Hardware Spec Index

Caldera FN-3691 Edge 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN3691-EDGE · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index221 (Case Fans scale)
Category rank#44,520
Street price$9
Power3 W
Performance per dollar24.56
Released2025

Specifications

BrandCaldera
ModelCaldera FN-3691 Edge
Size140 × 140 × 25 mm
Speed200–2,400 RPM (PWM)
Airflow115.2 CFM
Static pressure2.28 mmH₂O
Noise33 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3691 Edge 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/7535561 (accessed 2026-10-23).