Hardware Spec Index

Zephyra FN-5240 Prime 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN5240-PRIME · Released 2022 · Updated 2026-10-22

Key facts

Benchmark index524 (Case Fans scale)
Category rank#42,041
Street price$19
Power3 W
Performance per dollar27.58
Released2022

Specifications

BrandZephyra
ModelZephyra FN-5240 Prime
Size140 × 140 × 25 mm
Speed400–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise32 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-5240 Prime 140mm PWM Case Fan”, https://vextor7.com/item/4777543 (accessed 2026-10-22).