Hardware Spec Index

Zephyra FN-7644 Ultra 140mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN7644-ULTRA · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index928 (Case Fans scale)
Category rank#6,939
Street price$29
Power3 W
Performance per dollar32.00
Released2020

Specifications

BrandZephyra
ModelZephyra FN-7644 Ultra
Size140 × 140 × 25 mm
Speed500–2,300 RPM (PWM)
Airflow110.4 CFM
Static pressure2.19 mmH₂O
Noise27 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-7644 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/6184878 (accessed 2026-10-26).