Hardware Spec Index

Caldera FN-4911 Ultra 140mm PWM Case Fan

Case Fans · Caldera · SKU FN4911-ULTRA · Released 2020 · Updated 2026-10-26

Key facts

Benchmark index610 (Case Fans scale)
Category rank#18,342
Street price$19
Power3 W
Performance per dollar32.11
Released2020

Specifications

BrandCaldera
ModelCaldera FN-4911 Ultra
Size140 × 140 × 25 mm
Speed300–1,500 RPM (PWM)
Airflow72.0 CFM
Static pressure1.43 mmH₂O
Noise23 dBA
BearingRifle bearing
Connector4-pin PWM
Rated lifetime50,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Corvane FN-4385 Max 120mm PWM Case Fan584$19Compare
Zephyra FN-7991 Edge 120mm PWM ARGB Case Fan1,035$29Compare
Teralux FN-4332 XT 140mm PWM Case Fan (3-Pack)687$19Compare
Zephyra FN-8525 Core 120mm PWM Case Fan474$19Compare
Corvane FN-7867 Prime 140mm PWM Case Fan605$19Compare
Corvane FN-9874 Ultra 120mm PWM Case Fan247$9Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-4911 Ultra 140mm PWM Case Fan”, https://vextor7.com/item/83957703 (accessed 2026-10-26).