Hardware Spec Index

Zephyra FN-6551 Ultra 140mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN6551-ULTRA · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index930 (Case Fans scale)
Category rank#6,120
Street price$29
Power3 W
Performance per dollar32.07
Released2020

Specifications

BrandZephyra
ModelZephyra FN-6551 Ultra
Size140 × 140 × 25 mm
Speed200–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise25 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-6551 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/2412469 (accessed 2026-10-23).