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Supplementary Protectors
Supplementary Protectors on Advantage Electric Supply

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.
1,455 products available

Sprecher + Schuh L8-40/2/D - Supplementary Protectors, CURVE-D, 40A, 2-POLE, UL...
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Sprecher + Schuh L8-8/2/D - Supplementary Protectors, CURVE-D, 8A, 2-POLE, UL10...
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Item | Manufacturer | Price | Stock | Delivery | |
---|---|---|---|---|---|
![]() | L8-40/2/D Sprecher + Schuh L8-40/2/D - Supplementary Protectors, CURVE-D, 40A, 2-POLE, UL... | Sprecher + Schuh | $166.59 | Quick Quote | |
![]() | L8-8/2/D Sprecher + Schuh L8-8/2/D - Supplementary Protectors, CURVE-D, 8A, 2-POLE, UL10... | Sprecher + Schuh | $137.79 | Quick Quote | |
![]() | 1CU05R Supplementary Protector 0.5A, 1 Pole, 277V AC, C Trip, UL1077 | Altech Corp. | $16.17 | Quick Quote | |
![]() | 1CU2R Supplementary Protector 2A, 1 Pole, 277V AC, C Trip, UL1077 | Altech Corp. | $16.17 | Quick Quote | |
![]() | 1CU4R Supplementary Protector 4A, 1 Pole, 277V AC, C Trip, UL1077 | Altech Corp. | $16.17 | Quick Quote | |
![]() | 1CU6R Supplementary Protector 6A, 1 Pole, 277V AC, C Trip, UL1077 | Altech Corp. | $16.17 | Quick Quote | |
![]() | 1CU32R Supplementary Protector 32A, 1 Pole, 277V AC, C Trip, UL1077 | Altech Corp. | $16.17 | Quick Quote | |
![]() | 1DU5R Supplementary Protector 5A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $16.17 | Quick Quote | |
![]() | 1DU10R Supplementary Protector 10A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $16.17 | Quick Quote | |
![]() | 1DU20R Supplementary Protector 20A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $16.17 | Quick Quote |