Hardware Spec Index

Zephyra FN-3721 SE 120mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN3721-SE · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index1,005 (Case Fans scale)
Category rank#7,424
Street price$29
Power3 W
Performance per dollar34.66
Released2024

Specifications

BrandZephyra
ModelZephyra FN-3721 SE
Size120 × 120 × 25 mm
Speed400–2,100 RPM (PWM)
Airflow71.4 CFM
Static pressure2.31 mmH₂O
Noise32 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-3721 SE 120mm PWM ARGB Case Fan”, https://vextor7.com/item/3124645 (accessed 2026-10-19).