Hardware Spec Index

Caldera FN-3905 Prime 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN3905-PRIME · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index1,202 (Case Fans scale)
Category rank#41,514
Street price$49
Power4 W
Performance per dollar24.53
Released2025

Specifications

BrandCaldera
ModelCaldera FN-3905 Prime
Size140 × 140 × 25 mm
Speed400–2,900 RPM (PWM)
Airflow139.2 CFM
Static pressure2.75 mmH₂O
Noise28 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-3905 Prime 140mm PWM ARGB Case Fan”, https://vextor7.com/item/4178310 (accessed 2026-10-23).