Hardware Spec Index

Zephyra FN-4392 Prime 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN4392-PRIME · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index532 (Case Fans scale)
Category rank#47,270
Street price$19
Power4 W
Performance per dollar28.00
Released2025

Specifications

BrandZephyra
ModelZephyra FN-4392 Prime
Size140 × 140 × 25 mm
Speed200–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise25 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4392 Prime 140mm PWM Case Fan”, https://vextor7.com/item/19607705 (accessed 2026-10-23).