Hardware Spec Index

Caldera FN-4050 Max 140mm PWM Case Fan

Case Fans · Caldera · SKU FN4050-MAX · Released 2020 · Updated 2026-10-23

Key facts

Benchmark index684 (Case Fans scale)
Category rank#29,452
Street price$19
Power3 W
Performance per dollar36.00
Released2020

Specifications

BrandCaldera
ModelCaldera FN-4050 Max
Size140 × 140 × 25 mm
Speed300–1,900 RPM (PWM)
Airflow91.2 CFM
Static pressure1.80 mmH₂O
Noise36 dBA
BearingMagnetic levitation
Connector4-pin PWM
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Brontix FN-9688 Max 120mm PWM Case Fan (3-Pack)338$9Compare
Brontix FN-1159 Edge 140mm PWM ARGB Case Fan1,051$39Compare
Brontix FN-6240 Pro 120mm PWM Case Fan717$19Compare
Teralux FN-8401 Edge 140mm PWM ARGB Case Fan (3-Pack)1,047$39Compare
Zephyra FN-8689 Max 120mm PWM Case Fan725$19Compare
Teralux FN-4185 Edge 140mm PWM Case Fan665$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-4050 Max 140mm PWM Case Fan”, https://vextor7.com/item/7809820 (accessed 2026-10-23).