Hardware Spec Index

Caldera FN-9921 Plus 120mm PWM Case Fan

Case Fans · Caldera · SKU FN9921-PLUS · Released 2025 · Updated 2026-10-25

Key facts

Benchmark index684 (Case Fans scale)
Category rank#47,787
Street price$19
Power3 W
Performance per dollar36.00
Released2025

Specifications

BrandCaldera
ModelCaldera FN-9921 Plus
Size120 × 120 × 25 mm
Speed500–1,600 RPM (PWM)
Airflow54.4 CFM
Static pressure1.76 mmH₂O
Noise25 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-9921 Plus 120mm PWM Case Fan”, https://vextor7.com/item/46064767 (accessed 2026-10-25).