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Supplementary Protectors
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.
Found 1,459 products
Circuit Breaker, High Performance, 2 pole, 25 A, 690 VAC, C Curve, IEC
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Circuit Breaker, High Performance, 2 pole, 40 A, 690 VAC, C Curve, IEC
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Circuit Breaker, High Performance, 1 pole, 25 A, 690 VAC, K Curve, IEC
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| Item | Manufacturer | Price | Stock | Delivery | |
|---|---|---|---|---|---|
 | 3DU20R Supplementary Protector 20A, 3 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $44.42 | Quick Quote | |
| 3DU25R Supplementary Protector 25A, 3 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $44.42 | Quick Quote | |
| 3DU40R Supplementary Protector 40A, 3 Pole, 277V AC, D Trip, UL1077 | Altech Corp. | $47.60 | Quick Quote | |
 | 1C1UR Supplementary Protector 1A, 1 Pole, 277V AC, C Trip, UL1077 | Altech Corp. | $15.87 | Quick Quote | |
 | 1C3UR Supplementary Protector 3A, 1 Pole, 277V AC, C Trip, UL1077 | Altech Corp. | $15.87 | Quick Quote | |
 | S802S-C25 Circuit Breaker, High Performance, 2 pole, 25 A, 690 VAC, C Curve, IEC | ABB Control | $308.94 | Quick Quote | |
| S802S-C40 Circuit Breaker, High Performance, 2 pole, 40 A, 690 VAC, C Curve, IEC | ABB Control | $321.29 | Quick Quote | |
 | S801S-K25 Circuit Breaker, High Performance, 1 pole, 25 A, 690 VAC, K Curve, IEC | ABB Control | $166.36 | Quick Quote | |
 | S202MR-K30 MCB S200MR RTT 2P K 30A SUPP | ABB Control | $193.89 | Quick Quote | |
 | S203MR-K30 MCB S200MR RTT 3P K 30A SUPP | ABB Control | $281.72 | Quick Quote | |