Hardware Spec Index

Caldera FN-3680 Pro 120mm PWM Case Fan

Case Fans · Caldera · SKU FN3680-PRO · Released 2022 · Updated 2026-10-24

Key facts

Benchmark index454 (Case Fans scale)
Category rank#23,207
Street price$19
Power3 W
Performance per dollar23.89
Released2022

Specifications

BrandCaldera
ModelCaldera FN-3680 Pro
Size120 × 120 × 25 mm
Speed300–1,500 RPM (PWM)
Airflow51.0 CFM
Static pressure1.65 mmH₂O
Noise33 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3680 Pro 120mm PWM Case Fan”, https://vextor7.com/item/92397753 (accessed 2026-10-24).