Hardware Spec Index

Caldera FN-5646 Edge 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN5646-EDGE · Released 2020 · Updated 2026-10-25

Key facts

Benchmark index771 (Case Fans scale)
Category rank#2,761
Street price$29
Power3 W
Performance per dollar26.59
Released2020

Specifications

BrandCaldera
ModelCaldera FN-5646 Edge
Size140 × 140 × 25 mm
Speed200–1,800 RPM (PWM)
Airflow86.4 CFM
Static pressure1.71 mmH₂O
Noise24 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
Corvane FN-2621 Prime 140mm PWM Case Fan (3-Pack)536$19Compare
Teralux FN-9426 Max 140mm PWM Case Fan523$19Compare
Zephyra FN-6319 Edge 140mm PWM Case Fan348$9Compare
Zephyra FN-2223 Ultra 140mm PWM ARGB Case Fan (3-Pack)798$19Compare
Brontix FN-1562 SE 120mm PWM Case Fan587$19Compare
Corvane FN-9065 Edge 120mm PWM Case Fan585$19Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-5646 Edge 140mm PWM ARGB Case Fan”, https://vextor7.com/item/19908645 (accessed 2026-10-25).