Hardware Spec Index

Zephyra FN-3668 Prime 140mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN3668-PRIME · Released 2020 · Updated 2026-10-25

Key facts

Benchmark index831 (Case Fans scale)
Category rank#678
Street price$29
Power4 W
Performance per dollar28.66
Released2020

Specifications

BrandZephyra
ModelZephyra FN-3668 Prime
Size140 × 140 × 25 mm
Speed400–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise30 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-3668 Prime 140mm PWM ARGB Case Fan”, https://vextor7.com/item/3486294 (accessed 2026-10-25).