Hardware Spec Index

Zephyra FN-3781 Plus 140mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN3781-PLUS · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index855 (Case Fans scale)
Category rank#9,814
Street price$29
Power3 W
Performance per dollar29.48
Released2025

Specifications

BrandZephyra
ModelZephyra FN-3781 Plus
Size140 × 140 × 25 mm
Speed500–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise29 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3781 Plus 140mm PWM ARGB Case Fan”, https://vextor7.com/item/73316296 (accessed 2026-10-20).