Hardware Spec Index

Caldera FN-3547 Ultra 140mm PWM Case Fan

Case Fans · Caldera · SKU FN3547-ULTRA · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index517 (Case Fans scale)
Category rank#46,398
Street price$19
Power3 W
Performance per dollar27.21
Released2019

Specifications

BrandCaldera
ModelCaldera FN-3547 Ultra
Size140 × 140 × 25 mm
Speed500–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise22 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3547 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/11635988 (accessed 2026-10-19).