Hardware Spec Index

Zephyra FN-1931 Ultra 120mm PWM Case Fan

Case Fans · Zephyra · SKU FN1931-ULTRA · Released 2024 · Updated 2026-10-26

Key facts

Benchmark index344 (Case Fans scale)
Category rank#24,381
Street price$9
Power3 W
Performance per dollar38.22
Released2024

Specifications

BrandZephyra
ModelZephyra FN-1931 Ultra
Size120 × 120 × 25 mm
Speed300–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 mmH₂O
Noise31 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-1931 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/7562391 (accessed 2026-10-26).