Box cover units for standard electrical boxes provide supplemental fuse protection for small motor circuits and other loads requiring overcurrent protection below that of the branch circuit overcurrent protective device. Versions are available for a fused outlet, switch or plain circuit that fit standard sized electrical boxes.

Edison Box Cover Unit, Fused Switch, 125 VAC, 15 A, 1/2 hp, 1 Pole, 1, For Use With: 4 in Square Box, Edison Type T/TL/TC/P/W Plug Fuse

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• Box cover units provide a low cost method of controlling and protecting small motors when used with Edison base type T dual element fuses
• Provide low cost supplementary protection and disconnection of 125 VAC or less, 1-phase circuits
• Plug fuse box cover units provide a simple inexpensive way to protect small motors with Buss® dual element Fusetron® or FUSTAT® plug fuses