Hardware Spec Index

Caldera FN-2657 Ultra 120mm PWM Case Fan

Case Fans · Caldera · SKU FN2657-ULTRA · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index355 (Case Fans scale)
Category rank#38,261
Street price$9
Power3 W
Performance per dollar39.44
Released2021

Specifications

BrandCaldera
ModelCaldera FN-2657 Ultra
Size120 × 120 × 25 mm
Speed300–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise22 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-8830 SE 120mm PWM Case Fan (3-Pack)492$19Compare
Brontix FN-8977 Plus 140mm PWM ARGB Case Fan860$29Compare
Brontix FN-7559 Core 120mm PWM ARGB Case Fan (3-Pack)894$29Compare
Zephyra FN-5539 Edge 120mm PWM ARGB Case Fan1,159$39Compare
Brontix FN-6017 Prime 120mm PWM ARGB Case Fan806$29Compare
Brontix FN-1526 Pro 140mm PWM ARGB Case Fan1,022$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-2657 Ultra 120mm PWM Case Fan”, https://vextor7.com/item/20205333 (accessed 2026-10-21).