Hardware Spec Index

Caldera FN-4138 Prime 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4138-PRIME · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index508 (Case Fans scale)
Category rank#15,355
Street price$19
Power4 W
Performance per dollar26.74
Released2023

Specifications

BrandCaldera
ModelCaldera FN-4138 Prime
Size120 × 120 × 25 mm
Speed200–2,800 RPM (PWM)
Airflow95.2 CFM
Static pressure3.08 mmH₂O
Noise34 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4138 Prime 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/56582572 (accessed 2026-10-25).