Hardware Spec Index

Caldera FN-1691 SE 120mm PWM Case Fan

Case Fans · Caldera · SKU FN1691-SE · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index643 (Case Fans scale)
Category rank#33,445
Street price$19
Power3 W
Performance per dollar33.84
Released2019

Specifications

BrandCaldera
ModelCaldera FN-1691 SE
Size120 × 120 × 25 mm
Speed300–2,000 RPM (PWM)
Airflow68.0 CFM
Static pressure2.20 mmH₂O
Noise23 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-1691 SE 120mm PWM Case Fan”, https://vextor7.com/item/91674171 (accessed 2026-10-19).