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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 13A, 2 Pole, 480Y/277V AC, C Trip, UL1077
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Supplementary Protector 32A, 2 Pole, 480Y/277V AC, C Trip, UL1077
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Supplementary Protector 50A, 2 Pole, 480Y/277V AC, C Trip, UL1077
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Supplementary Protector 60A, 2 Pole, 480Y/277V AC, C Trip, UL1077
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| Item | Manufacturer | Price | Stock | Delivery | |
|---|---|---|---|---|---|
![]() | 1D4UR Supplementary Protector 4A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $20.61 | Quick Quote | |
![]() | 1DU13R Supplementary Protector 13A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $19.24 | Quick Quote | |
![]() | 1DU32R Supplementary Protector 32A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $19.24 | Quick Quote | |
![]() | 1DU4R Supplementary Protector 4A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $19.24 | Quick Quote | |
![]() | 1DU63R Supplementary Protector 63A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $20.60 | Quick Quote | |
![]() | 2C13UR Supplementary Protector 13A, 2 Pole, 480Y/277V AC, C Trip, UL1077 | Altech Corp. | $41.24 | Quick Quote | |
![]() | 2C32UR Supplementary Protector 32A, 2 Pole, 480Y/277V AC, C Trip, UL1077 | Altech Corp. | $41.24 | Quick Quote | |
![]() | 2C3UR Supplementary Protector 3A, 2 Pole, 480Y/277V AC, C Trip, UL1077 | Altech Corp. | $41.24 | Quick Quote | |
![]() | 2C50UR Supplementary Protector 50A, 2 Pole, 480Y/277V AC, C Trip, UL1077 | Altech Corp. | $43.70 | Quick Quote | |
![]() | 2C60UR Supplementary Protector 60A, 2 Pole, 480Y/277V AC, C Trip, UL1077 | Altech Corp. | $43.70 | Quick Quote | |