Hardware Spec Index

Caldera FN-3613 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN3613-ULTRA · Released 2019 · Updated 2026-10-19

Key facts

Benchmark index560 (Case Fans scale)
Category rank#4,943
Street price$19
Power2 W
Performance per dollar29.47
Released2019

Specifications

BrandCaldera
ModelCaldera FN-3613 Ultra
Size140 × 140 × 25 mm
Speed400–1,400 RPM (PWM)
Airflow67.2 CFM
Static pressure1.33 mmH₂O
Noise35 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3613 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/3469151 (accessed 2026-10-19).