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Shop our wide selection of UL 489 miniature circuit breakers and UL 1077 supplementary protectors in both AC and DC voltages. They are available in one-, two- and three-pole versions with an amperage range up to 63A and in B, C or D trip curve options to meet your applications needs. Difference between UL 489 vs. UL 1077
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The Lovato P1MB3PC04 is suitable for branch circuit device protection. (Pack of 4)
The Lovato P1MBUH3PC04 is suitable for branch circuit device protection. (Pack of 4)
The Lovato P1MB3PB04 is suitable for branch circuit device protection. (Pack of 4)
The Lovato P1MB3PD04 is suitable for branch circuit device protection. (Pack of 4)
The Noark B1N1B50 is suitable for branch circuit device protection.
The Altech 1BU50R is suitable for applications that require supplemental protection for control circuits and on the load side of branch circuit protectors.
The Altech DC1CU50L is suitable for branch circuit device protection.
The Altech 1CU50L is suitable for branch circuit device protection.
The Noark B1N1C50 is suitable for branch circuit device protection.
The Altech 1CU50R is suitable for applications that require supplemental protection for control circuits and on the load side of branch circuit protectors.
The Altech DC1DU50L is suitable for branch circuit device protection.
The Altech 1DU50L is suitable for branch circuit device protection.