Hardware Spec Index

Zephyra FN-9840 Prime 120mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN9840-PRIME · Released 2025 · Updated 2026-10-18

Key facts

Benchmark index1,276 (Case Fans scale)
Category rank#20,776
Street price$39
Power3 W
Performance per dollar32.72
Released2025

Specifications

BrandZephyra
ModelZephyra FN-9840 Prime
Size120 × 120 × 25 mm
Speed400–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 mmH₂O
Noise32 dBA
BearingMagnetic levitation
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”, https://vextor7.com/item/6136471 (accessed 2026-10-18).