Hardware Spec Index

Caldera FN-5603 Prime 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN5603-PRIME · Released 2021 · Updated 2026-10-22

Key facts

Benchmark index1,139 (Case Fans scale)
Category rank#37,522
Street price$39
Power4 W
Performance per dollar29.21
Released2021

Specifications

BrandCaldera
ModelCaldera FN-5603 Prime
Size140 × 140 × 25 mm
Speed400–3,000 RPM (PWM)
Airflow144.0 CFM
Static pressure2.85 mmH₂O
Noise23 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-5603 Prime 140mm PWM ARGB Case Fan”, https://vextor7.com/item/13453024 (accessed 2026-10-22).