Hardware Spec Index

Zephyra FN-3992 Pro 120mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN3992-PRO · Released 2024 · Updated 2026-10-22

Key facts

Benchmark index702 (Case Fans scale)
Category rank#3,450
Street price$19
Power3 W
Performance per dollar36.95
Released2024

Specifications

BrandZephyra
ModelZephyra FN-3992 Pro
Size120 × 120 × 25 mm
Speed300–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise26 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3992 Pro 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/7812552 (accessed 2026-10-22).