Hardware Spec Index

Caldera FN-4255 Plus 120mm PWM Case Fan

Case Fans · Caldera · SKU FN4255-PLUS · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index658 (Case Fans scale)
Category rank#1,353
Street price$19
Power3 W
Performance per dollar34.63
Released2023

Specifications

BrandCaldera
ModelCaldera FN-4255 Plus
Size120 × 120 × 25 mm
Speed500–2,200 RPM (PWM)
Airflow74.8 CFM
Static pressure2.42 mmH₂O
Noise36 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4255 Plus 120mm PWM Case Fan”, https://vextor7.com/item/8945240 (accessed 2026-10-20).