Hardware Spec Index

Zephyra FN-8665 Prime 140mm PWM Case Fan (3-Pack)

Case Fans · Zephyra · SKU FN8665-PRIME · Released 2021 · Updated 2026-10-23

Key facts

Benchmark index233 (Case Fans scale)
Category rank#4,242
Street price$9
Power3 W
Performance per dollar25.89
Released2021

Specifications

BrandZephyra
ModelZephyra FN-8665 Prime
Size140 × 140 × 25 mm
Speed400–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise34 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-8665 Prime 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/8437672 (accessed 2026-10-23).