Hardware Spec Index

Caldera FN-4681 Edge 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4681-EDGE · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index638 (Case Fans scale)
Category rank#28,969
Street price$19
Power4 W
Performance per dollar33.58
Released2020

Specifications

BrandCaldera
ModelCaldera FN-4681 Edge
Size140 × 140 × 25 mm
Speed400–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise30 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4681 Edge 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/3695711 (accessed 2026-10-19).