Hardware Spec Index

Zephyra FN-3670 Prime 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN3670-PRIME · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index654 (Case Fans scale)
Category rank#31,618
Street price$19
Power3 W
Performance per dollar34.42
Released2025

Specifications

BrandZephyra
ModelZephyra FN-3670 Prime
Size140 × 140 × 25 mm
Speed300–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise26 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-3670 Prime 140mm PWM Case Fan”, https://vextor7.com/item/7752133 (accessed 2026-10-21).