Hardware Spec Index

Zephyra FN-9857 Prime 120mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN9857-PRIME · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index1,300 (Case Fans scale)
Category rank#10,548
Street price$49
Power2 W
Performance per dollar26.53
Released2020

Specifications

BrandZephyra
ModelZephyra FN-9857 Prime
Size120 × 120 × 25 mm
Speed400–1,400 RPM (PWM)
Airflow47.6 CFM
Static pressure1.54 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-9857 Prime 120mm PWM ARGB Case Fan”, https://vextor7.com/item/5601808 (accessed 2026-10-26).