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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

Supplementary Protector 0.5A, 3 Pole, 480Y/277V AC, D Trip, UL1077
1 in stock
24 hours

Supplementary Protector 16A, 1 Pole, 277V AC, D Trip, UL1077
1 in stock
24 hours

Supplementary Protector 50A, 3 Pole, 480Y/277V AC, D Trip, UL1077
1 in stock
24 hours

Supplementary Protector 16A, 3 Pole, 480Y/277V AC, D Trip, UL1077
1 in stock
24 hours

Supplementary Protector 16A, 2 Pole, 480Y/277V AC, D Trip, UL1077
1 in stock
24 hours

Supplementary Protector 10A, 2 Pole, 480Y/277V AC, D Trip, UL1077
1 in stock
24 hours




Item | Manufacturer | Price | Stock | Delivery | |
---|---|---|---|---|---|
![]() | 3D05UR Supplementary Protector 0.5A, 3 Pole, 480Y/277V AC, D Trip, UL1077 | Altech Corp. | $51.99 | 1 in stock | 24 hours |
![]() | 1D16UR Supplementary Protector 16A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $17.33 | 1 in stock | 24 hours |
![]() | 3D50UR Supplementary Protector 50A, 3 Pole, 480Y/277V AC, D Trip, UL1077 | Altech Corp. | $55.12 | 1 in stock | 24 hours |
![]() | 3D16UR Supplementary Protector 16A, 3 Pole, 480Y/277V AC, D Trip, UL1077 | Altech Corp. | $51.99 | 1 in stock | 24 hours |
![]() | 2D16UR Supplementary Protector 16A, 2 Pole, 480Y/277V AC, D Trip, UL1077 | Altech Corp. | $34.66 | 1 in stock | 24 hours |
![]() | 2D10UR Supplementary Protector 10A, 2 Pole, 480Y/277V AC, D Trip, UL1077 | Altech Corp. | $34.66 | 1 in stock | 24 hours |
![]() | 3DU12R Supplementary Protector 12A, 3 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $48.51 | Quick Quote | |
![]() | 3DU32R Supplementary Protector 32A, 3 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $48.51 | Quick Quote | |
![]() | 3DU50R Supplementary Protector 50A, 3 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $51.98 | Quick Quote | |
![]() | 1C05UR Supplementary Protector 0.5A, 1 Pole, 277V AC, C Trip, UL1077 | Altech Corp. | $17.33 | Quick Quote |