W23-X1A1G-5=W23/W31- Circuit Breaker Type: Thermal Circuit Function: Series Trip Illuminated: Without Actuator Color: Black Operating Voltage: 240 VAC Thermal Series Trip Without Black | Circuit Breaker | Part Number: W23-X1A1G-5 | Internal Number: 7-1393246-5 | TE Connectivity | Potter & Brumfield