Hardware Spec Index

Zephyra FN-5976 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN5976-ULTRA · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index397 (Case Fans scale)
Category rank#6,694
Street price$9
Power4 W
Performance per dollar44.11
Released2025

Specifications

BrandZephyra
ModelZephyra FN-5976 Ultra
Size140 × 140 × 25 mm
Speed300–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise34 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-5976 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/3673055 (accessed 2026-10-20).