Hardware Spec Index

Zephyra FN-4203 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN4203-ULTRA · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index583 (Case Fans scale)
Category rank#7,748
Street price$19
Power3 W
Performance per dollar30.68
Released2022

Specifications

BrandZephyra
ModelZephyra FN-4203 Ultra
Size120 × 120 × 25 mm
Speed400–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise34 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4203 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/866707 (accessed 2026-10-19).