Hardware Spec Index

Zephyra FN-9840 Prime 120mm PWM ARGB Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN9840-PRIME · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index889 (Case Fans scale)
Category rank#19,404
Street price$29
Power3 W
Performance per dollar30.66
Released2019

Specifications

BrandZephyra
ModelZephyra FN-9840 Prime
Size120 × 120 × 25 mm
Speed300–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise22 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-9840 Prime 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/6187741 (accessed 2026-10-22).