Hardware Spec Index

Zephyra FN-4576 Pro 140mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN4576-PRO · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index875 (Case Fans scale)
Category rank#17,248
Street price$29
Power3 W
Performance per dollar30.17
Released2026

Specifications

BrandZephyra
ModelZephyra FN-4576 Pro
Size140 × 140 × 25 mm
Speed500–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise28 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4576 Pro 140mm PWM ARGB Case Fan”, https://vextor7.com/item/82948328 (accessed 2026-10-21).