Hardware Spec Index

Zephyra FN-2531 Ultra 140mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN2531-ULTRA · Released 2021 · Updated 2026-10-18

Key facts

Benchmark index983 (Case Fans scale)
Category rank#43,351
Street price$39
Power3 W
Performance per dollar25.21
Released2021

Specifications

BrandZephyra
ModelZephyra FN-2531 Ultra
Size140 × 140 × 25 mm
Speed500–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise28 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-2531 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/1167589 (accessed 2026-10-18).