Hardware Spec Index

Zephyra FN-4903 Max 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN4903-MAX · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index244 (Case Fans scale)
Category rank#45,323
Street price$9
Power3 W
Performance per dollar27.11
Released2022

Specifications

BrandZephyra
ModelZephyra FN-4903 Max
Size120 × 120 × 25 mm
Speed400–2,400 RPM (PWM)
Airflow81.6 CFM
Static pressure2.64 mmH₂O
Noise30 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4903 Max 120mm PWM Case Fan”, https://vextor7.com/item/3288498 (accessed 2026-10-25).