Hardware Spec Index

Caldera FN-4540 Ultra 120mm PWM ARGB Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4540-ULTRA · Released 2022 · Updated 2026-10-22

Key facts

Benchmark index1,269 (Case Fans scale)
Category rank#28,874
Street price$39
Power4 W
Performance per dollar32.54
Released2022

Specifications

BrandCaldera
ModelCaldera FN-4540 Ultra
Size120 × 120 × 25 mm
Speed500–2,600 RPM (PWM)
Airflow88.4 CFM
Static pressure2.86 mmH₂O
Noise27 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4540 Ultra 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/6599799 (accessed 2026-10-22).