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Supplementary Protectors
Altech Corp. Supplementary Protectors on Advantage Electric Supply


Supplementary Protectors- Altech Corp.
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.

247 products available










| Item | Manufacturer | Price | Stock | Delivery | |
|---|---|---|---|---|---|
![]() | 1DU12R Supplementary Protector 12A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $19.24 | Quick Quote | |
![]() | 1DU15R Supplementary Protector 15A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $19.24 | Quick Quote | |
![]() | 1DU1R Supplementary Protector 1A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $19.24 | Quick Quote | |
![]() | 1DU25R Supplementary Protector 25A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $19.24 | Quick Quote | |
![]() | 1DU2R Supplementary Protector 2A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $19.24 | Quick Quote | |
![]() | 1DU40R Supplementary Protector 40A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $20.60 | Quick Quote | |
![]() | 1DU6R Supplementary Protector 6A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $19.24 | Quick Quote | |
![]() | 1C10UR Supplementary Protector 10A, 1 Pole, 277V AC, C Trip, UL1077 | Altech Corp. | $20.61 | Quick Quote | |
![]() | 1C1UR Supplementary Protector 1A, 1 Pole, 277V AC, C Trip, UL1077 | Altech Corp. | $20.61 | Quick Quote | |
![]() | 1C3UR Supplementary Protector 3A, 1 Pole, 277V AC, C Trip, UL1077 | Altech Corp. | $20.61 | Quick Quote | |