Hardware Spec Index

Caldera FN-4548 Prime 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4548-PRIME · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index746 (Case Fans scale)
Category rank#4,697
Street price$19
Power4 W
Performance per dollar39.26
Released2021

Specifications

BrandCaldera
ModelCaldera FN-4548 Prime
Size140 × 140 × 25 mm
Speed400–2,600 RPM (PWM)
Airflow124.8 CFM
Static pressure2.47 mmH₂O
Noise27 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4548 Prime 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/4690673 (accessed 2026-10-20).