Hardware Spec Index

Caldera FN-4377 Ultra 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN4377-ULTRA · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index904 (Case Fans scale)
Category rank#36,791
Street price$29
Power4 W
Performance per dollar31.17
Released2025

Specifications

BrandCaldera
ModelCaldera FN-4377 Ultra
Size140 × 140 × 25 mm
Speed500–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise35 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4377 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/1008385 (accessed 2026-10-23).