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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 P1MB2PC40 is suitable for branch circuit device protection. (Pack of 6)
The Lovato P1MB2PD40 is suitable for branch circuit device protection. (Pack of 6)
The Lovato P1MBUL2PC40 is designed to protect feeder circuits, the part of the system from the network supply point to the protection device for a branch circuit. (Pack of 6)
The Lovato P1MBUL2PD40 is designed to protect feeder circuits, the part of the system from the network supply point to the protection device for a branch circuit. (Pack of 6)
The Lovato P1MB3PC40 is suitable for branch circuit device protection. (Pack of 4)
The Lovato P1MBUL3PC40 is suitable for branch circuit device protection. (Pack of 4)
The Lovato P1MB3PB40 is suitable for branch circuit device protection. (Pack of 4)
The Lovato P1MB3PD40 is suitable for branch circuit device protection. (Pack of 4)
The Noark B1N1B4 is suitable for branch circuit device protection.
The Noark B1N1B4R is suitable for branch circuit device protection.
The Altech 1BU4R is suitable for applications that require supplemental protection for control circuits and on the load side of branch circuit protectors.
The Noark B1H1B4 is suitable for branch circuit device protection.