Hardware Spec Index

Zephyra FN-3721 Max 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN3721-MAX · Released 2024 · Updated 2026-10-22

Key facts

Benchmark index659 (Case Fans scale)
Category rank#23,487
Street price$19
Power3 W
Performance per dollar34.68
Released2024

Specifications

BrandZephyra
ModelZephyra FN-3721 Max
Size120 × 120 × 25 mm
Speed300–2,400 RPM (PWM)
Airflow81.6 CFM
Static pressure2.64 mmH₂O
Noise25 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3721 Max 120mm PWM Case Fan”, https://vextor7.com/item/15439484 (accessed 2026-10-22).