Siemens outdoor load center, Series: eq, 120/240 vac, 125 a, 1 phases, 3-wire wiring, main lug circuit Breaker, plug-in, 4 spaces, 8 circuits, combination flush/surface cover, type 3R outdoor enclosure, 12-1/4 in overall height, 6 in overall width, 4-1/4 in overall depth, CSA Certified, UL listed. Code-gauge steel enclosure. Single Phase, 3 wire, solid Neutral, 4 spaces/8 circuits 1-pole, 2 Qp breakers 2-pole, 120/240 Volt AC. 10, 000 air. With closure plates, has-hubs sold separately. One piece plated aluminum bus bar. 100 percent circuit Breaker twist outs. Positive load side circuit Breaker hook rail. Suitable for use as service equipment when a main Breaker (100 amp maximum) is back-fed in a branch position and used with main Breaker retainer clip No.MBR1. When used as service equipment, any unused Neutral position may be used for equipment grounding. Rotate entire device 180 degrees for bottom feed. Gray enamel finish. Csa and UL listed, complies fully with neck and UL requirements for class ctl. 6″ x 12-1/4″ x 4-1/4″.