Hardware Spec Index

Zephyra FN-4705 Pro 140mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN4705-PRO · Released 2024 · Updated 2026-10-23

Key facts

Benchmark index1,376 (Case Fans scale)
Category rank#35,905
Street price$49
Power4 W
Performance per dollar28.08
Released2024

Specifications

BrandZephyra
ModelZephyra FN-4705 Pro
Size140 × 140 × 25 mm
Speed300–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise32 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-4705 Pro 140mm PWM ARGB Case Fan”, https://vextor7.com/item/6943775 (accessed 2026-10-23).