Hardware Spec Index

Zephyra FN-5931 Ultra 140mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN5931-ULTRA · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index964 (Case Fans scale)
Category rank#33,050
Street price$29
Power3 W
Performance per dollar33.24
Released2019

Specifications

BrandZephyra
ModelZephyra FN-5931 Ultra
Size140 × 140 × 25 mm
Speed200–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise27 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-5931 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/24670351 (accessed 2026-10-19).