Hardware Spec Index

Caldera FN-2645 Prime 140mm PWM Case Fan

Case Fans · Caldera · SKU FN2645-PRIME · Released 2020 · Updated 2026-10-24

Key facts

Benchmark index692 (Case Fans scale)
Category rank#35,613
Street price$19
Power4 W
Performance per dollar36.42
Released2020

Specifications

BrandCaldera
ModelCaldera FN-2645 Prime
Size140 × 140 × 25 mm
Speed500–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise35 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-2645 Prime 140mm PWM Case Fan”, https://vextor7.com/item/8496243 (accessed 2026-10-24).