Hardware Spec Index

Zephyra FN-5557 SE 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN5557-SE · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index423 (Case Fans scale)
Category rank#5,336
Street price$9
Power4 W
Performance per dollar47.00
Released2023

Specifications

BrandZephyra
ModelZephyra FN-5557 SE
Size140 × 140 × 25 mm
Speed400–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise26 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-5557 SE 140mm PWM Case Fan”, https://vextor7.com/item/10821990 (accessed 2026-10-25).