⚡ Wire Your World with Confidence! Insulated for maximum protection and peace of mind. Meets and exceeds industry specifications for reliability. Elevate your electrical installations with top-tier performance. Streamlined design for quick and easy setup. Designed to withstand the rigors of any environment. Insulated Conductor Size: 2-2-2-4 AWG Nominal O.D: 0.955 inches Conductors: 4 The NASSAU ELECTRICAL SUPPLY 2-2-2-4 SER Aluminum Service Entrance Cable Wire (100FT) is engineered for superior performance, featuring four insulated conductors and a robust design that ensures safety and reliability in all electrical applications.