Hardware Spec Index

Caldera FN-4978 XT 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN4978-XT · Released 2019 · Updated 2026-10-24

Key facts

Benchmark index941 (Case Fans scale)
Category rank#2,730
Street price$29
Power3 W
Performance per dollar32.45
Released2019

Specifications

BrandCaldera
ModelCaldera FN-4978 XT
Size140 × 140 × 25 mm
Speed500–2,300 RPM (PWM)
Airflow110.4 CFM
Static pressure2.19 mmH₂O
Noise32 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime50,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4978 XT 140mm PWM ARGB Case Fan”, https://vextor7.com/item/41665796 (accessed 2026-10-24).