Hardware Spec Index

Zephyra FN-4084 Ultra 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN4084-ULTRA · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index317 (Case Fans scale)
Category rank#26,219
Street price$9
Power3 W
Performance per dollar35.22
Released2020

Specifications

BrandZephyra
ModelZephyra FN-4084 Ultra
Size140 × 140 × 25 mm
Speed500–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise25 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4084 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/17569254 (accessed 2026-10-19).