Hardware Spec Index

Caldera FN-4921 Pro 120mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN4921-PRO · Released 2022 · Updated 2026-10-23

Key facts

Benchmark index1,397 (Case Fans scale)
Category rank#41,655
Street price$49
Power3 W
Performance per dollar28.51
Released2022

Specifications

BrandCaldera
ModelCaldera FN-4921 Pro
Size120 × 120 × 25 mm
Speed300–1,700 RPM (PWM)
Airflow57.8 CFM
Static pressure1.87 mmH₂O
Noise36 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4921 Pro 120mm PWM ARGB Case Fan”, https://vextor7.com/item/91367897 (accessed 2026-10-23).