Hardware Spec Index

Caldera FN-2638 Plus 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN2638-PLUS · Released 2025 · Updated 2026-10-22

Key facts

Benchmark index1,020 (Case Fans scale)
Category rank#17,465
Street price$29
Power3 W
Performance per dollar35.17
Released2025

Specifications

BrandCaldera
ModelCaldera FN-2638 Plus
Size140 × 140 × 25 mm
Speed400–1,700 RPM (PWM)
Airflow81.6 CFM
Static pressure1.61 mmH₂O
Noise22 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-2638 Plus 140mm PWM ARGB Case Fan”, https://vextor7.com/item/62815431 (accessed 2026-10-22).