Box Cover Units Box cover units provide an economical method of protecting small motors against overcurrent damage. For use with Edison-Base plug fuses (TOO, TLO) or Type S plug fuses (SOO, SLO) with adapters (SAO). SPECIFICATIONS Voltage: 125V Ampere Rating: 15 Amperes Approvals: UL Listed Fig. No. Littelfuse Part No. To Be Mounted On: LSOU One Edison-Base Fuse Holder 21⁄4" Handy Box LSOW One Edison-Base Fuse Holder 23⁄4" Switch Box LSOX One Edison-Base Fuse Holder 4" Octagon Box LSOY One Edison-Base Fuse Holder 4" Square Box LSRU One Edison-Base Fuse Holder and Grounding Receptacle 21⁄4" Handy Box LSRW One Edison-Base Fuse Holder and Grounding Receptacle 23⁄4" Switch Box LSRX One Edison-Base Fuse Holder and Grounding Receptacle 4" Octagon Box LSRY One Edison-Base Fuse Holder and Grounding Receptacle 4" Square Box LSSU One Edison-Base Fuse Holder and Single Pole Switch 21⁄4" Handy Box LSSW One Edison-Base Fuse Holder and Single Pole Switch 23⁄4" Switch Box LSSX One Edison-Base Fuse Holder and Single Pole Switch 4" Octagon Box LSSY One Edison-Base Fuse Holder and Single Pole Switch 4" Square Box 4 LSOY-B Two Edison-Base Fuse Holders 4" Square Box 5 LSSY-L One Edison-Base Fuse Holder One Single Pole Switch and Pilot Light 4" Square Box 6 LSSY-RL One Edison-Base Fuse Holder One Grounding Receptacle One Single Pole Switch and Pilot Light 4" Square Box 7 LSCY Two Edison-Base Fuse Holders and Two Single Pole Switches 4" Square Box 8 LSKA Two Edison-Base Fuse Holders One 250V Grounding Receptacle 411⁄16" Square Box 9 LSTY Two Edison-Base Fuse Holders and One 2-Pole Switch 4" Square Box 1 2 3 152 Box Cover Features Box Cover Units 2-1/4 Handy Box LSOU 4" Handy Box LSOW LSOY LSOY-B LSCY LSRY LSRU LSRW LSSY LSSU LSSW 3-1/2" Octagonal Box LSOX LSTY LSRX LSSY-L LSSX LSSY-RL 4-1/2" Box LSKA 153