Hardware Spec Index

Zephyra FN-8665 Ultra 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN8665-ULTRA · Released 2026 · Updated 2026-10-26

Key facts

Benchmark index544 (Case Fans scale)
Category rank#46,346
Street price$19
Power3 W
Performance per dollar28.63
Released2026

Specifications

BrandZephyra
ModelZephyra FN-8665 Ultra
Size140 × 140 × 25 mm
Speed500–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise28 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-8665 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/1087159 (accessed 2026-10-26).