficient Ventilation Solutions for Industrial Applications

Longwell Axial Fan Series: High Airflow, Energy-Efficient Ventilation ...

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Cross-Flow-Fans-for-Display-Cases-and-R
By longwell / March 26, 2026 / News

Cross Flow Fans for Display Cases and Refrigeration

Cross Flow Fans for Display Cases and Refrigeration Engineering Guide ...

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By longwell / March 25, 2026 / Engineering Cases

40mm Cross-Flow Fan & PTC Heater Integration for OEMs

Longwell's 40mm cross-flow fan and integrated 2500W PTC heater modules...

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