Hardware Spec Index

Caldera FN-7843 Ultra 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN7843-ULTRA · Released 2019 · Updated 2026-10-20

Key facts

Benchmark index1,208 (Case Fans scale)
Category rank#27,709
Street price$49
Power4 W
Performance per dollar24.65
Released2019

Specifications

BrandCaldera
ModelCaldera FN-7843 Ultra
Size140 × 140 × 25 mm
Speed200–2,500 RPM (PWM)
Airflow120.0 CFM
Static pressure2.38 mmH₂O
Noise28 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-7843 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/8304568 (accessed 2026-10-20).