Hardware Spec Index

Caldera FN-4045 Prime 140mm PWM Case Fan

Case Fans · Caldera · SKU FN4045-PRIME · Released 2022 · Updated 2026-10-25

Key facts

Benchmark index434 (Case Fans scale)
Category rank#21,008
Street price$19
Power3 W
Performance per dollar22.84
Released2022

Specifications

BrandCaldera
ModelCaldera FN-4045 Prime
Size140 × 140 × 25 mm
Speed200–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise26 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4045 Prime 140mm PWM Case Fan”, https://vextor7.com/item/5829609 (accessed 2026-10-25).