Hardware Spec Index

Zephyra FN-4908 Ultra 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN4908-ULTRA · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index222 (Case Fans scale)
Category rank#24,313
Street price$9
Power4 W
Performance per dollar24.67
Released2025

Specifications

BrandZephyra
ModelZephyra FN-4908 Ultra
Size140 × 140 × 25 mm
Speed500–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise27 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4908 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/6073465 (accessed 2026-10-21).