Hardware Spec Index

Zephyra FN-4040 Core 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN4040-CORE · Released 2023 · Updated 2026-10-23

Key facts

Benchmark index355 (Case Fans scale)
Category rank#3,785
Street price$9
Power3 W
Performance per dollar39.44
Released2023

Specifications

BrandZephyra
ModelZephyra FN-4040 Core
Size140 × 140 × 25 mm
Speed500–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise30 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4040 Core 140mm PWM Case Fan”, https://vextor7.com/item/41316927 (accessed 2026-10-23).