Hardware Spec Index

Caldera FN-7840 Ultra 120mm PWM Case Fan

Case Fans · Caldera · SKU FN7840-ULTRA · Released 2025 · Updated 2026-10-24

Key facts

Benchmark index639 (Case Fans scale)
Category rank#12,008
Street price$19
Power3 W
Performance per dollar33.63
Released2025

Specifications

BrandCaldera
ModelCaldera FN-7840 Ultra
Size120 × 120 × 25 mm
Speed500–2,100 RPM (PWM)
Airflow71.4 CFM
Static pressure2.31 mmH₂O
Noise24 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-7840 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/19852459 (accessed 2026-10-24).