Hardware Spec Index

Zephyra FN-5821 Pro 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN5821-PRO · Released 2019 · Updated 2026-10-26

Key facts

Benchmark index623 (Case Fans scale)
Category rank#2,743
Street price$19
Power4 W
Performance per dollar32.79
Released2019

Specifications

BrandZephyra
ModelZephyra FN-5821 Pro
Size140 × 140 × 25 mm
Speed400–2,600 RPM (PWM)
Airflow124.8 CFM
Static pressure2.47 mmH₂O
Noise23 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-5821 Pro 140mm PWM Case Fan”, https://vextor7.com/item/32394089 (accessed 2026-10-26).