Hardware Spec Index

Caldera FN-5539 Prime 120mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN5539-PRIME · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index773 (Case Fans scale)
Category rank#3,517
Street price$19
Power4 W
Performance per dollar40.68
Released2025

Specifications

BrandCaldera
ModelCaldera FN-5539 Prime
Size120 × 120 × 25 mm
Speed500–2,500 RPM (PWM)
Airflow85.0 CFM
Static pressure2.75 mmH₂O
Noise24 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-5539 Prime 120mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/93035438 (accessed 2026-10-22).