Check the listing for details. 100 Amp 3-Space/Circuit Type BR 3 Phase Main Lug Load Center. Condition: New. Listed at 50.57 USD. Tin plated Aluminum busFor use in 3-phase, indoor, main lug applicationsFor use as indoor main lug loadcenter, w/ surface cover Specially designed for easy installation, Eaton's BR load centers house the branch circuit breakers and the wiring required to distribute power to individual circuits. This panel is a main lug panel which is used as sub-panel to add circuits to an existing main breaker panel. The branch breakers protect the wires leading to individual electrical loads such as fixtures and outlets. The 3BR3L100S is a 100 amp 3 phase main lug with 3 spaces and 3 circuits.Amperage rating: 100ABus material: AluminumRated NEMA 1 for indoor useInterrupt rating: 10 kAICMounting: SurfaceNumber of circuits: 3Number of spaces: 3Phase: Three-phaseVoltage rating: 208Y/120 or 240VWire size: #14-1/0 AWG Cu/Al at 60°C or 75°C"Tangential" center knockout easier installation for conduit applicationsSteel back pan provides solid and reliable breaker mounting-single piece design for stability and durabilitySingle keyhole mounting -one keyhole at the top and bottom provides easier mounting and levelingDrywall marking on enclosure - indicates proper mounting depth for flush applications3 Phase Applications: strip malls, small office buildings, high rise residential buildings, areas where reduced depth is required, custom homes and workshops, and 3-phase renovation projectsUsed With: Type BR breakers