Hardware Spec Index

Zephyra FN-3955 Pro 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN3955-PRO · Released 2026 · Updated 2026-10-26

Key facts

Benchmark index469 (Case Fans scale)
Category rank#21,472
Street price$19
Power3 W
Performance per dollar24.68
Released2026

Specifications

BrandZephyra
ModelZephyra FN-3955 Pro
Size120 × 120 × 25 mm
Speed300–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise25 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3955 Pro 120mm PWM Case Fan”, https://vextor7.com/item/31580937 (accessed 2026-10-26).