All categories
Supplementary Protectors
Supplementary Protectors
Supplementary protectors are devices designed to meet the UL 1077 requirements. They supplement circuit protection by providing over-current protection where branch circuit protection is already in place or not required.
Found 1,459 products
| Item | Manufacturer | Price | Stock | Delivery | |
|---|---|---|---|---|---|
 | 2DU16R Supplementary Protector 16A, 2 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $29.61 | Quick Quote | |
| 2DU30R Supplementary Protector 30A, 2 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $29.61 | Quick Quote | |
| 2DU60R Supplementary Protector 60A, 2 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $31.74 | Quick Quote | |
 | 1D1UR Supplementary Protector 1A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $15.87 | Quick Quote | |
 | 1D3UR Supplementary Protector 3A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $15.87 | Quick Quote | |
| 1D15UR Supplementary Protector 15A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $15.87 | Quick Quote | |
 | 1D20UR Supplementary Protector 20A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $15.87 | Quick Quote | |
| 1D30UR Supplementary Protector 30A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $15.87 | Quick Quote | |
 | 1D50UR Supplementary Protector 50A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $16.83 | Quick Quote | |
 | 1D63UR Supplementary Protector 63A, 1 Pole, 277V AC, D Trip | Altech Corp. | $16.83 | Quick Quote | |