Hardware Spec Index

Caldera FN-4233 Prime 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4233-PRIME · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index770 (Case Fans scale)
Category rank#11,132
Street price$19
Power3 W
Performance per dollar40.53
Released2020

Specifications

BrandCaldera
ModelCaldera FN-4233 Prime
Size140 × 140 × 25 mm
Speed300–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise35 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4233 Prime 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/40884 (accessed 2026-10-19).