| 1DU5R Supplementary Protector 5A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $19.24 | |
| 1DU60R Supplementary Protector 60A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $20.60 | |
| 3C2UR Supplementary Protector 2A, 3 Pole, 480Y/277V AC, C Trip, UL1077 | Altech Corp. | $61.85 | |
| 3C32UR Supplementary Protector 32A, 3 Pole, 480Y/277V AC, C Trip, UL1077 | Altech Corp. | $61.85 | |
| 3C63UR Supplementary Protector 63A, 3 Pole, 480Y/277V AC, C Trip | Altech Corp. | $65.57 | |
| 3C6UR Supplementary Protector 6A, 3 Pole, 480Y/277V AC, C Trip, UL1077 | Altech Corp. | $61.85 | |
| 3CU13R Supplementary Protector 13A, 3 Pole, 277V AC, C Trip, UL1077 | Altech Corp. | $57.72 | |
| 3CU1R Supplementary Protector 1A, 3 Pole, 277V AC, C Trip, UL1077 | Altech Corp. | $57.72 | |
| 3CU4R Supplementary Protector 4A, 3 Pole, 277V AC, C Trip, UL1077 | Altech Corp. | $57.72 | |
| 3CU60R Supplementary Protector 60A, 3 Pole, 277V AC, C Trip, UL1077 | Altech Corp. | $61.84 | |