Hardware Spec Index

Caldera FN-6621 Edge 140mm PWM Case Fan

Case Fans · Caldera · SKU FN6621-EDGE · Released 2023 · Updated 2026-10-22

Key facts

Benchmark index339 (Case Fans scale)
Category rank#16,130
Street price$9
Power4 W
Performance per dollar37.67
Released2023

Specifications

BrandCaldera
ModelCaldera FN-6621 Edge
Size140 × 140 × 25 mm
Speed300–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise26 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6621 Edge 140mm PWM Case Fan”, https://vextor7.com/item/7046124 (accessed 2026-10-22).