| 3DU6R Supplementary Protector 6A, 3 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $57.72 | |
| 3DU8R Supplementary Protector 8A, 3 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $57.72 | |
| 1C13UR Supplementary Protector 13A, 1 Pole, 277V AC, C Trip, UL1077 | Altech Corp. | $20.61 | |
| 1C16UR Supplementary Protector 16A, 1 Pole, 277V AC, C Trip, UL1077 | Altech Corp. | $20.61 | |
| 1C32UR Supplementary Protector 32A, 1 Pole, 277V AC, C Trip, UL1077 | Altech Corp. | $20.61 | |
| 1C6UR Supplementary Protector 6A, 1 Pole, 277V AC, C Trip, UL1077 | Altech Corp. | $20.61 | |
| 1CU1R Supplementary Protector 1A, 1 Pole, 277V AC, C Trip, UL1077 | Altech Corp. | $19.24 | |
| 1CU20R Supplementary Protector 20A, 1 Pole, 277V AC, C Trip, UL1077 | Altech Corp. | $19.24 | |
| 1CU40R Supplementary Protector 40A, 1 Pole, 277V AC, C Trip, UL1077 | Altech Corp. | $20.60 | |
| 1D15UR Supplementary Protector 15A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $20.61 | |