GenTran 2026 6-Circuit 20 Amp Generator Transfer Switch For Generators Up To 5000 Watts (Discontinued by Manufacturer) UL Listed and meets National Electrical Code requirements Can be expanded to up to 10 circuits using standard circuit breakers Uses standard, off the shelf circuit breakers for easy replacement or expansion Versatile design allows for surface mounting next to your load center, and accommodates hardwiring or plug-in generator connections Accommodates arc-fault and GFCI breakers required by come jurisdictions to meet new NEC requirements