Hardware Spec Index

Zephyra FN-3958 Prime 120mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN3958-PRIME · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index1,079 (Case Fans scale)
Category rank#31,090
Street price$39
Power4 W
Performance per dollar27.67
Released2022

Specifications

BrandZephyra
ModelZephyra FN-3958 Prime
Size120 × 120 × 25 mm
Speed400–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise31 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3958 Prime 120mm PWM ARGB Case Fan”, https://vextor7.com/item/2990691 (accessed 2026-10-20).