This value kit includes 6 15 Amp Single-Pole, 6 20 Amp Single-Pole, 1 30 Amp Double-Poke, 1 50 Amp Double-Pole THQL 1 in. Circuit Breakers. The load center includes a sturdy tin-plated copper buss bar and a galvanized box for increased durability and reliability. The one-piece interior removes and re-installs easily. Indoor NEMA 1 enclosure with combination surface/flush front. This load center is UL listed and ANSI Certified.