Hardware Spec Index

Caldera FN-3731 Pro 120mm PWM Case Fan

Case Fans · Caldera · SKU FN3731-PRO · Released 2026 · Updated 2026-10-24

Key facts

Benchmark index691 (Case Fans scale)
Category rank#37,715
Street price$19
Power3 W
Performance per dollar36.37
Released2026

Specifications

BrandCaldera
ModelCaldera FN-3731 Pro
Size120 × 120 × 25 mm
Speed500–2,300 RPM (PWM)
Airflow78.2 CFM
Static pressure2.53 mmH₂O
Noise34 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3731 Pro 120mm PWM Case Fan”, https://vextor7.com/item/7659773 (accessed 2026-10-24).