Hardware Spec Index

Caldera FN-3891 Edge 140mm PWM Case Fan

Case Fans · Caldera · SKU FN3891-EDGE · Released 2026 · Updated 2026-10-21

Key facts

Benchmark index610 (Case Fans scale)
Category rank#11,895
Street price$19
Power2 W
Performance per dollar32.11
Released2026

Specifications

BrandCaldera
ModelCaldera FN-3891 Edge
Size140 × 140 × 25 mm
Speed500–1,400 RPM (PWM)
Airflow67.2 CFM
Static pressure1.33 mmH₂O
Noise30 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3891 Edge 140mm PWM Case Fan”, https://vextor7.com/item/82945903 (accessed 2026-10-21).