Hardware Spec Index

Zephyra FN-8521 Ultra 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN8521-ULTRA · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index230 (Case Fans scale)
Category rank#33,499
Street price$9
Power3 W
Performance per dollar25.56
Released2026

Specifications

BrandZephyra
ModelZephyra FN-8521 Ultra
Size140 × 140 × 25 mm
Speed400–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise33 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-8521 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/83351904 (accessed 2026-10-21).