(Package of 3 Pieces) Miniature Circuit Breaker (MCB) - UL 489 - NOARK (B1D series) - 20A rated current - C-curve - 2-poles (2P) - 10kA (250Vdc) interrupting rating - 250Vdc rated voltage - box lug connections - DIN rail mounting (35mm width) - equivalent to 1002425