Hardware Spec Index

Zephyra FN-4603 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN4603-ULTRA · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index763 (Case Fans scale)
Category rank#45,840
Street price$19
Power4 W
Performance per dollar40.16
Released2020

Specifications

BrandZephyra
ModelZephyra FN-4603 Ultra
Size120 × 120 × 25 mm
Speed200–2,600 RPM (PWM)
Airflow88.4 CFM
Static pressure2.86 mmH₂O
Noise36 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4603 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/68306520 (accessed 2026-10-19).