Eaton
100a, main breaker installed plug on neutral indoor load center, combination cover flush or surface mount, 20 space, 20 single poles, value pack with 2 each single pole 20a & 1 each 2 pole 30a circuit breaker included, use gbk14p ground bar if required.
Eaton CL220 Classified 3/4" Thermal Magnetic Circuit Breaker 20 A
Klein Tools Digital Circuit Breaker Finder with GFCI Outlet Tester
GE 20A Single Pole Circuit Breaker
Homeline 100-Amp Main Breaker Load Center
Eaton CH DS250H2 Loadcenter and Breaker Accessories