ABB ReliaHome plug-on neutral load centers provide safe and reliable energy distribution for residential applications. Featuring an integrated neutral bus for quicker electronic circuit breaker installations, these load centers ensure dependable circuit protection and optimize stock when used with ABB residential circuit breakers..The ABB PAMC2020R is a single-phase main breaker load center designed for residential applications. It has a 200A amperage rating and supports 20/40 circuits. The unit is designed for N3R (outdoor) environments and features a GR PON CUL designation, likely indicating specific enclosure and certification details. It is compatible with ABB residential circuit breakers.