Hardware Spec Index

Zephyra FN-3948 Pro 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN3948-PRO · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index516 (Case Fans scale)
Category rank#23,476
Street price$19
Power4 W
Performance per dollar27.16
Released2025

Specifications

BrandZephyra
ModelZephyra FN-3948 Pro
Size120 × 120 × 25 mm
Speed200–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise22 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3948 Pro 120mm PWM Case Fan”, https://vextor7.com/item/237932 (accessed 2026-10-21).