Hardware Spec Index

Caldera FN-4028 Max 140mm PWM Case Fan

Case Fans · Caldera · SKU FN4028-MAX · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index343 (Case Fans scale)
Category rank#1,365
Street price$9
Power3 W
Performance per dollar38.11
Released2020

Specifications

BrandCaldera
ModelCaldera FN-4028 Max
Size140 × 140 × 25 mm
Speed200–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise36 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4028 Max 140mm PWM Case Fan”, https://vextor7.com/item/72045459 (accessed 2026-10-19).