Hardware Spec Index

Caldera FN-1687 SE 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN1687-SE · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index253 (Case Fans scale)
Category rank#38,957
Street price$9
Power3 W
Performance per dollar28.11
Released2020

Specifications

BrandCaldera
ModelCaldera FN-1687 SE
Size140 × 140 × 25 mm
Speed500–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise31 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-1687 SE 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/16919686 (accessed 2026-10-26).