Hardware Spec Index

Caldera FN-3639 Max 140mm PWM Case Fan

Case Fans · Caldera · SKU FN3639-MAX · Released 2026 · Updated 2026-10-23

Key facts

Benchmark index494 (Case Fans scale)
Category rank#48,951
Street price$19
Power3 W
Performance per dollar26.00
Released2026

Specifications

BrandCaldera
ModelCaldera FN-3639 Max
Size140 × 140 × 25 mm
Speed500–2,300 RPM (PWM)
Airflow110.4 CFM
Static pressure2.19 mmH₂O
Noise29 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Zephyra FN-9126 Plus 140mm PWM Case Fan332$9Compare
Zephyra FN-2091 Plus 140mm PWM Case Fan (3-Pack)733$29Compare
Corvane FN-8745 Pro 120mm PWM Case Fan384$19Compare
Caldera FN-3902 SE 120mm PWM Case Fan227$9Compare
Teralux FN-4886 Ti 140mm PWM Case Fan464$19Compare
Zephyra FN-6371 Max 140mm PWM Case Fan (3-Pack)691$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-3639 Max 140mm PWM Case Fan”, https://vextor7.com/item/7265696 (accessed 2026-10-23).