Hardware Spec Index

Zephyra FN-7904 Ultra 140mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN7904-ULTRA · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index891 (Case Fans scale)
Category rank#1,329
Street price$29
Power3 W
Performance per dollar30.72
Released2025

Specifications

BrandZephyra
ModelZephyra FN-7904 Ultra
Size140 × 140 × 25 mm
Speed500–1,900 RPM (PWM)
Airflow91.2 CFM
Static pressure1.80 mmH₂O
Noise31 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-7904 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/86521532 (accessed 2026-10-25).