Square D HOM816L125C 125A Main Lug Load Center, 125 amp, 8 space, 16 circuit Homeline indoor main lug load center w/ flush/surface mount cover. UL listed. Main lug load centers are typically used as "add-on" panels when more circuits are needed. Requires ground bar kit PK15GTACP to complete installation. Main lug load centers do NOT contain a main circuit breaker. Accepts tandem breakers. Use Homeline breakers only.