Hardware Spec Index

Caldera FN-3728 Pro 140mm PWM Case Fan (3-Pack)

Case Fans · Caldera · SKU FN3728-PRO · Released 2023 · Updated 2026-10-25

Key facts

Benchmark index404 (Case Fans scale)
Category rank#36,469
Street price$19
Power3 W
Performance per dollar21.26
Released2023

Specifications

BrandCaldera
ModelCaldera FN-3728 Pro
Size140 × 140 × 25 mm
Speed400–1,600 RPM (PWM)
Airflow76.8 CFM
Static pressure1.52 mmH₂O
Noise22 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Caldera FN-9871 XT 140mm PWM Case Fan396$19Compare
Zephyra FN-1642 Ti 140mm PWM ARGB Case Fan994$29Compare
Zephyra FN-3452 Prime 140mm PWM Case Fan (3-Pack)530$19Compare
Teralux FN-7076 Ultra 120mm PWM Case Fan383$9Compare
Caldera FN-9658 Core 120mm PWM ARGB Case Fan1,136$39Compare
Zephyra FN-6820 XT 120mm PWM Case Fan771$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-3728 Pro 140mm PWM Case Fan (3-Pack)”, https://vextor7.com/item/33704258 (accessed 2026-10-25).