BEP Marine 777-BB4S-500 Pro Installer Heavy-Duty Busbar Terminal Blocks & Bus Bars - 4-Stud 500A

The BEP Marine 777-BB4S-500 Pro Installer Heavy-Duty Busbar is a professional-grade electrical distribution solution designed for marine applications requiring reliable 500-amp power management. This 4-stud busbar features robust construction with tinned CDA102 copper conductors and 8mm (5/16") stainless steel studs rated for 50 VDC operation.

Key Features:

• 500-amp capacity with 4 connection points for flexible power distribution
• Clear polycarbonate cover insulates and protects on three sides
• Snap-out side skirts allow for additional cable entry and improved routing flexibility
• High-temperature, fiber-reinforced plastic base provides strength and chemical resistance
• Radiused ends improve cable routing options and reduce stress on connections
• Long threaded studs accommodate up to 4 large cable lugs per stud
• Plated brass nuts and stainless steel studs prevent thread galling during tightening
• Compact footprint measures 3.8" x 1.91" to save valuable space
• Common interconnection height allows easy linking with other Pro Installer products
• Secure cover attachment design does not interfere with cabling
• Additional mounting screw holes for ultimate installation security

Part of the BEP Pro Installer modular system, this busbar is engineered for scalability and designed to meet the demanding requirements of marine electrical installations. All threads are metric for consistent torque specifications, and the tinned copper construction ensures longevity in harsh marine environments.