Hardware Spec Index

Zephyra FN-3540 Core 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN3540-CORE · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index439 (Case Fans scale)
Category rank#14,095
Street price$19
Power4 W
Performance per dollar23.11
Released2023

Specifications

BrandZephyra
ModelZephyra FN-3540 Core
Size140 × 140 × 25 mm
Speed200–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise31 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3540 Core 140mm PWM Case Fan”, https://vextor7.com/item/21496896 (accessed 2026-10-22).