- 1489-M Thermal-magnetic Circuit Breakers1492-D DC High Voltage Miniature Circuit Breakers1492-GH High Density Supplemental Circuit Breaker (Push to Set)1492-GS High Density Supplemental Circuit Breaker (Toggle Type)1492-MC Thermal-magnetic Miniature Circuit Breakers1492-RCDA Residual Current Devices1492-SPM Supplemental Circuit Breaker