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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 Curcuit Protector, 3 pole, 15.0 Amp, 277 VAC, B Curve, UL 1077
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Supplementary Curcuit Protector, 1 pole, 60.0 Amp, 277 VAC, K Curve, UL 1077
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Sprecher + Schuh L8-1/1/B - Supplementary Protectors, CURVE-B, 1A, 1-POLE, UL10...
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Sprecher + Schuh L8-25/1/B - Supplementary Protectors, CURVE-B, 25A, 1-POLE, UL...
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Sprecher + Schuh L8-2/1/D - Supplementary Protectors, CURVE-D, 2A, 1-POLE, UL10...
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Sprecher + Schuh L8-3/1/B - Supplementary Protectors, CURVE-B, 3A, 1-POLE, UL10...
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Sprecher + Schuh L8-7/1/B - Supplementary Protectors, CURVE-B, 7A, 1-POLE, UL10...
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Sprecher + Schuh L8-8/1/B - Supplementary Protectors, CURVE-B, 8A, 1-POLE, UL10...
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Sprecher + Schuh L8-15/1/C - Supplementary Protectors, CURVE-C, 15A, 1-POLE, UL...
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Sprecher + Schuh L8-16/1/C - Supplementary Protectors, CURVE-C, 16A, 1-POLE, UL...
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Item | Manufacturer | Price | Stock | Delivery | |
---|---|---|---|---|---|
![]() | ST203M-B15 Supplementary Curcuit Protector, 3 pole, 15.0 Amp, 277 VAC, B Curve, UL 1077 | ABB Control | $335.38 | Quick Quote | |
![]() | ST201M-K60 Supplementary Curcuit Protector, 1 pole, 60.0 Amp, 277 VAC, K Curve, UL 1077 | ABB Control | $111.65 | Quick Quote | |
![]() | L8-1/1/B Sprecher + Schuh L8-1/1/B - Supplementary Protectors, CURVE-B, 1A, 1-POLE, UL10... | Sprecher + Schuh | $64.38 | Quick Quote | |
![]() | L8-25/1/B Sprecher + Schuh L8-25/1/B - Supplementary Protectors, CURVE-B, 25A, 1-POLE, UL... | Sprecher + Schuh | $56.61 | Quick Quote | |
![]() | L8-2/1/D Sprecher + Schuh L8-2/1/D - Supplementary Protectors, CURVE-D, 2A, 1-POLE, UL10... | Sprecher + Schuh | $64.38 | Quick Quote | |
![]() | L8-3/1/B Sprecher + Schuh L8-3/1/B - Supplementary Protectors, CURVE-B, 3A, 1-POLE, UL10... | Sprecher + Schuh | $64.38 | Quick Quote | |
![]() | L8-7/1/B Sprecher + Schuh L8-7/1/B - Supplementary Protectors, CURVE-B, 7A, 1-POLE, UL10... | Sprecher + Schuh | $53.47 | Quick Quote | |
![]() | L8-8/1/B Sprecher + Schuh L8-8/1/B - Supplementary Protectors, CURVE-B, 8A, 1-POLE, UL10... | Sprecher + Schuh | $53.47 | Quick Quote | |
![]() | L8-15/1/C Sprecher + Schuh L8-15/1/C - Supplementary Protectors, CURVE-C, 15A, 1-POLE, UL... | Sprecher + Schuh | $61.62 | Quick Quote | |
![]() | L8-16/1/C Sprecher + Schuh L8-16/1/C - Supplementary Protectors, CURVE-C, 16A, 1-POLE, UL... | Sprecher + Schuh | $59.62 | Quick Quote |