Hardware Spec Index

Caldera FN-5771 Core 140mm PWM Case Fan

Case Fans · Caldera · SKU FN5771-CORE · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index448 (Case Fans scale)
Category rank#10,100
Street price$19
Power3 W
Performance per dollar23.58
Released2022

Specifications

BrandCaldera
ModelCaldera FN-5771 Core
Size140 × 140 × 25 mm
Speed400–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise24 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-5771 Core 140mm PWM Case Fan”, https://vextor7.com/item/4848780 (accessed 2026-10-21).