Hardware Spec Index

Caldera FN-2148 Ultra 140mm PWM Case Fan

Case Fans · Caldera · SKU FN2148-ULTRA · Released 2024 · Updated 2026-10-26

Key facts

Benchmark index450 (Case Fans scale)
Category rank#25,262
Street price$19
Power4 W
Performance per dollar23.68
Released2024

Specifications

BrandCaldera
ModelCaldera FN-2148 Ultra
Size140 × 140 × 25 mm
Speed400–2,600 RPM (PWM)
Airflow124.8 CFM
Static pressure2.47 mmH₂O
Noise26 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-2148 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/92631628 (accessed 2026-10-26).