Hardware Spec Index

Caldera FN-4546 Plus 140mm PWM Case Fan

Case Fans · Caldera · SKU FN4546-PLUS · Released 2021 · Updated 2026-10-26

Key facts

Benchmark index481 (Case Fans scale)
Category rank#36,636
Street price$19
Power3 W
Performance per dollar25.32
Released2021

Specifications

BrandCaldera
ModelCaldera FN-4546 Plus
Size140 × 140 × 25 mm
Speed300–1,900 RPM (PWM)
Airflow91.2 CFM
Static pressure1.80 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4546 Plus 140mm PWM Case Fan”, https://vextor7.com/item/82326377 (accessed 2026-10-26).