SB®50 Connectors Anderson Power Products SB®50 Connectors feature a one-piece plastic housing using stainless steel springs to hold low-resistance contacts in place. These connectors work with wire contacts up to 6AWG (10mm²) as well as PCB and busbar contacts. The genderless design mates with itself and has a plated through-hole mounting style. APP SB®50 Connectors are UL rated for hot plugging up to 50A, while the low-resistance silver- or tin-plated copper contacts enable UL-rated currents up to 120A.