An electrical device (104; 1200; 1600; 3000) having a bus side (1208; 1608) and a load side (1210; 1610), said electrical device (104; 1200; 1600; 3000) comprising: a plurality of conductive line terminals disposed on the bus side (1208; 1608) of said electrical device (104; 1200; 1600; 3000); and a plurality of electrical connectors (1206; 1606; 3006) each electrical connector (1206; 1606; 3006) of said plurality of electrical connectors (1206; 1606; 3006) comprising a first end (1212; 1614) coupled to a respective line terminal of said plurality of line terminals, a second end (1214; 1616) distal from said first end (1212; 1614), and a connector clip (1402; 3400) disposed at said second end (1214; 1616), each said connector clip (1402; 3400) configured to engage a bus bar (202, 402, 602) to electrically couple said electrical device (104; 1200; 1600; 3000) to the bus bar (202, 402, 602), wherein said each connector clip (1402; 3400) comprises a first contact segment (1414; 3404) and a second contact segment (1416; 3406) spaced apart from said first contact segment (1414; 3404), said first (1414; 3404) and second contact segments (1416; 3406) configured to deflect towards one another from a relaxed position to a depressed position when inserted into a connector channel defined by the bus bar (202, 402, 602); characterized in further comprising a support spring (3402; 3502) coupled to both of said first contact segment (1414; 3404) and said second contact segment (1416; 3406) and the connector clip (1402; 3400) and laterally arranged to the first contact segment (1414; 3404) and the second contact segment (1416; 3406), said support spring (3402; 3502) configured to bias said first (1414; 3404) and second contact segments (1416; 3406) away from one another. a plurality of conductive line terminals disposed on the bus side (1208; 1608) of said electrical device (104; 1200; 1600; 3000); and a plurality of electrical connectors (1206; 1606; 3006) each electrical connector (1206; 1606; 3006) of said plurality of electrical connectors (1206; 1606; 3006) comprising a first end (1212; 1614) coupled to a respective line terminal of said plurality of line terminals, a second end (1214; 1616) distal from said first end (1212; 1614), and a connector clip (1402; 3400) disposed at said second end (1214; 1616), each said connector clip (1402; 3400) configured to engage a bus bar (202, 402, 602) to electrically couple said electrical device (104; 1200; 1600; 3000) to the bus bar (202, 402, 602), wherein said each connector clip (1402; 3400) comprises a first contact segment (1414; 3404) and a second contact segment (1416; 3406) spaced apart from said first contact segment (1414; 3404), said first (1414; 3404) and second contact segments (1416; 3406) configured to deflect towards one another from a relaxed position to a depressed position when inserted into a connector channel defined by the bus bar (202, 402, 602); characterized in further comprising a support spring (3402; 3502) coupled to both of said first contact segment (1414; 3404) and said second contact segment (1416; 3406) and the connector clip (1402; 3400) and laterally arranged to the first contact segment (1414; 3404) and the second contact segment (1416; 3406), said support spring (3402; 3502) configured to bias said first (1414; 3404) and second contact segments (1416; 3406) away from one another.