Hardware Spec Index

Caldera FN-3951 XT 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN3951-XT · Released 2022 · Updated 2026-10-20

Key facts

Benchmark index795 (Case Fans scale)
Category rank#42,121
Street price$29
Power4 W
Performance per dollar27.41
Released2022

Specifications

BrandCaldera
ModelCaldera FN-3951 XT
Size140 × 140 × 25 mm
Speed400–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise23 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3951 XT 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/42327059 (accessed 2026-10-20).