Hardware Spec Index

Zephyra FN-3658 Prime 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN3658-PRIME · Released 2025 · Updated 2026-10-26

Key facts

Benchmark index1,114 (Case Fans scale)
Category rank#16,197
Street price$39
Power3 W
Performance per dollar28.56
Released2025

Specifications

BrandZephyra
ModelZephyra FN-3658 Prime
Size140 × 140 × 25 mm
Speed200–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise26 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3658 Prime 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/77793776 (accessed 2026-10-26).