Hardware Spec Index

Caldera FN-4840 Prime 120mm PWM Case Fan

Case Fans · Caldera · SKU FN4840-PRIME · Released 2026 · Updated 2026-10-25

Key facts

Benchmark index291 (Case Fans scale)
Category rank#2,947
Street price$9
Power3 W
Performance per dollar32.33
Released2026

Specifications

BrandCaldera
ModelCaldera FN-4840 Prime
Size120 × 120 × 25 mm
Speed500–1,900 RPM (PWM)
Airflow64.6 CFM
Static pressure2.09 mmH₂O
Noise26 dBA
BearingFluid dynamic bearing
Connector4-pin PWM
Rated lifetime100,000 hours

Related guides

AIO Liquid Cooling vs Air Cooling for CPUs

Similar Case Fans

ModelBenchmarkPriceCompare
Brontix FN-8050 Edge 120mm PWM Case Fan (3-Pack)764$19Compare
Corvane FN-9688 Ti 140mm PWM Case Fan (3-Pack)584$19Compare
Caldera FN-7588 Max 120mm PWM Case Fan (3-Pack)732$19Compare
Corvane FN-1391 SE 120mm PWM ARGB Case Fan1,029$29Compare
Caldera FN-4837 Core 140mm PWM Case Fan (3-Pack)527$19Compare
Teralux FN-2007 Ultra 120mm PWM ARGB Case Fan (3-Pack)894$29Compare

All Case Fans · JSON

Cite this page: Hardware Spec Index, “Caldera FN-4840 Prime 120mm PWM Case Fan”, https://vextor7.com/item/21828286 (accessed 2026-10-25).