Hardware Spec Index

Caldera FN-3555 Ultra 140mm PWM Case Fan

Case Fans · Caldera · SKU FN3555-ULTRA · Released 2021 · Updated 2026-10-24

Key facts

Benchmark index414 (Case Fans scale)
Category rank#45,783
Street price$9
Power3 W
Performance per dollar46.00
Released2021

Specifications

BrandCaldera
ModelCaldera FN-3555 Ultra
Size140 × 140 × 25 mm
Speed500–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise25 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3555 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/1735381 (accessed 2026-10-24).