Hardware Spec Index

Zephyra FN-3987 Prime 120mm PWM ARGB Case Fan

Case Fans · Zephyra · SKU FN3987-PRIME · Released 2021 · Updated 2026-10-19

Key facts

Benchmark index1,313 (Case Fans scale)
Category rank#35,920
Street price$39
Power4 W
Performance per dollar33.67
Released2021

Specifications

BrandZephyra
ModelZephyra FN-3987 Prime
Size120 × 120 × 25 mm
Speed500–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise22 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3987 Prime 120mm PWM ARGB Case Fan”, https://vextor7.com/item/41674362 (accessed 2026-10-19).