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Supplementary Protectors
Supplementary Protectors on Powermatic Associates

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.
1,275 products available




Supplementary Curcuit Protector, 3 pole, 1.6 Amp, 277 VAC, D Curve, UL 1077
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Supplementary Curcuit Protector, 2 pole, 1.6 Amp, 277 VAC, Z Curve, UL 1077
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277/480 VAC 50/60 Hz, 2 A, 1-Pole, 10 kA, 13 to 17 x Rated Current, Line/Load Te...
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FAZ-S20/1 Eaton - UL 1077 Industrial Miniature Circuit Breaker - Supplementary P...
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FAZ-S20/2 Eaton - UL 1077 Industrial Miniature Circuit Breaker - Supplementary P...
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Circuit Breaker, High Performance, 2 pole, 80 A, 690 VAC, C Curve, IEC
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| Item | Manufacturer | Price | Stock | Delivery | |
|---|---|---|---|---|---|
![]() | 1DU05R Supplementary Protector 0.5A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | Quick Quote | ||
![]() | 1DU3R Supplementary Protector 3A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | Quick Quote | ||
![]() | 1DU6R Supplementary Protector 6A, 1 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | Quick Quote | ||
![]() | ST203M-D1.6 Supplementary Curcuit Protector, 3 pole, 1.6 Amp, 277 VAC, D Curve, UL 1077 | ABB Control | Quick Quote | ||
![]() | ST202M-Z1.6 Supplementary Curcuit Protector, 2 pole, 1.6 Amp, 277 VAC, Z Curve, UL 1077 | ABB Control | Quick Quote | ||
![]() | FAZ-S2/1 277/480 VAC 50/60 Hz, 2 A, 1-Pole, 10 kA, 13 to 17 x Rated Current, Line/Load Te... | Eaton | Quick Quote | ||
![]() | FAZ-S20/1 FAZ-S20/1 Eaton - UL 1077 Industrial Miniature Circuit Breaker - Supplementary P... | Eaton | Quick Quote | ||
![]() | FAZ-S20/2 FAZ-S20/2 Eaton - UL 1077 Industrial Miniature Circuit Breaker - Supplementary P... | Eaton | Quick Quote | ||
![]() | S204MUC-K4 MCB S200MUC 4P K 4A AC/DC | ABB Control | Quick Quote | ||
![]() | S802S-C80 Circuit Breaker, High Performance, 2 pole, 80 A, 690 VAC, C Curve, IEC | ABB Control | Quick Quote | ||