Hardware Spec Index

Zephyra FN-2251 Prime 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN2251-PRIME · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index804 (Case Fans scale)
Category rank#35,455
Street price$29
Power4 W
Performance per dollar27.72
Released2020

Specifications

BrandZephyra
ModelZephyra FN-2251 Prime
Size120 × 120 × 25 mm
Speed400–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise36 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-2251 Prime 120mm PWM Case Fan”, https://vextor7.com/item/249632 (accessed 2026-10-23).