Hardware Spec Index

Caldera FN-6437 Ultra 120mm PWM Case Fan

Case Fans · Caldera · SKU FN6437-ULTRA · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index249 (Case Fans scale)
Category rank#41,469
Street price$9
Power3 W
Performance per dollar27.67
Released2025

Specifications

BrandCaldera
ModelCaldera FN-6437 Ultra
Size120 × 120 × 25 mm
Speed500–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise22 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6437 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/5770262 (accessed 2026-10-25).