Hardware Spec Index

Caldera FN-4978 Plus 140mm PWM ARGB Case Fan

Case Fans · Caldera · SKU FN4978-PLUS · Released 2021 · Updated 2026-10-21

Key facts

Benchmark index947 (Case Fans scale)
Category rank#38,465
Street price$29
Power3 W
Performance per dollar32.66
Released2021

Specifications

BrandCaldera
ModelCaldera FN-4978 Plus
Size140 × 140 × 25 mm
Speed300–2,100 RPM (PWM)
Airflow100.8 CFM
Static pressure2.00 mmH₂O
Noise25 dBA
BearingRifle bearing
Connector4-pin PWM + 3-pin 5V ARGB
Rated lifetime150,000 hours

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Cite this page: Hardware Spec Index, “Caldera FN-4978 Plus 140mm PWM ARGB Case Fan”, https://vextor7.com/item/642709 (accessed 2026-10-21).