Hardware Spec Index

Caldera FN-2847 Ultra 140mm PWM Case Fan

Case Fans · Caldera · SKU FN2847-ULTRA · Released 2025 · Updated 2026-10-26

Key facts

Benchmark index315 (Case Fans scale)
Category rank#49,336
Street price$9
Power3 W
Performance per dollar35.00
Released2025

Specifications

BrandCaldera
ModelCaldera FN-2847 Ultra
Size140 × 140 × 25 mm
Speed400–1,900 RPM (PWM)
Airflow91.2 CFM
Static pressure1.80 mmH₂O
Noise27 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-2847 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/2595020 (accessed 2026-10-26).