Hardware Spec Index

Zephyra FN-5603 Ultra 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN5603-ULTRA · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index318 (Case Fans scale)
Category rank#20,393
Street price$9
Power3 W
Performance per dollar35.33
Released2020

Specifications

BrandZephyra
ModelZephyra FN-5603 Ultra
Size120 × 120 × 25 mm
Speed300–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise29 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-5603 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/21922843 (accessed 2026-10-26).