Hardware Spec Index

Caldera FN-6251 Prime 140mm PWM ARGB Case Fan (3-Pack)

Case Fans · Caldera · SKU FN6251-PRIME · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index828 (Case Fans scale)
Category rank#6,722
Street price$29
Power4 W
Performance per dollar28.55
Released2025

Specifications

BrandCaldera
ModelCaldera FN-6251 Prime
Size140 × 140 × 25 mm
Speed400–2,800 RPM (PWM)
Airflow134.4 CFM
Static pressure2.66 mmH₂O
Noise25 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-6251 Prime 140mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/48418770 (accessed 2026-10-21).