Hardware Spec Index

Zephyra FN-6691 XT 140mm PWM Case Fan

Case Fans · Zephyra · SKU FN6691-XT · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index359 (Case Fans scale)
Category rank#23,879
Street price$19
Power3 W
Performance per dollar18.89
Released2025

Specifications

BrandZephyra
ModelZephyra FN-6691 XT
Size140 × 140 × 25 mm
Speed500–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise32 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Zephyra FN-6691 XT 140mm PWM Case Fan”, https://vextor7.com/item/56525148 (accessed 2026-10-25).