Hardware Spec Index

Caldera FN-4840 Pro 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Caldera · SKU FN4840-PRO · Released 2024 · Updated 2026-10-24

Key facts

Benchmark index1,355 (Case Fans scale)
Category rank#47,517
Street price$49
Power4 W
Performance per dollar27.65
Released2024

Specifications

BrandCaldera
ModelCaldera FN-4840 Pro
Size140 × 140 × 25 mm
Speed200–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise36 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4840 Pro 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/8932819 (accessed 2026-10-24).