Hardware Spec Index

Caldera FN-1557 Prime 120mm PWM Case Fan

Case Fans · Caldera · SKU FN1557-PRIME · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index334 (Case Fans scale)
Category rank#33,796
Street price$9
Power4 W
Performance per dollar37.11
Released2019

Specifications

BrandCaldera
ModelCaldera FN-1557 Prime
Size120 × 120 × 25 mm
Speed400–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise35 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-1557 Prime 120mm PWM Case Fan”, https://vextor7.com/item/31664105 (accessed 2026-10-24).