Hardware Spec Index

Caldera FN-4921 XT 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN4921-XT · Released 2021 · Updated 2026-10-20

Key facts

Benchmark index1,322 (Case Fans scale)
Category rank#43,803
Street price$49
Power4 W
Performance per dollar26.98
Released2021

Specifications

BrandCaldera
ModelCaldera FN-4921 XT
Size140 × 140 × 25 mm
Speed300–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise30 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4921 XT 140mm PWM ARGB Case Fan”, https://vextor7.com/item/8046497 (accessed 2026-10-20).