Product Details This main lug load center comes with 2 spaces. It is rated to 30 amps with a 1 NEMA rating. It has 1 phase. It has a voltage of 120/240VAC and 30 amps. It is a QO type circuit breaker. The recommended surface cover is Included and the recommended ground bar kit cover is 5B717. This product is a part of the QO2 series. This load center has a top or bottom feed. Standards include: UL Listed, RoHS Compliant, Federal Specification W-P-115c As Type 1 Class 2. New "Old Stock"