Hardware Spec Index

Caldera FN-4595 Ultra 140mm PWM Case Fan

Case Fans · Caldera · SKU FN4595-ULTRA · Released 2021 · Updated 2026-10-25

Key facts

Benchmark index689 (Case Fans scale)
Category rank#30,819
Street price$19
Power4 W
Performance per dollar36.26
Released2021

Specifications

BrandCaldera
ModelCaldera FN-4595 Ultra
Size140 × 140 × 25 mm
Speed400–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise29 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4595 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/8617337 (accessed 2026-10-25).