Hardware Spec Index

Caldera FN-3656 Plus 140mm PWM Case Fan

Case Fans · Caldera · SKU FN3656-PLUS · Released 2025 · Updated 2026-10-21

Key facts

Benchmark index752 (Case Fans scale)
Category rank#38,945
Street price$19
Power3 W
Performance per dollar39.58
Released2025

Specifications

BrandCaldera
ModelCaldera FN-3656 Plus
Size140 × 140 × 25 mm
Speed500–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise24 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Teralux FN-1427 XT 140mm PWM ARGB Case Fan (3-Pack)801$29Compare
Zephyra FN-5447 Prime 120mm PWM Case Fan (3-Pack)648$19Compare
Zephyra FN-4090 Plus 140mm PWM Case Fan (3-Pack)711$19Compare
Zephyra FN-3807 Core 140mm PWM Case Fan671$19Compare
Zephyra FN-3321 Plus 140mm PWM Case Fan (3-Pack)650$19Compare
Teralux FN-7781 Max 120mm PWM ARGB Case Fan1,174$39Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-3656 Plus 140mm PWM Case Fan”, https://vextor7.com/item/9719092 (accessed 2026-10-21).