Hardware Spec Index

Caldera FN-4540 Edge 120mm PWM Case Fan

Case Fans · Caldera · SKU FN4540-EDGE · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index724 (Case Fans scale)
Category rank#44,084
Street price$19
Power3 W
Performance per dollar38.11
Released2019

Specifications

BrandCaldera
ModelCaldera FN-4540 Edge
Size120 × 120 × 25 mm
Speed500–2,400 RPM (PWM)
Airflow81.6 CFM
Static pressure2.64 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4540 Edge 120mm PWM Case Fan”, https://vextor7.com/item/4082584 (accessed 2026-10-22).