Hardware Spec Index

Zephyra FN-4315 Prime 140mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN4315-PRIME · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index325 (Case Fans scale)
Category rank#23,787
Street price$9
Power3 W
Performance per dollar36.11
Released2021

Specifications

BrandZephyra
ModelZephyra FN-4315 Prime
Size140 × 140 × 25 mm
Speed200–2,300 RPM (PWM)
Airflow110.4 CFM
Static pressure2.19 mmH₂O
Noise24 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4315 Prime 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/48756492 (accessed 2026-10-20).