Hardware Spec Index

Caldera FN-3923 Pro 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN3923-PRO · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index281 (Case Fans scale)
Category rank#35,300
Street price$9
Power3 W
Performance per dollar31.22
Released2026

Specifications

BrandCaldera
ModelCaldera FN-3923 Pro
Size140 × 140 × 25 mm
Speed400–2,400 RPM (PWM)
Airflow115.2 CFM
Static pressure2.28 mmH₂O
Noise32 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3923 Pro 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/4490771 (accessed 2026-10-19).