Hardware Spec Index

Caldera FN-3940 Edge 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN3940-EDGE · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index329 (Case Fans scale)
Category rank#29,676
Street price$9
Power4 W
Performance per dollar36.56
Released2025

Specifications

BrandCaldera
ModelCaldera FN-3940 Edge
Size120 × 120 × 25 mm
Speed400–2,500 RPM (PWM)
Airflow85.0 CFM
Static pressure2.75 mmH₂O
Noise28 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3940 Edge 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/7659375 (accessed 2026-10-22).