Hardware Spec Index

Corvane FN-4257 Ultra 140mm PWM Case Fan

Case Fans · Corvane · SKU FN4257-ULTRA · Released 2024 · Updated 2026-10-20

Key facts

Benchmark index473 (Case Fans scale)
Category rank#41,625
Street price$19
Power3 W
Performance per dollar24.89
Released2024

Specifications

BrandCorvane
ModelCorvane FN-4257 Ultra
Size140 × 140 × 25 mm
Speed300–1,900 RPM (PWM)
Airflow91.2 CFM
Static pressure1.80 mmH₂O
Noise24 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Caldera FN-1576 Plus 120mm PWM ARGB Case Fan (3-Pack)759$19Compare
Caldera FN-6225 Edge 140mm PWM ARGB Case Fan1,118$29Compare
Zephyra FN-3668 Prime 120mm PWM Case Fan372$9Compare
Caldera FN-8958 Ultra 120mm PWM ARGB Case Fan (3-Pack)858$19Compare
Teralux FN-7289 XT 140mm PWM Case Fan (3-Pack)741$19Compare
Teralux FN-9808 Prime 120mm PWM ARGB Case Fan913$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Corvane FN-4257 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/68305787 (accessed 2026-10-20).