Hardware Spec Index

Zephyra FN-7840 XT 120mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN7840-XT · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index1,118 (Case Fans scale)
Category rank#21,453
Street price$39
Power4 W
Performance per dollar28.67
Released2021

Specifications

BrandZephyra
ModelZephyra FN-7840 XT
Size120 × 120 × 25 mm
Speed300–2,500 RPM (PWM)
Airflow85.0 CFM
Static pressure2.75 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-7840 XT 120mm PWM ARGB Case Fan”, https://vextor7.com/item/1314575 (accessed 2026-10-25).