Hardware Spec Index

Caldera FN-3667 Core 140mm PWM Case Fan

Case Fans · Caldera · SKU FN3667-CORE · Released 2026 · Updated 2026-10-19

Key facts

Benchmark index216 (Case Fans scale)
Category rank#18,557
Street price$9
Power4 W
Performance per dollar24.00
Released2026

Specifications

BrandCaldera
ModelCaldera FN-3667 Core
Size140 × 140 × 25 mm
Speed200–2,600 RPM (PWM)
Airflow124.8 CFM
Static pressure2.47 mmH₂O
Noise29 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Zephyra FN-8735 Edge 140mm PWM Case Fan703$19Compare
Zephyra FN-1151 Max 120mm PWM ARGB Case Fan (3-Pack)1,172$39Compare
Corvane FN-4938 Pro 120mm PWM ARGB Case Fan1,254$49Compare
Teralux FN-1681 Ti 140mm PWM Case Fan304$9Compare
Teralux FN-5798 Plus 120mm PWM Case Fan256$9Compare
Corvane FN-2047 Prime 120mm PWM ARGB Case Fan (3-Pack)765$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-3667 Core 140mm PWM Case Fan”, https://vextor7.com/item/8555985 (accessed 2026-10-19).