Hardware Spec Index

Caldera FN-4303 Ultra 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4303-ULTRA · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index399 (Case Fans scale)
Category rank#20,668
Street price$19
Power3 W
Performance per dollar21.00
Released2023

Specifications

BrandCaldera
ModelCaldera FN-4303 Ultra
Size140 × 140 × 25 mm
Speed500–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise25 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4303 Ultra 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/32932698 (accessed 2026-10-25).