Hardware Spec Index

Caldera FN-4238 Ultra 120mm PWM Case Fan

Case Fans · Caldera · SKU FN4238-ULTRA · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index212 (Case Fans scale)
Category rank#38,993
Street price$9
Power3 W
Performance per dollar23.56
Released2026

Specifications

BrandCaldera
ModelCaldera FN-4238 Ultra
Size120 × 120 × 25 mm
Speed200–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise36 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4238 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/6071750 (accessed 2026-10-25).