Upgrade your fuse panel with the Eaton QLPT24DW Retrofit Kit. This white trim door is a direct replacement designed for Amalgamated 4220 fuse panels, offering a clean and functional aesthetic. Ensure compatibility with your existing setup for a seamless upgrade..The Eaton QLPT24DW is a fuse panel retrofit kit, specifically a white trim door designed as a replacement for Amalgamated 4220 fuse panels. It falls under the 'Fuses' category and is identified by the type 'QLPT'.