| 3DU3R Supplementary Protector 3A, 3 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $44.42 | |
| 3DU6R Supplementary Protector 6A, 3 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $44.42 | |
| 3DU8R Supplementary Protector 8A, 3 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $44.42 | |
| 3C05UR Supplementary Protector 0.5A, 3 Pole, 480Y/277V AC, C Trip, UL1077 | Altech Corp. | $47.61 | |
| 3C20UR Supplementary Protector 20A, 3 Pole, 480Y/277V AC, C Trip, UL1077 | Altech Corp. | $47.61 | |
| 3C30UR Supplementary Protector 30A, 3 Pole, 480Y/277V AC, C Trip, UL1077 | Altech Corp. | $47.61 | |
| 3D1UR Supplementary Protector 1A, 3 Pole, 480Y/277V AC, D Trip, UL1077 | Altech Corp. | $47.61 | |
| 3D2UR Supplementary Protector 2A, 3 Pole, 480Y/277V AC, D Trip, UL1077 | Altech Corp. | $47.61 | |
| 3D5UR Supplementary Protector 5A, 3 Pole, 480Y/277V AC, D Trip, UL1077 | Altech Corp. | $47.61 | |
| 2CU60R Supplementary Protector 60A, 2 Pole, 277V AC, C Trip, UL1077 | Altech Corp. | $31.74 | |