Hardware Spec Index

Caldera FN-5640 SE 120mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN5640-SE · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index969 (Case Fans scale)
Category rank#2,909
Street price$29
Power4 W
Performance per dollar33.41
Released2023

Specifications

BrandCaldera
ModelCaldera FN-5640 SE
Size120 × 120 × 25 mm
Speed400–2,900 RPM (PWM)
Airflow98.6 CFM
Static pressure3.19 mmH₂O
Noise36 dBA
BearingFluid dynamic bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Corvane FN-6374 Prime 120mm PWM Case Fan326$9Compare
Teralux FN-8132 Ultra 120mm PWM Case Fan218$9Compare
Brontix FN-9721 Plus 140mm PWM Case Fan (3-Pack)751$29Compare
Brontix FN-7011 Max 120mm PWM Case Fan439$19Compare
Brontix FN-3794 SE 120mm PWM Case Fan702$19Compare
Zephyra FN-8401 Pro 140mm PWM Case Fan277$9Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-5640 SE 120mm PWM ARGB Case Fan”, https://vextor7.com/item/12418253 (accessed 2026-10-25).