Hardware Spec Index

Zephyra FN-1139 Pro 120mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN1139-PRO · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index654 (Case Fans scale)
Category rank#35,670
Street price$19
Power3 W
Performance per dollar34.42
Released2021

Specifications

BrandZephyra
ModelZephyra FN-1139 Pro
Size120 × 120 × 25 mm
Speed300–1,500 RPM (PWM)
Airflow51.0 CFM
Static pressure1.65 mmH₂O
Noise30 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-1139 Pro 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/24255716 (accessed 2026-10-19).