Hardware Spec Index

Caldera FN-4657 Plus 120mm PWM Case Fan

Case Fans · Caldera · SKU FN4657-PLUS · Released 2024 · Updated 2026-10-24

Key facts

Benchmark index754 (Case Fans scale)
Category rank#17,296
Street price$19
Power4 W
Performance per dollar39.68
Released2024

Specifications

BrandCaldera
ModelCaldera FN-4657 Plus
Size120 × 120 × 25 mm
Speed300–3,000 RPM (PWM)
Airflow102.0 CFM
Static pressure3.30 mmH₂O
Noise25 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4657 Plus 120mm PWM Case Fan”, https://vextor7.com/item/19781862 (accessed 2026-10-24).