Allen-Bradley 1489-M1D100 – UL489 10 A Miniature Circuit Breaker | JUAL Allen-Bradley 1489-M1D100 – UL489 10 A Miniature Circuit Breaker; 1489-M Thermal-magnetic Circuit Breakers, Standard configuration, AC, 1 Pole Configuration, Trip Curve D, UL/CSA Max. Voltage: 277V AC, 48V DC, IEC/EN Max. Voltage: 230V AC,10A