Hardware Spec Index

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

Case Fans · Caldera · SKU FN4138-PRIME · Released 2019 · Updated 2026-10-22

Key facts

Benchmark index378 (Case Fans scale)
Category rank#43,134
Street price$9
Power4 W
Performance per dollar42.00
Released2019

Specifications

BrandCaldera
ModelCaldera FN-4138 Prime
Size120 × 120 × 25 mm
Speed200–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise33 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 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/3963470 (accessed 2026-10-22).