Hardware Spec Index

Zephyra FN-6659 Ultra 140mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN6659-ULTRA · Released 2024 · Updated 2026-10-23

Key facts

Benchmark index973 (Case Fans scale)
Category rank#43,700
Street price$29
Power3 W
Performance per dollar33.55
Released2024

Specifications

BrandZephyra
ModelZephyra FN-6659 Ultra
Size140 × 140 × 25 mm
Speed500–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise26 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-6659 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/4159776 (accessed 2026-10-23).