Hardware Spec Index

Caldera FN-7551 XT 140mm PWM Case Fan

Case Fans · Caldera · SKU FN7551-XT · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index209 (Case Fans scale)
Category rank#31,124
Street price$9
Power3 W
Performance per dollar23.22
Released2021

Specifications

BrandCaldera
ModelCaldera FN-7551 XT
Size140 × 140 × 25 mm
Speed400–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-7551 XT 140mm PWM Case Fan”, https://vextor7.com/item/41915039 (accessed 2026-10-26).