For 120/240 VAC single phase applications. Also called 120/240 VAC split phase. For installation in Category C, B and A locations. Service entrance, branch panel and individual equipment applications. Parallel installation. Multi-Mode protection. Line to ground. Line to Line NEMA 4 polycarbonate plastic enclosure. 1/2 inch nipple wire entry. UV resistant. 18 inch, 12-gauge colour coded leads. Mounting bracket option AG1BRKT.