Hardware Spec Index

Caldera FN-3646 SE 120mm PWM ARGB Case Fan (3-Pack)

Case Fans · Caldera · SKU FN3646-SE · Released 2025 · Updated 2026-10-23

Key facts

Benchmark index1,333 (Case Fans scale)
Category rank#22,377
Street price$49
Power4 W
Performance per dollar27.20
Released2025

Specifications

BrandCaldera
ModelCaldera FN-3646 SE
Size120 × 120 × 25 mm
Speed500–2,700 RPM (PWM)
Airflow91.8 CFM
Static pressure2.97 mmH₂O
Noise34 dBA
BearingRifle 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
Brontix FN-5764 Prime 120mm PWM ARGB Case Fan1,271$39Compare
Zephyra FN-5470 Max 120mm PWM Case Fan539$19Compare
Teralux FN-8698 Prime 120mm PWM ARGB Case Fan1,333$49Compare
Brontix FN-3788 Prime 120mm PWM ARGB Case Fan1,080$39Compare
Caldera FN-8743 Prime 140mm PWM Case Fan593$19Compare
Brontix FN-3756 Ultra 140mm PWM Case Fan (3-Pack)208$9Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-3646 SE 120mm PWM ARGB Case Fan (3-Pack)”, https://vextor7.com/item/31312618 (accessed 2026-10-23).