Hardware Spec Index

Caldera FN-4977 Max 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN4977-MAX · Released 2022 · Updated 2026-10-19

Key facts

Benchmark index913 (Case Fans scale)
Category rank#46,633
Street price$29
Power3 W
Performance per dollar31.48
Released2022

Specifications

BrandCaldera
ModelCaldera FN-4977 Max
Size140 × 140 × 25 mm
Speed200–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise22 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4977 Max 140mm PWM ARGB Case Fan”, https://vextor7.com/item/324212 (accessed 2026-10-19).