Hardware Spec Index

Caldera FN-4521 Edge 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN4521-EDGE · Released 2023 · Updated 2026-10-21

Key facts

Benchmark index1,397 (Case Fans scale)
Category rank#38,795
Street price$49
Power4 W
Performance per dollar28.51
Released2023

Specifications

BrandCaldera
ModelCaldera FN-4521 Edge
Size140 × 140 × 25 mm
Speed400–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise34 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4521 Edge 140mm PWM ARGB Case Fan”, https://vextor7.com/item/20152219 (accessed 2026-10-21).