Hardware Spec Index

Caldera FN-6637 Core 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN6637-CORE · Released 2025 · Updated 2026-10-19

Key facts

Benchmark index1,338 (Case Fans scale)
Category rank#39,988
Street price$49
Power4 W
Performance per dollar27.31
Released2025

Specifications

BrandCaldera
ModelCaldera FN-6637 Core
Size140 × 140 × 25 mm
Speed300–2,700 RPM (PWM)
Airflow129.6 CFM
Static pressure2.56 mmH₂O
Noise22 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6637 Core 140mm PWM ARGB Case Fan”, https://vextor7.com/item/4492225 (accessed 2026-10-19).