Hardware Spec Index

Caldera FN-4551 XT 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4551-XT · Released 2020 · Updated 2026-10-21

Key facts

Benchmark index350 (Case Fans scale)
Category rank#35,472
Street price$9
Power3 W
Performance per dollar38.89
Released2020

Specifications

BrandCaldera
ModelCaldera FN-4551 XT
Size140 × 140 × 25 mm
Speed200–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise24 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4551 XT 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/7907616 (accessed 2026-10-21).