W51-A121B1-20
                                                                                                
                                        
                                            
                                                Thermal Circuit Breaker, Trip-Free - Switchable, Illuminated, Red Actuator, 125 VAC, 50 VDC, 20 A, 1 Pole, 4 – 40 seconds Trip Time at 200%
                                        
                                         
                                        
            W51-A121B1-20
                            
            
                
                    Thermal Circuit Breaker, Trip-Free - Switchable, Illuminated, Red Actuator, 125 VAC, 50 VDC, 20 A, 1 Pole, 4 – 40 seconds Trip Time at 200%