Hardware Spec Index

Zephyra FN-5531 Ultra 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN5531-ULTRA · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index1,216 (Case Fans scale)
Category rank#26,941
Street price$39
Power3 W
Performance per dollar31.18
Released2021

Specifications

BrandZephyra
ModelZephyra FN-5531 Ultra
Size140 × 140 × 25 mm
Speed500–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise22 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-5531 Ultra 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/5407798 (accessed 2026-10-24).