Hardware Spec Index

Zephyra FN-4377 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN4377-ULTRA · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index222 (Case Fans scale)
Category rank#28,314
Street price$9
Power3 W
Performance per dollar24.67
Released2019

Specifications

BrandZephyra
ModelZephyra FN-4377 Ultra
Size140 × 140 × 25 mm
Speed300–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise27 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4377 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/124460 (accessed 2026-10-24).