Hardware Spec Index

Caldera FN-4681 Plus 120mm PWM Case Fan

Case Fans · Caldera · SKU FN4681-PLUS · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index409 (Case Fans scale)
Category rank#23,550
Street price$9
Power4 W
Performance per dollar45.44
Released2021

Specifications

BrandCaldera
ModelCaldera FN-4681 Plus
Size120 × 120 × 25 mm
Speed300–2,500 RPM (PWM)
Airflow85.0 CFM
Static pressure2.75 mmH₂O
Noise22 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4681 Plus 120mm PWM Case Fan”, https://vextor7.com/item/81315559 (accessed 2026-10-26).