Hardware Spec Index

Caldera FN-5637 Ultra 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN5637-ULTRA · Released 2023 · Updated 2026-10-20

Key facts

Benchmark index1,219 (Case Fans scale)
Category rank#7,711
Street price$39
Power3 W
Performance per dollar31.26
Released2023

Specifications

BrandCaldera
ModelCaldera FN-5637 Ultra
Size140 × 140 × 25 mm
Speed500–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise22 dBA
BearingMagnetic levitation
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime100,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-5637 Ultra 140mm PWM ARGB Case Fan”, https://vextor7.com/item/48757549 (accessed 2026-10-20).