Hardware Spec Index

Zephyra FN-5643 Prime 120mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN5643-PRIME · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index1,291 (Case Fans scale)
Category rank#29,710
Street price$49
Power2 W
Performance per dollar26.35
Released2023

Specifications

BrandZephyra
ModelZephyra FN-5643 Prime
Size120 × 120 × 25 mm
Speed500–1,400 RPM (PWM)
Airflow47.6 CFM
Static pressure1.54 mmH₂O
Noise26 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-5643 Prime 120mm PWM ARGB Case Fan”, https://vextor7.com/item/1590146 (accessed 2026-10-20).