Hardware Spec Index

Zephyra FN-4975 SE 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN4975-SE · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index496 (Case Fans scale)
Category rank#22,703
Street price$19
Power3 W
Performance per dollar26.11
Released2019

Specifications

BrandZephyra
ModelZephyra FN-4975 SE
Size120 × 120 × 25 mm
Speed400–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 mmH₂O
Noise24 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4975 SE 120mm PWM Case Fan”, https://vextor7.com/item/27362848 (accessed 2026-10-24).