• Galvanized steel enclosure • Single phase, 3 wire, insulated/bondable split neutral, 20 (1) spaces, 20 poles, 120/240 volt • Main breaker type BR at 10,000 AIR • Tin-plated aluminum bus bar • Twin neutral with non-removable cross bus connecting them • When bonded, unused neutral connections may be used for equipment ground protectors in service entrance application • #4 - 1/0 wire range • Electrostatic powder coat, baked urethane painted • Rotate 180 degrees for bottom feed; orientation of main breaker handle consistent with NEC 240-81 requirements because it operates horizontally • 14-5/16 x 23 x 3-7/8 • UL Listed file E52977. • VALUE PACK - 5-BR120 1-BR230 BREAKERS INCLUDED • Amp Rating=100 • Box Style=C2