Hardware Spec Index

Zephyra FN-3670 Ultra 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN3670-ULTRA · Released 2022 · Updated 2026-10-26

Key facts

Benchmark index792 (Case Fans scale)
Category rank#49,660
Street price$29
Power4 W
Performance per dollar27.31
Released2022

Specifications

BrandZephyra
ModelZephyra FN-3670 Ultra
Size140 × 140 × 25 mm
Speed500–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise27 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-3670 Ultra 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/558876 (accessed 2026-10-26).