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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









Supplementary Protector 10A, 3 Pole, 480Y/277V AC, C Trip, UL1077
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Supplementary Protector 12A, 3 Pole, 480Y/277V AC, C Trip, UL1077
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| Item | Manufacturer | Price | Stock | Delivery | |
|---|---|---|---|---|---|
![]() | 1D1UR Supplementary Protector 1A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $20.61 | Quick Quote | |
![]() | 1D20UR Supplementary Protector 20A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $20.61 | Quick Quote | |
![]() | 1D30UR Supplementary Protector 30A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $20.61 | Quick Quote | |
![]() | 1D3UR Supplementary Protector 3A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $20.61 | Quick Quote | |
![]() | 1D50UR Supplementary Protector 50A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $21.87 | Quick Quote | |
![]() | 1D63UR Supplementary Protector 63A, 1 Pole, 277V AC, D Trip | Altech Corp. | $21.87 | Quick Quote | |
![]() | 1DU16R Supplementary Protector 16A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $19.24 | Quick Quote | |
![]() | 1DU8R Supplementary Protector 8A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $19.24 | Quick Quote | |
![]() | 3C10UR Supplementary Protector 10A, 3 Pole, 480Y/277V AC, C Trip, UL1077 | Altech Corp. | $61.85 | Quick Quote | |
![]() | 3C12UR Supplementary Protector 12A, 3 Pole, 480Y/277V AC, C Trip, UL1077 | Altech Corp. | $61.85 | Quick Quote | |