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Littelfuse, Inc.

The SB6000 series Industrial Shock-Block is the first permanently connected special-purpose GFCI that is designed to meet the UL 943C requirements. UL 943C Class C and Class D with fixed 20-mA trip level extend GFCI protection beyond the Class A limitations and are more appropriate for industrial applications. According to UL 943C, special-purpose GFCI’s can be used in the followin... Read more...

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