Hardware Spec Index

Zephyra FN-3837 Ultra 120mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN3837-ULTRA · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index1,287 (Case Fans scale)
Category rank#4,703
Street price$39
Power3 W
Performance per dollar33.00
Released2022

Specifications

BrandZephyra
ModelZephyra FN-3837 Ultra
Size120 × 120 × 25 mm
Speed200–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 mmH₂O
Noise33 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3837 Ultra 120mm PWM ARGB Case Fan”, https://vextor7.com/item/7666246 (accessed 2026-10-24).