| 3C60UR Supplementary Protector 60A, 3 Pole, 480Y/277V AC, C Trip, UL1077 | Altech Corp. | $65.57 | |
| 3CU63R Supplementary Protector 63A, 3 Pole, 277V AC, C Trip, UL1077 | Altech Corp. | $61.84 | |
| 3D30UR Supplementary Protector 30A, 3 Pole, 480Y/277V AC, D Trip, UL1077 | Altech Corp. | $61.85 | |
| 3D32UR Supplementary Protector 32A, 3 Pole, 480Y/277V AC, D Trip, UL1077 | Altech Corp. | $61.85 | |
| 3D40UR Supplementary Protector 40A, 3 Pole, 480Y/277V AC, D Trip, UL1077 | Altech Corp. | $65.57 | |
| 3D50UR Supplementary Protector 50A, 3 Pole, 480Y/277V AC, D Trip, UL1077 | Altech Corp. | $65.57 | |
| 3D60UR Supplementary Protector 60A, 3 Pole, 480Y/277V AC, D Trip, UL1077 | Altech Corp. | $65.57 | |
| 3DU05R Supplementary Protector 0.5A, 3 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $57.72 | |
| 3DU2R Supplementary Protector 2A, 3 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $57.72 | |
| 2C2UR Supplementary Protector 2A, 2 Pole, 480Y/277V AC, C Trip, UL1077 | Altech Corp. | $41.24 | |