Hardware Spec Index

Zephyra FN-4278 Core 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN4278-CORE · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index466 (Case Fans scale)
Category rank#7,115
Street price$19
Power3 W
Performance per dollar24.53
Released2021

Specifications

BrandZephyra
ModelZephyra FN-4278 Core
Size140 × 140 × 25 mm
Speed200–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise22 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4278 Core 140mm PWM Case Fan”, https://vextor7.com/item/92946153 (accessed 2026-10-19).