Hardware Spec Index

Caldera FN-3958 Ultra 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN3958-ULTRA · Released 2024 · Updated 2026-10-19

Key facts

Benchmark index267 (Case Fans scale)
Category rank#47,622
Street price$9
Power3 W
Performance per dollar29.67
Released2024

Specifications

BrandCaldera
ModelCaldera FN-3958 Ultra
Size120 × 120 × 25 mm
Speed300–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise31 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3958 Ultra 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/3102020 (accessed 2026-10-19).