| 1C63UR Supplementary Protector 63A, 1 Pole, 277V AC, C Trip | Altech Corp. | $21.87 | |
| 1CU10R Supplementary Protector 10A, 1 Pole, 277V AC, C Trip, UL1077 | Altech Corp. | $19.24 | |
| 1CU12R Supplementary Protector 12A, 1 Pole, 277V AC, C Trip, UL1077 | Altech Corp. | $19.24 | |
| 1CU15R Supplementary Protector 15A, 1 Pole, 277V AC, C Trip, UL1077 | Altech Corp. | $19.24 | |
| 1CU50R Supplementary Protector 50A, 1 Pole, 277V AC, C Trip, UL1077 | Altech Corp. | $20.60 | |
| 1CU60R Supplementary Protector 60A, 1 Pole, 277V AC, C Trip, UL1077 | Altech Corp. | $20.60 | |
| 1CU8R Supplementary Protector 8A, 1 Pole, 277V AC, C Trip, UL1077 | Altech Corp. | $19.24 | |
| 1D10UR Supplementary Protector 10A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $20.61 | |
| 1D25UR Supplementary Protector 25A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $20.61 | |
| 1D32UR Supplementary Protector 32A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $20.61 | |