Hardware Spec Index

Zephyra FN-3781 XT 120mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN3781-XT · Released 2023 · Updated 2026-10-19

Key facts

Benchmark index1,291 (Case Fans scale)
Category rank#31,426
Street price$49
Power3 W
Performance per dollar26.35
Released2023

Specifications

BrandZephyra
ModelZephyra FN-3781 XT
Size120 × 120 × 25 mm
Speed400–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise30 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3781 XT 120mm PWM ARGB Case Fan”, https://vextor7.com/item/98383 (accessed 2026-10-19).