Hardware Spec Index

Caldera FN-5646 XT 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Caldera · SKU FN5646-XT · Released 2022 · Updated 2026-10-21

Key facts

Benchmark index957 (Case Fans scale)
Category rank#36,889
Street price$39
Power3 W
Performance per dollar24.54
Released2022

Specifications

BrandCaldera
ModelCaldera FN-5646 XT
Size140 × 140 × 25 mm
Speed400–2,000 RPM (PWM)
Airflow96.0 CFM
Static pressure1.90 mmH₂O
Noise35 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-5646 XT 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/110569 (accessed 2026-10-21).