Hardware Spec Index

Caldera FN-4538 Max 140mm PWM Case Fan

Case Fans · Caldera · SKU FN4538-MAX · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index230 (Case Fans scale)
Category rank#5,976
Street price$9
Power4 W
Performance per dollar25.56
Released2026

Specifications

BrandCaldera
ModelCaldera FN-4538 Max
Size140 × 140 × 25 mm
Speed300–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise31 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4538 Max 140mm PWM Case Fan”, https://vextor7.com/item/7384366 (accessed 2026-10-19).