Eaton CH221DU Fuse Holder 100A 690V AC, 2-Pole DIN Rail Mount Fuse Base Product Overview The Eaton CH221DU Fuse Holder is a reliable electrical protection component designed to support safe and efficient power management in modern industrial and commercial environments. Developed with Eaton's expertise in electrical solutions, this fuse holder provides a dependable platform for integrating fuse protection into control systems, distribution equipment, and industrial installati