Hardware Spec Index

Caldera FN-1645 SE 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN1645-SE · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index384 (Case Fans scale)
Category rank#397
Street price$9
Power3 W
Performance per dollar42.67
Released2025

Specifications

BrandCaldera
ModelCaldera FN-1645 SE
Size140 × 140 × 25 mm
Speed300–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise23 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-1645 SE 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/19005266 (accessed 2026-10-23).