Hardware Spec Index

Caldera FN-5231 Plus 140mm PWM Case Fan

Case Fans · Caldera · SKU FN5231-PLUS · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index623 (Case Fans scale)
Category rank#23,282
Street price$19
Power4 W
Performance per dollar32.79
Released2025

Specifications

BrandCaldera
ModelCaldera FN-5231 Plus
Size140 × 140 × 25 mm
Speed400–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise28 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-5231 Plus 140mm PWM Case Fan”, https://vextor7.com/item/6877679 (accessed 2026-10-23).