(Package of 6 Pieces) Miniature Circuit Breaker (MCB) - UL 489 - NOARK (B1D series) - 63A rated current - D-curve - 1-pole (1P) - 10kA (125Vdc) interrupting rating - 125Vdc rated voltage - box lug connections - DIN rail mounting (35mm width) - equivalent to 1002410