Hardware Spec Index

Caldera FN-3697 Ultra 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN3697-ULTRA · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index981 (Case Fans scale)
Category rank#34,813
Street price$39
Power4 W
Performance per dollar25.15
Released2025

Specifications

BrandCaldera
ModelCaldera FN-3697 Ultra
Size140 × 140 × 25 mm
Speed400–2,600 RPM (PWM)
Airflow124.8 CFM
Static pressure2.47 mmH₂O
Noise33 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3697 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/6774008 (accessed 2026-10-19).