Hardware Spec Index

Zephyra FN-3646 Plus 140mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN3646-PLUS · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index1,248 (Case Fans scale)
Category rank#23,039
Street price$49
Power4 W
Performance per dollar25.47
Released2021

Specifications

BrandZephyra
ModelZephyra FN-3646 Plus
Size140 × 140 × 25 mm
Speed400–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise33 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3646 Plus 140mm PWM ARGB Case Fan”, https://vextor7.com/item/14765880 (accessed 2026-10-22).