Hardware Spec Index

Caldera FN-4977 Core 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN4977-CORE · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index1,307 (Case Fans scale)
Category rank#5,039
Street price$49
Power4 W
Performance per dollar26.67
Released2020

Specifications

BrandCaldera
ModelCaldera FN-4977 Core
Size140 × 140 × 25 mm
Speed400–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise24 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 Core 140mm PWM ARGB Case Fan”, https://vextor7.com/item/54893209 (accessed 2026-10-23).