Hardware Spec Index

Zephyra FN-4538 SE 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN4538-SE · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index666 (Case Fans scale)
Category rank#40,865
Street price$19
Power4 W
Performance per dollar35.05
Released2025

Specifications

BrandZephyra
ModelZephyra FN-4538 SE
Size140 × 140 × 25 mm
Speed200–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise30 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4538 SE 140mm PWM Case Fan”, https://vextor7.com/item/642607 (accessed 2026-10-21).