Hardware Spec Index

Caldera FN-4040 Pro 120mm PWM Case Fan

Case Fans · Caldera · SKU FN4040-PRO · Released 2024 · Updated 2026-10-25

Key facts

Benchmark index428 (Case Fans scale)
Category rank#28,829
Street price$9
Power4 W
Performance per dollar47.56
Released2024

Specifications

BrandCaldera
ModelCaldera FN-4040 Pro
Size120 × 120 × 25 mm
Speed200–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise25 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4040 Pro 120mm PWM Case Fan”, https://vextor7.com/item/96822675 (accessed 2026-10-25).