Hardware Spec Index

Caldera FN-1981 XT 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN1981-XT · Released 2024 · Updated 2026-10-23

Key facts

Benchmark index362 (Case Fans scale)
Category rank#15,850
Street price$9
Power3 W
Performance per dollar40.22
Released2024

Specifications

BrandCaldera
ModelCaldera FN-1981 XT
Size140 × 140 × 25 mm
Speed500–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise36 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-1981 XT 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/31923066 (accessed 2026-10-23).