Hardware Spec Index

Caldera FN-6550 SE 140mm PWM Case Fan

Case Fans · Caldera · SKU FN6550-SE · Released 2020 · Updated 2026-10-19

Key facts

Benchmark index503 (Case Fans scale)
Category rank#32,450
Street price$19
Power4 W
Performance per dollar26.47
Released2020

Specifications

BrandCaldera
ModelCaldera FN-6550 SE
Size140 × 140 × 25 mm
Speed400–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise34 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-6550 SE 140mm PWM Case Fan”, https://vextor7.com/item/17513776 (accessed 2026-10-19).