Hardware Spec Index

Caldera FN-2681 Ultra 120mm PWM Case Fan

Case Fans · Caldera · SKU FN2681-ULTRA · Released 2019 · Updated 2026-10-21

Key facts

Benchmark index405 (Case Fans scale)
Category rank#7,086
Street price$19
Power2 W
Performance per dollar21.32
Released2019

Specifications

BrandCaldera
ModelCaldera FN-2681 Ultra
Size120 × 120 × 25 mm
Speed400–1,400 RPM (PWM)
Airflow47.6 CFM
Static pressure1.54 mmH₂O
Noise33 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-2681 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/9747133 (accessed 2026-10-21).