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- Number of Gangs: 10
- Rated 30A Circuit, 160A Block
- Sierra part number: FS40740
- Interchangeable with the following: Cole-Hersee 46377-10BP, 46379-10-BP
- For ATO/ATC fuses
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The Sierra FS40440 Fuse Block features interlocking modules that snap together and a flame resistant reinforced polyester base with ground bus bar.