Hardware Spec Index

Caldera FN-6237 Ultra 140mm PWM Case Fan

Case Fans · Caldera · SKU FN6237-ULTRA · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index295 (Case Fans scale)
Category rank#15,319
Street price$9
Power3 W
Performance per dollar32.78
Released2020

Specifications

BrandCaldera
ModelCaldera FN-6237 Ultra
Size140 × 140 × 25 mm
Speed300–2,200 RPM (PWM)
Airflow105.6 CFM
Static pressure2.09 mmH₂O
Noise29 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6237 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/3191992 (accessed 2026-10-23).