W28-XQ1A-10=W28- Circuit Breaker Type: Thermal Circuit Function: Series Trip Illuminated: No Actuator Color: Black Operating Voltage: 250 VAC Thermal Series Trip Black | Circuit Breaker | Part Number: W28-XQ1A-10 | Internal Number: 2-1393250-5 | Alias Number: W 28XQ1 A10 | TE Connectivity