Hardware Spec Index

Caldera FN-3231 Prime 140mm PWM Case Fan

Case Fans · Caldera · SKU FN3231-PRIME · Released 2026 · Updated 2026-10-23

Key facts

Benchmark index219 (Case Fans scale)
Category rank#25,272
Street price$9
Power3 W
Performance per dollar24.33
Released2026

Specifications

BrandCaldera
ModelCaldera FN-3231 Prime
Size140 × 140 × 25 mm
Speed400–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise27 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3231 Prime 140mm PWM Case Fan”, https://vextor7.com/item/14229657 (accessed 2026-10-23).