Hardware Spec Index

Caldera FN-4551 SE 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4551-SE · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index497 (Case Fans scale)
Category rank#5,479
Street price$19
Power3 W
Performance per dollar26.16
Released2021

Specifications

BrandCaldera
ModelCaldera FN-4551 SE
Size120 × 120 × 25 mm
Speed400–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise28 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4551 SE 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/4616749 (accessed 2026-10-25).