Hardware Spec Index

Caldera FN-4640 SE 120mm PWM ARGB Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4640-SE · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index898 (Case Fans scale)
Category rank#31,666
Street price$29
Power3 W
Performance per dollar30.97
Released2025

Specifications

BrandCaldera
ModelCaldera FN-4640 SE
Size120 × 120 × 25 mm
Speed400–1,500 RPM (PWM)
Airflow51.0 CFM
Static pressure1.65 mmH₂O
Noise31 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4640 SE 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/93673968 (accessed 2026-10-22).