Hardware Spec Index

Caldera FN-4947 Core 120mm PWM Case Fan

Case Fans · Caldera · SKU FN4947-CORE · Released 2025 · Updated 2026-10-20

Key facts

Benchmark index288 (Case Fans scale)
Category rank#1,877
Street price$9
Power3 W
Performance per dollar32.00
Released2025

Specifications

BrandCaldera
ModelCaldera FN-4947 Core
Size120 × 120 × 25 mm
Speed500–1,800 RPM (PWM)
Airflow61.2 CFM
Static pressure1.98 mmH₂O
Noise24 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4947 Core 120mm PWM Case Fan”, https://vextor7.com/item/3095113 (accessed 2026-10-20).