The Eaton A4ES400T1 K‑Frame adjustable rating plug (part number 6612C40G22) is a current‑rating accessory for Eaton’s K‑Frame switchgear, configured for a 200–400 A range. It provides a selectable ampacity within compatible K‑Frame assemblies to align protection and coordination with system needs. Key identifiers: Eaton, K‑Frame, adjustable rating plug, 200–400 A, part 6612C40G22.
