Hardware Spec Index

Zephyra FN-4258 Ultra 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN4258-ULTRA · Released 2022 · Updated 2026-10-26

Key facts

Benchmark index228 (Case Fans scale)
Category rank#41,429
Street price$9
Power3 W
Performance per dollar25.33
Released2022

Specifications

BrandZephyra
ModelZephyra FN-4258 Ultra
Size120 × 120 × 25 mm
Speed200–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise29 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4258 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/11022609 (accessed 2026-10-26).