Hardware Spec Index

Caldera FN-4481 Ultra 120mm PWM Case Fan

Case Fans · Caldera · SKU FN4481-ULTRA · Released 2025 · Updated 2026-10-24

Key facts

Benchmark index611 (Case Fans scale)
Category rank#2,347
Street price$19
Power4 W
Performance per dollar32.16
Released2025

Specifications

BrandCaldera
ModelCaldera FN-4481 Ultra
Size120 × 120 × 25 mm
Speed400–2,600 RPM (PWM)
Airflow88.4 CFM
Static pressure2.86 mmH₂O
Noise24 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4481 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/19738951 (accessed 2026-10-24).