Hardware Spec Index

Caldera FN-4991 Core 120mm PWM ARGB Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4991-CORE · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index1,246 (Case Fans scale)
Category rank#27,340
Street price$49
Power3 W
Performance per dollar25.43
Released2024

Specifications

BrandCaldera
ModelCaldera FN-4991 Core
Size120 × 120 × 25 mm
Speed500–2,100 RPM (PWM)
Airflow71.4 CFM
Static pressure2.31 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4991 Core 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/8580428 (accessed 2026-10-20).