Hardware Spec Index

Corvane FN-1684 Ultra 140mm PWM Case Fan

Case Fans · Corvane · SKU FN1684-ULTRA · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index310 (Case Fans scale)
Category rank#40,762
Street price$9
Power3 W
Performance per dollar34.44
Released2025

Specifications

BrandCorvane
ModelCorvane FN-1684 Ultra
Size140 × 140 × 25 mm
Speed400–2,300 RPM (PWM)
Airflow110.4 CFM
Static pressure2.19 mmH₂O
Noise30 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Corvane FN-1684 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/57918 (accessed 2026-10-19).