Hardware Spec Index

Zephyra FN-2921 Pro 120mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN2921-PRO · Released 2024 · Updated 2026-10-24

Key facts

Benchmark index689 (Case Fans scale)
Category rank#21,151
Street price$19
Power4 W
Performance per dollar36.26
Released2024

Specifications

BrandZephyra
ModelZephyra FN-2921 Pro
Size120 × 120 × 25 mm
Speed300–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise33 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-2921 Pro 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/4274666 (accessed 2026-10-24).