Hardware Spec Index

Zephyra FN-9557 Prime 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN9557-PRIME · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index712 (Case Fans scale)
Category rank#18,604
Street price$19
Power3 W
Performance per dollar37.47
Released2019

Specifications

BrandZephyra
ModelZephyra FN-9557 Prime
Size140 × 140 × 25 mm
Speed400–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise27 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-9557 Prime 140mm PWM Case Fan”, https://vextor7.com/item/7632389 (accessed 2026-10-22).