Month: June 2026

A 92mm DC axial fan chosen on fan noise versus airflow
By longwell / June 30, 2026 / Engineering Case Studies

42 dB(A) or 30 dB(A): The Quieter Fan Could Not Do the Job

There was a model 12 decibels quieter sitting in the same series. It m...

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cabinet cooling fan
By longwell / June 29, 2026 / Engineering Case Studies

LWCD-40610MN-06 24V DC Cross-Flow Fan for Cabinet Cooling

A 24V DC cross-flow fan providing 203 m³/h of uniform airflow for cool...

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lwcd-30 series cross flow fan
By longwell / June 27, 2026 / Engineering Case Studies

LWCD-30610MN-06 24V DC Cross Flow Fan for Trench Heaters

An OEM required a low-profile 24V DC cross-flow fan for a new trench h...

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LONGWELL cross flow fan
By longwell / June 27, 2026 / Engineering Case Studies

LWCA-110820SN-06-12 Dual-Speed AC Cross-Flow Fan for Film Set

A 1750 m³/h AC cross-flow fan was customized with a dual-speed motor f...

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LWAA4D350S-5MKB-22-00
By longwell / June 26, 2026 / Engineering Case Studies

LWAA4D350S-5MKB-22-00 380V AC Axial Fan for HVAC Condensers

An OEM required a 380V 60Hz AC axial fan for a new line of HVAC conden...

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centrifugal fan for data center cooling
By longwell / June 26, 2026 / Technical Articles

Centrifugal Fan for Data Center Cooling: Key Specs & Selection

When the power density of a single cabinet jumps five times or ev...

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longwell-lwfd3g160-072sz-01-pr
By longwell / June 25, 2026 / Engineering Case Studies

LWFD3G160-072SZ-01 DC Centrifugal Blower Case Study

Case study on the LWFD3G160-072SZ-01 DC blower, delivering 494 m³/h at...

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longwell-lwif-750u-s-02-projec
By longwell / June 25, 2026 / Engineering Case Studies

750mm Oscillating Industrial Wall Fan for UK Warehouses Case Study

A UK-based facility required a 750mm oscillating industrial wall fan d...

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Cross-flow impellers made from existing impeller tooling in three diameters
By longwell / June 25, 2026 / Engineering Case Studies

Diameter Needs a Mold. Length Usually Does Not.

Four custom impellers, no new tooling, quote in days. The reason sits ...

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top 10 centrifugal fan manufacturers
By longwell / June 25, 2026 / Technical Articles

Top 10 Centrifugal Fan Manufacturers in 2026

The definitive global ranking of centrifugal fan manufacturers across ...

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