B40.0

Square D B40.0, Family Type S; Type B; Melting Alloy Thermal Unit; Class 20; Max Load Amperage Varies With Application

B45.0

Square D B45.0, Family Type S; Type B; Melting Alloy Thermal Unit; Class 20; Max Load Amperage Varies With Application

B5.50

Square D B5.50, Family Type S; Type B; Melting Alloy Thermal Unit; Class 20; Max Load Amperage Varies With Application

B50.0

Square D B50.0, Family Type S; Type B; Melting Alloy Thermal Unit; Class 20; Max Load Amperage Varies With Application